Combined synopsis and solicitation, first published as sources sought
Nuclear Physicist – Nuclear Data Evaluation and Reaction Modeling Support
473609
Department of Energy, Brookhaven Natl Lab -Doe Contractor. Other Scientific and Technical Consulting Services.
Response deadline
April 3, 2026 at 4:00 PM EDT
Closed 212 days ago. Posted March 20, 2026, first published February 6, 2026. Scheduled to archive April 5, 2026.
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Description
As published on SAM.gov.
03/20/2026
Q&A ROUND 1
Hello -
Please see attached, Round 1 Questions and Answers.
Thank you,
Cassandra Smith
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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
Attachments
Files listed on SAM.gov. The ones we hold a copy of download from here; the rest open SAM's download, which needs no account.
- B.1_473609 - Enclosure C_Quotation Pricing Sheet.docx27 KB, March 18, 2026
- BSA RFI-473609_RFI Letter.pdf207 KB, February 6, 2026
Publications
Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.
February 6, 2026
Sources sought
Due February 10, 2026 at 4:00 PM EST. SAM.gov, notice c086fd4356a84174b78213c1240e26a5
2 revisions on SAM
- February 6, 2026: publish, sources sought
- February 6, 2026: publish, sources sought
February 6, 2026
Sources sought
RFI - Nuclear Physicist – Nuclear Data Evaluation and Reaction Modeling Support
Due February 10, 2026 at 4:00 PM EST. SAM.gov, notice e9ac4a69743a4292a249aed0372842df
2 revisions on SAM
- February 6, 2026: publish, sources sought
- February 6, 2026: publish, sources sought
March 18, 2026
Combined synopsis and solicitation
Due April 3, 2026 at 4:00 PM EDT. SAM.gov, notice a45a0f60d7af43e49dbada46a076d35f
3 revisions on SAM
- March 20, 2026: publish, combined synopsis and solicitation
- March 19, 2026: publish, combined synopsis and solicitation
- March 18, 2026: publish, combined synopsis and solicitation
March 19, 2026
Combined synopsis and solicitation
Due April 3, 2026 at 4:00 PM EDT. SAM.gov, notice 281b3c85d29e4d8e95cf42b81007e325
3 revisions on SAM
- March 20, 2026: publish, combined synopsis and solicitation
- March 19, 2026: publish, combined synopsis and solicitation
- March 18, 2026: publish, combined synopsis and solicitation
March 20, 2026
Combined synopsis and solicitation
Due April 3, 2026 at 4:00 PM EDT. SAM.gov, notice b2574a09e491499fad5939cd1ef5d8d2
3 revisions on SAM
- March 20, 2026: publish, combined synopsis and solicitation
- March 19, 2026: publish, combined synopsis and solicitation
- March 18, 2026: publish, combined synopsis and solicitation
Points of contact
- Cassandra (Cassie) Smithcsmith2@bnl.gov9078883142