Evaluations, Assessments, Studies, Services, and Support (EASSS) 4

UDPATE (13 Feb 25) - Please see the attached Questions & Answers document regarding additional questions received. In addition, please see the attached Sections B-M Rev 4, Exhibit A (SOW) (13 Feb 25), and Attachment L-2 Pricing Model Rev 2, which have been updated in accordance with the answers provided in the attached Q&A document.

UPDATE (11 Feb 25) - We intend to release the final RFP by early March 2025. In addition, we intend to release further Q&As and document updates by the end of this week.

UPDATE (24 Jan 25) - Please refer to Exhibit B, #13, and Section J of Sections B-M Rev 3, where Exhibit I, DEIA Plan, has been removed.   

UPDATE (21 Jan 25) - As we work to issue the final RFP, offerors are welcome to submit additional questions until that time.

UPDATE (19 Dec 24) - Please see the attached Questions & Answers document regarding additional questions received. We are still working a few remaining questions. In addition, please see the attached Sections A-M Rev 2, Exhibit A (SOW) (19 Dec 24), and Attachment L-2 Pricing Model Rev 1, which have been updated in accordance with the answers provided in the attached Q&A document. Lastly, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. We will not be able to meet the prior January 6, 2025 anticipated Final RFP release date, but hope to release the Final RFP sometime in January 2025.

UPDATE (6 Dec 24) - Attached are the Pre-Solicitation Conference slides for your reference.

UPDATE (5 Dec 24) - Please see the attached Questions & Answers document regarding several additional questions received. We are still working other questions that require updates to DRFP documents. In addition, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. 

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is early March 2025, with proposals being due on approximately early-to-mid April 2025 . 

The anticipated contract award date is July/August 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be 10 to 14 calendar days later. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret (TS) Facility Clearance with further Sensitive Compartmented Information (SCI) requirements is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (11 Feb 25) - We intend to release the final RFP by late February/early March 2025. In addition, we intend to release further Q&As and document updates by the end of this week.

UPDATE (24 Jan 25) - Please refer to Exhibit B, #13, and Section J of Sections B-M Rev 2, where Exhibit I, DEIA Plan, has been removed.   

UPDATE (21 Jan 25) - As we work to issue the final RFP, offerors are welcome to submit additional questions until that time.

UPDATE (19 Dec 24) - Please see the attached Questions & Answers document regarding additional questions received. We are still working a few remaining questions. In addition, please see the attached Sections A-M Rev 2, Exhibit A (SOW) (19 Dec 24), and Attachment L-2 Pricing Model Rev 1, which have been updated in accordance with the answers provided in the attached Q&A document. Lastly, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. We will not be able to meet the prior January 6, 2025 anticipated Final RFP release date, but hope to release the Final RFP sometime in January 2025.

UPDATE (6 Dec 24) - Attached are the Pre-Solicitation Conference slides for your reference.

UPDATE (5 Dec 24) - Please see the attached Questions & Answers document regarding several additional questions received. We are still working other questions that require updates to DRFP documents. In addition, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. 

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is January 6, 2025, with proposals being due on approximately February 14, 2025. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-to-late January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (24 Jan 25) - Please refer to Exhibit B, #13, and Section J of A-M Rev 2. Additionally, Exhibit I, DEIA Plan, has been removed..   

UPDATE (21 Jan 25) - As we work to  issue the final the RFP, offerors are welcome to submit additional questions until that time.

UPDATE (19 Dec 24) - Please see the attached Questions & Answers document regarding additional questions received. We are still working a few remaining questions. In addition, please see the attached Sections A-M Rev 2, Exhibit A (SOW) (19 Dec 24), and Attachment L-2 Pricing Model Rev 1, which have been updated in accordance with the answers provided in the attached Q&A document. Lastly, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. We will not be able to meet the prior January 6, 2025 anticipated Final RFP release date, but hope to release the Final RFP sometime in January 2025.

UPDATE (6 Dec 24) - Attached are the Pre-Solicitation Conference slides for your reference.

UPDATE (5 Dec 24) - Please see the attached Questions & Answers document regarding several additional questions received. We are still working other questions that require updates to DRFP documents. In addition, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. 

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is January 6, 2025, with proposals being due on approximately February 14, 2025. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-to-late January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (21 Jan 25) - As we work to  issue the final the RFP, offerors are welcome to submit additional questions until that time.

UPDATE (19 Dec 24) - Please see the attached Questions & Answers document regarding additional questions received. We are still working a few remaining questions. In addition, please see the attached Sections A-M Rev 2, Exhibit A (SOW) (19 Dec 24), and Attachment L-2 Pricing Model Rev 1, which have been updated in accordance with the answers provided in the attached Q&A document. Lastly, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. We will not be able to meet the prior January 6, 2025 anticipated Final RFP release date, but hope to release the Final RFP sometime in January 2025.

UPDATE (6 Dec 24) - Attached are the Pre-Solicitation Conference slides for your reference.

UPDATE (5 Dec 24) - Please see the attached Questions & Answers document regarding several additional questions received. We are still working other questions that require updates to DRFP documents. In addition, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. 

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is January 6, 2025, with proposals being due on approximately February 14, 2025. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-to-late January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (19 Dec 24) - Please see the attached Questions & Answers document regarding additional questions received. We are still working a few remaining questions. In addition, please see the attached Sections A-M Rev 2, Exhibit A (SOW) (19 Dec 24), and Attachment L-2 Pricing Model Rev 1, which have been updated in accordance with the answers provided in the attached Q&A document. Lastly, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. We will not be able to meet the prior January 6, 2025 anticipated Final RFP release date, but hope to release the Final RFP sometime in January 2025.

UPDATE (6 Dec 24) - Attached are the Pre-Solicitation Conference slides for your reference.

UPDATE (5 Dec 24) - Please see the attached Questions & Answers document regarding several additional questions received. We are still working other questions that require updates to DRFP documents. In addition, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. 

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is January 6, 2025, with proposals being due on approximately February 14, 2025. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-to-late January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (6 Dec 24) - Attached are the Pre-Solicitation Conference slides for your reference.

UPDATE (5 Dec 24) - Please see the attached Questions & Answers document regarding several additional questions received. We are still working other questions that require updates to DRFP documents. In addition, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. 

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is January 6, 2025, with proposals being due on approximately February 14, 2025. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-to-late January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (5 Dec 24) - Please see the attached Questions & Answers document regarding several additional questions received. We are still working other questions that require updates to DRFP documents. In addition, please note the updated DRFP Cover Letter Rev 2, which updates the dates surrounding the anticipated Final RFP release, approximate proposal due date, and Pre-Proposal Conference. 

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is January 6, 2025, with proposals being due on approximately February 14, 2025. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-to-late January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (27 Nov 24) - Please see the attached Questions & Answers document regarding one additional question received.

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is mid-December 2024, with proposals being due approximately 45 calendar days later. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UPDATE (21 Nov 24) - Please see the attached Questions & Answers document regarding questions received after DRFP posting. Please also note that this update corrects the response date in SAM.gov from December 5, 2025 to December 5, 2024 in accordance with the DRFP.

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is mid-December 2024, with proposals being due approximately 45 calendar days later. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

UDPATE (12 Nov 24) - Please see the below updates to the EASSS 4 DRFP, notably the change in dates surrounding the Pre-Solicitation Conference, anticipated Final RFP release, and DRFP comments.

ORIGINAL (8 Nov 24) - You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2. U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is mid-December 2024, with proposals being due approximately 45 calendar days later. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the draft RFP, the EASSS 4 Pre-Solicitation Conference is anticipated to be held on December 5, 2024.

2. After release of the final RFP, the EASSS 4 Pre-Proposal Conference is anticipated to be mid-January 2025. Notice will be posted on www.SAM.gov. 

3. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

4. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture.
    
5. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by 5:00 p.m. ET on December 5, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.  

You are invited to review and comment on the National Aeronautics and Space Administration (NASA) Langley Research Center’s (LaRC’s) Evaluations, Assessments, Studies, Services, and Support 4 (EASSS 4) solicitation. The scope of this requirement will include evaluations, assessments, studies, services, and support for the Science Office for Mission Assessments (SOMA) and other NASA organizations as designated in individual task orders as described in Exhibit A – Statement of Work (SOW).   

Potential offerors are encouraged to comment on all aspects of the draft solicitation, including the requirements, schedules, proposal instructions, and evaluation approaches, any perceived safety, occupational health, security (including information technology security), environmental, export control, and/or other programmatic risk issues associated with performance of the work. Potential offerors should also identify any unnecessary or inefficient requirements and are encouraged to comment on any unique terms and conditions and the Section M Evaluation Criteria.  

NASA will conduct this acquisition as a small business set-aside. This competitive acquisition will result in a Cost-Plus-Fixed Fee (CPFF) Indefinite Delivery/Indefinite Quantity (IDIQ) contract. The contract will have an effective ordering period of five (5) years from the contract effective date.  The North American Industry Classification System (NAICS) code for this acquisition is 541715 and the small business size standard is 1,000 employees. 

Potential offerors should ensure its company is listed in the online database(s) for the following: 

1. System for award management: https://www.sam.gov/SAM/  

2.  U.S. Department of Labor Veterans’ Employment and Training Service, VETS-4212 Reports: https://vets4212.dol.gov/vets4212/ 

3. US Government’s unique entity identifier (UEI): https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services/integrated-award-environment-iae/iae-systems-information-kit/unique-entity-identifier-update 

The successful offeror must pass an Equal Employment Opportunity (EEO) clearance before contract award (See FAR 22.805). 

The current planned release date for the Final Request for Proposal (RFP) is on or about December 10, 2024, with proposals being due approximately 60 calendar days later. 

The anticipated contract award date is July 2025, with an October 1, 2025 contract effective date. The contract will be performed offsite. 

The following additional information is provided to assist in understanding this acquisition: 

1. After release of the final RFP, the EASSS 4 Pre-proposal Conference is anticipated to be mid-January 2025. Notice will be posted on www.SAM.gov. 

2. NASA has determined that this acquisition may give rise to a potential organizational conflict of interest (OCI). Offerors should refer to the tailored NFS clause 1852.209-71, Limitation of Future Contracting, and tailored LaRC clause 52.227-96, Organizational and Personal Conflicts of Interest, for a description of the potential conflict(s) and restrictions on future contracting. 

3. Please note a Top-Secret / Sensitive Compartmented Information (TS/SCI) Facility Clearance is required for this contract in accordance with the DD Form 254, Contract Security Classification Specification. Please reference the information contained under Responsibility Considerations in Section L for full details. For proposals submitted as Joint Ventures, the facility clearance must be granted in the name of the Joint Venture. 
4. Proposals for this solicitation are required to be submitted through NASA’s Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Potential offerors, especially those that have not previously submitted a proposal utilizing NASA’s EFSS Box, are encouraged to review the solicitation instruction entitled “Electronic Proposal Delivery - Proposal Marking and Delivery Through NASA’s EFSS Box,” which provides instructions related to the submission of proposal via EFSS Box. Offerors are encouraged to check with their corporate IT staff to determine if there are firewall restrictions that will need to be addressed prior to the submission of proposal files through NASA’s EFSS Box. 

  Documents related to this acquisition, including this letter, the solicitation, attachments, exhibits, any amendments and links to online reference/technical/bidders’ library will be attainable electronically from the World Wide Web through the Government-wide point of entry website at www.SAM.gov. Potential Offerors are encouraged to periodically monitor the websites for updates.  

NASA FAR Supplement (NFS) clause 1852.215-84, OMBUDSMAN, is applicable to this DRFP. The Ombudsman can be obtained at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf.  

This DRFP is not a solicitation and NASA is not requesting proposals. This DRFP does not commit NASA Langley Research Center to pay any proposal preparation costs, nor does it obligate NASA Langley Research Center to procure or contract for this requirement. This request is not an authorization to proceed and does not authorize payment for any charges incurred by the offeror for performing any of the work called for in this DRFP. 

Any comments regarding the DRFP should be submitted electronically in writing, to Sheila Watford, Contract Specialist, at larc-easss4@mail.nasa.gov by COB on November 14, 2024. If a potential offeror believes their comments contain confidential, proprietary, competition sensitive, or business information, then those questions/comments shall be marked appropriately. However, questions that are marked as containing confidential, proprietary, competition sensitive, or business information will not be provided a Government response. The Government will consider all comments received in preparation of the Final RFP.  To the extent a comment leads the Government to revise the acquisition approach or requirements, the change will be reflected in the Final RFP.  Some DRFP questions and comments may receive a posted response to www.SAM.gov if the Contracting Officer determines that a response would facilitate additional understanding.