Amendment 1_HBG II_Solicitation 80GSFC27R0015.pdf

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

(a) By completing items 8 and 15, and returning or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE

RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

E. IMPORTANT: Contractor is not is required to sign this document and return copies to the issuing office.

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

1. CONTRACT ID CODE

2. AMENDMENT/MODIFICATION NUMBER 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

7. ADMINISTERED BY (If other than Item 6) CODE

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended. is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required) copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15C. DATE SIGNED

15A. NAME AND TITLE OF SIGNER (Type or print)

16C. DATE SIGNED

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

PAGE OF PAGES

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

Previous edition unusable

Cassandra K. Moore

This AMENDMENT 1 is hereby issued as follows:

--Please see continuation pages--

NASA Goddard Space Flight Center Code 178, Earth Sciences Procurement Office 8800 Greenbelt Road Greenbelt, MD 20771

80GSFC27R0015

1 4

See Block 16C

10/22/2026

Solicitation #80GSFC27R0015 Amendment 1

The purpose of this AMENDMENT 1 is hereby issued as follows:

1. Replace the previously posted RFP with the final version, with all draft watermarks removed.

2. Update the cover letter to reflect changes to the Voting Members.

3. Add the due date to Exhibit 11 – Past Performance Questionnaire.

4. Electronic Submission of Proposals - Proposal Marking and Delivery Through NASA's EFSS Box (MAY 2026) paragraph (c) is revised as follows: revision in bold

(a) The offeror must submit its proposal via NASA's Enterprise File Sharing and Sync Box (EFSS Box), a FedRAMP Moderate certified platform. Electronic submissions must not contain hidden formulas, tables, be locked, be password protected, or contain links to data not included in the electronic copy. All electronic submissions should be searchable and should not contain scanned documents, except those documents that must be provided in their native format (e.g., signature pages, prior award fee letters for past performance, DCAA/DCMA approval letters, as applicable). The offeror must ensure documents are free from viruses and malware, as documents determined by NASA to contain a virus or malware will not be opened or evaluated. Subcontractors may submit their required proposal information separately using the instructions in this provision. The offeror must ensure subcontractor submissions are made no later than the date and time specified for proposal submission and comply with all solicitation instructions.

(b) Prior to the submission of proposal files, offerors interested in submitting a proposal in response to this solicitation should notify Cassandra K. Moore of their intent to submit a proposal at least 48 hours prior to the intended submission date, at the following email address: cassandra.k.moore@nasa.gov. The offeror must courtesy copy (cc) Michelle R. Padfield at michelle.r.padfield@nasa.gov on this communication. Offerors, especially those that have not previously submitted a proposal utilizing NASA's EFSS Box, should coordinate the submission of a test file with Cassandra K. Moore, no less than 5 days in advance of the proposal due date specified in the solicitation to allow time to work through any submission issues.

(c) The offeror must submit all proposal files to:

https://nasagov.app.box.com/f/1223313769c24a18b24a18d18bac295c. The offeror must follow instructions regarding proposal submission found at https://www.hq.nasa.gov/office/procurement/other/EFSS-Box-Offeror-Proposal- Submission-Instructions.pdf.

(d) Offerors should electronically submit their proposals not later than 2:00p.m.

EST one working day prior to the date specified for receipt of proposals, if offerors seek to coordinate with the contracting officer regarding the proposal's receipt.

NASA is not required to verify proposal receipt prior to the submission deadline.

(e) Offerors are encouraged to include all individual proposal files within a single .zip file. Electronic file names must be limited to letters, numbers, dashes, and single spaces, except for the period that is required before the file extension (e.g., .zip, .pdf), in order to successfully upload and download files from the EFSS Box system. The offeror must not use special characters "/" or "" in file names. The offeror must sequentially number each file and clearly label the contents of the file and include the name of the offeror and subcontractor name (if applicable) in the individual file name. Examples of acceptable individual file names are as follows (not specific to this solicitation):

For Prime offeror Submissions:

1 - Prime offeror name - solicitation number-MS Volume.docx 3 - Prime offeror name - solicitation number - PP Volume.pdf 7 - Prime offeror name - solicitation number Cost-Price Volume.xlsx

For Subcontractor Submissions:

1 - Prime offeror name - Subcontractor Name-solicitation number-MS Volume.docx https://www.hq.nasa.gov/office/procurement/other/EFSS-Box-Offeror-Proposal-Submission-Instructions.pdf https://www.hq.nasa.gov/office/procurement/other/EFSS-Box-Offeror-Proposal-Submission-Instructions.pdf

3 - Prime offeror name - Subcontractor Name - solicitation number - PP Volume.pdf 7 - Prime offeror name - Subcontractor Name - solicitation number Cost-Price Volume.xlsx Individual files cannot exceed 150GB per file. Submitted files must not include password protection. Unless specifically authorized by the solicitation instructions, alternate proposal submissions must not be submitted.

(f) Immediately after all files have been uploaded and the proposal has been submitted in its entirety, the offeror is requested to notify Cassandra K. Moore at the following email address: cassandra.k.moore@nasa.gov with a listing of all documents by filename that were submitted via EFSS Box. The offeror should courtesy copy (cc) Michelle R. Padfield at michelle.r.padfield@nasa.gov on this communication. If any problems are experienced with the EFSS Box system (e.g., login, file transfer), please contact Cassandra K. Moore, and provide a cc copy to (Insert secondary point of contact name) via e-mail as soon as possible.

(g) The offeror is responsible for ensuring its proposal reaches the Government office designated in the solicitation by the date and time specified in the solicitation. The Government is not responsible for any failure attributable to the transmission or receipt of documents. Please note that uploading documents via EFSS Box and the transmission of the files from the offeror to the Government may not be instantaneous. To ensure timely delivery, the offeror is encouraged to submit its proposal at least 24 hours prior to the due date specified in the solicitation. The electronic submission of the proposal must contain all information required by the solicitation to be determined responsive.

(End of text)

5. No changes have been made to the solicitation’s terms and conditions.

End of Amendment 1 mailto:cassandra.k.moore@nasa.gov