Nuclear Physicist – Nuclear Data Evaluation and Reaction Modeling Support
Closed Solicitation Posted
- Solicitation number
- 473609
- Agency
-
Office of Science
Department of Energy
- Responses due
- Set-aside
- No set-aside
Opportunity facts
- NAICS code
- 541690 Other Scientific and Technical Consulting Services
- PSC
- R499 Support- Professional: Other
- Place of performance
- Upton, New York 11973, United States
- Points of contact
Notice details come from SAM.gov. Updated .
About this opportunity
Brookhaven Science Associates, LLC, operator of Brookhaven National Laboratory under a Department of Energy prime contract, is soliciting quotes for a Nuclear Physicist position to provide nuclear data evaluation and reaction modeling support for the Reference Input Parameter Library (RIPL) and associated nuclear data activities. The successful offeror must demonstrate extensive knowledge of low-energy nuclear reaction models, nuclear reaction computer codes (particularly EMPIRE), and possess a minimum of 25 years of nuclear physics research experience, along with demonstrated capability to establish international nuclear data collaborations and experience within the Cross Section Evaluation Working Group (CSEWG) or equivalent organizations. The award will be made to the responsive and responsible offeror submitting the lowest total price while meeting all technical requirements and qualifications as outlined in Section 3.1 of the RFQ Document. Questions are due by Wednesday, March 25, 2026, at 4:00 PM EST, and quotations must be submitted by Friday, April 3, 2026, at 4:00 PM EST, with pricing remaining valid for 60 days and an anticipated award date of May 30, 2026. Offerors must submit a completed Quotation Pricing Sheet with fully burdened hourly rates, comprehensive technical qualifications documentation including curriculum vitae and publications, SAM registration confirmation with a Unique Entity Identification number, and representations and certifications.
This procurement includes no set-aside designations and represents a Time & Material contract with a base performance period of one year followed by four optional one-year renewal periods at BSA's discretion. Amendment 1, issued on March 19, 2026, increased estimated hours from 120 to 960 hours annually (approximately 20 hours per week over 48 weeks), though the specific budget ceiling amount has not been publicly disclosed in available documents. The position is structured as a part-time appointment requiring uniform distribution of hours throughout the year, with the contractor performing most duties remotely and making approximately four one-week domestic trips annually to BNL or project-related conferences, with travel expenses included in the contract budget and subject to GSA rate limits. Payment terms are Net 30 days for large businesses and Net 10 days for small business concerns, with monthly invoicing required. The place of performance is Upton, NY 11973, USA, with work performed under the NAICS code 541690 (Other Scientific and Technical Consulting Services) and PSC category R499 (Support—Professional: Other).
Notice text
3 versions
Update #3 · Latest ·
03/20/2026
Q&A ROUND 1
Hello -
Please see attached, Round 1 Questions and Answers.
Thank you,
Cassandra Smith
---------------------------------------------------------------------------------------------------------------------------------------------------------------------
03/19/2026
AMENDMENT 1
Hello -
Amendment 1 issued to increase estimated hours for base and option periods from 120 to 960. Enclosure C has been updated accordingly.
Thank you,
Cassandra Smith
---------------------------------------------------------------------------------------------------------------------------------------------------------------------
03/18/2026
Hello -
Brookhaven Science Associates, LLC (BSA) operator of Brookhaven National Laboratory (BNL) under a Prime Contract with the U.S. Department of Energy (DOE) solicits your quote for Nuclear Physicist – Nuclear Data Evaluation and Reaction Modeling Support, specifically for the coordination, evaluation, and development support of the Reference Input Parameter Library (RIPL) and associated nuclear data activities. Requirements for this solicitation are outlined in the attached RFQ Document.
Quote package shall include the below:
Price Quote:
1. The Offeror shall complete and return the attached Enclosure C. Quotation Pricing Sheet. Pricing shall remain firm for sixty (60) days to allow time for review, selection, and Award. Prices shall be quoted in U.S. Dollars.
2. Provide responses and supporting documentation for all Technical Qualifiers (Section 3.1 of RFQ Document), including CVs, publications, and relevant experience.
Other Submittals:
1. SAM Unique Entity Identification (UEI) Number within attached Enclosure C. Quotation Pricing Sheet, as well as affirm Representations and Certifications and size status are accurate and up to date in SAM. * Foreign Offerors are not required to be registered in SAM; however, must fill out the attached Enclosure B. AMS-Form-050 (Annual Representations and Certifications) if they are not.
2. The attached Enclosure B. AMS-Form-050 (Annual Representations and Certifications) is only required for Offerors that are not currently active and registered in SAM. A current copy (less than 12 months prior to the date of solicitation) of Enclosure B. AMS-Form-050 (Annual Representations and Certifications) must be on file with BSA’s Procurement and Property Management (PPM) Division before an Award can be placed.
3. The successful Offeror will be required to complete new vendor forms, if applicable.
CRITICAL DATES
Questions Due Date: Wednesday, March 25, 2026, at 4:00 PM EST
Quote Due Date: Friday, April 3, 2026, at 4:00 PM EST
Anticipated Period of Performance: One (1) year base period with four (4) one-year option periods
All questions regarding this RFQ must be submitted in writing via email to the undersigned.
BSA appreciates your interest and looks forward to receiving your quotation.
Thank you,
Cassandra Smith
Update #2 ·
03/19/2026
AMENDMENT 1
Hello -
Amendment 1 issued to increase estimated hours for base and option periods from 120 to 960. Enclosure C has been updated accordingly.
Thank you,
Cassandra Smith
---------------------------------------------------------------------------------------------------------------------------------------------------------------------
03/18/2026
Hello -
Brookhaven Science Associates, LLC (BSA) operator of Brookhaven National Laboratory (BNL) under a Prime Contract with the U.S. Department of Energy (DOE) solicits your quote for Nuclear Physicist – Nuclear Data Evaluation and Reaction Modeling Support, specifically for the coordination, evaluation, and development support of the Reference Input Parameter Library (RIPL) and associated nuclear data activities. Requirements for this solicitation are outlined in the attached RFQ Document.
Quote package shall include the below:
Price Quote:
1. The Offeror shall complete and return the attached Enclosure C. Quotation Pricing Sheet. Pricing shall remain firm for sixty (60) days to allow time for review, selection, and Award. Prices shall be quoted in U.S. Dollars.
2. Provide responses and supporting documentation for all Technical Qualifiers (Section 3.1 of RFQ Document), including CVs, publications, and relevant experience.
Other Submittals:
1. SAM Unique Entity Identification (UEI) Number within attached Enclosure C. Quotation Pricing Sheet, as well as affirm Representations and Certifications and size status are accurate and up to date in SAM. * Foreign Offerors are not required to be registered in SAM; however, must fill out the attached Enclosure B. AMS-Form-050 (Annual Representations and Certifications) if they are not.
2. The attached Enclosure B. AMS-Form-050 (Annual Representations and Certifications) is only required for Offerors that are not currently active and registered in SAM. A current copy (less than 12 months prior to the date of solicitation) of Enclosure B. AMS-Form-050 (Annual Representations and Certifications) must be on file with BSA’s Procurement and Property Management (PPM) Division before an Award can be placed.
3. The successful Offeror will be required to complete new vendor forms, if applicable.
CRITICAL DATES
Questions Due Date: Wednesday, March 25, 2026, at 4:00 PM EST
Quote Due Date: Friday, April 3, 2026, at 4:00 PM EST
Anticipated Period of Performance: One (1) year base period with four (4) one-year option periods
All questions regarding this RFQ must be submitted in writing via email to the undersigned.
BSA appreciates your interest and looks forward to receiving your quotation.
Thank you,
Cassandra Smith
Update #1 ·
03/18/2026
Hello -
Brookhaven Science Associates, LLC (BSA) operator of Brookhaven National Laboratory (BNL) under a Prime Contract with the U.S. Department of Energy (DOE) solicits your quote for Nuclear Physicist – Nuclear Data Evaluation and Reaction Modeling Support, specifically for the coordination, evaluation, and development support of the Reference Input Parameter Library (RIPL) and associated nuclear data activities. Requirements for this solicitation are outlined in the attached RFQ Document.
Quote package shall include the below:
Price Quote:
1. The Offeror shall complete and return the attached Enclosure C. Quotation Pricing Sheet. Pricing shall remain firm for sixty (60) days to allow time for review, selection, and Award. Prices shall be quoted in U.S. Dollars.
2. Provide responses and supporting documentation for all Technical Qualifiers (Section 3.1 of RFQ Document), including CVs, publications, and relevant experience.
Other Submittals:
1. SAM Unique Entity Identification (UEI) Number within attached Enclosure C. Quotation Pricing Sheet, as well as affirm Representations and Certifications and size status are accurate and up to date in SAM. * Foreign Offerors are not required to be registered in SAM; however, must fill out the attached Enclosure B. AMS-Form-050 (Annual Representations and Certifications) if they are not.
2. The attached Enclosure B. AMS-Form-050 (Annual Representations and Certifications) is only required for Offerors that are not currently active and registered in SAM. A current copy (less than 12 months prior to the date of solicitation) of Enclosure B. AMS-Form-050 (Annual Representations and Certifications) must be on file with BSA’s Procurement and Property Management (PPM) Division before an Award can be placed.
3. The successful Offeror will be required to complete new vendor forms, if applicable.
CRITICAL DATES
Questions Due Date: Wednesday, March 25, 2026, at 4:00 PM EST
Quote Due Date: Friday, April 3, 2026, at 4:00 PM EST
Anticipated Period of Performance: One (1) year base period with four (4) one-year option periods
All questions regarding this RFQ must be submitted in writing via email to the undersigned.
BSA appreciates your interest and looks forward to receiving your quotation.
Thank you,
Cassandra Smith
Files
Notice history
| Notice | Type | Posted |
|---|---|---|
| This notice | Solicitation | |
| RFI - Nuclear Physicist – Nuclear Data Evaluation and Reaction Modeling Support | Pre-Solicitation |
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