# Mobile and Transportable Microreactor System

Canonical: https://abierto.us/opportunities/70rsat26r00000003

- Solicitation number: 70RSAT26R00000003
- Notice type: Combined synopsis and solicitation
- Status: Closed. Deadline was January 9, 2026 at 4:00 PM EST
- Department: Department of Homeland Security
- Agency: Office of Procurement Operations
- Contracting office: Sci Tech Acq Div (70RSAT)
- NAICS: 221113 Nuclear Electric Power Generation
- Product or service code: 6116 Fuel Cell Power Units, Components, and Accessories
- Place of performance: Washington, District of Columbia
- County: District of Columbia (FIPS 11001). https://abierto.us/counties/district-of-columbia-dc-11001
- City: Washington. https://abierto.us/cities/washington-dc-1150000
- First posted: December 23, 2025
- Last posted: April 23, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/f809f5b4232e431dae6161087287ad9d/view

## Description

**AMENDMENT 0002:** Effective the date of this notice, this solicitation is cancelled. No awards will be made for the design and development of transportable and mobile microreactor systems under this solicitation. The Department would like to express its sincere appreciation to the offerors who participated in this solicitation. Thank you.

**AMENDMENT 0001:** The purpose of this amendment is to provide responses to offeror-submitted questions and comments. Questions, comments, and government responses are included in the file named "70RSAT26R00000003 - Q and C Responses - 20251231.pdf" in the Attachments/Link section.

Offerors are reminded of this solicitation's closing date of 4:00 PM Eastern Standard Time on Friday, January 9, 2026. BASE NOTICE: This is a combined synopsis/solicitation for commercial products or commercial services prepared in accordance with part 12. This announcement constitutes the only solicitation. Offers are being requested and a separate written solicitation will not be issued.

Solicitation number 70RSAT26R00000003 is issued as a request for proposal (RFP) for mobile and transportable microreactor system development, testing, and deployment. This acquisition is a full and open competition. This solicitation incorporates provisions and clauses by reference. The full text of provisions and clauses may be accessed electronically at www.acquisition.gov. A Federal Priorities and Allocations System (FPAS) assigned rating may be included at a future date.

Questions related to this solicitation must be received by the Government by or before 4:00 PM Eastern Standard Time on Tuesday, December 30, 2025. Please refer to the attachments to this notice for full details regarding this opportunity.

## Publications

- December 23, 2025: Combined synopsis and solicitation, due January 9, 2026 at 4:00 PM EST. Notice 8dbbe29cc157439b93787213f6dc40c5. https://sam.gov/workspace/contract/opp/8dbbe29cc157439b93787213f6dc40c5/view
- December 31, 2025: Combined synopsis and solicitation, due January 9, 2026 at 4:00 PM EST. Notice 17cacff131074f75a53d4509e4c136d7. https://sam.gov/workspace/contract/opp/17cacff131074f75a53d4509e4c136d7/view
- April 20, 2026: Combined synopsis and solicitation, due January 9, 2026 at 4:00 PM EST. Notice 542a0df286fd42da8ad505c8830f38fb. https://sam.gov/workspace/contract/opp/542a0df286fd42da8ad505c8830f38fb/view
- April 20, 2026: Combined synopsis and solicitation, due January 9, 2026 at 4:00 PM EST. Notice 75bfcb29a0a84769beeb0dfe65290d0e. https://sam.gov/workspace/contract/opp/75bfcb29a0a84769beeb0dfe65290d0e/view
- April 23, 2026: Combined synopsis and solicitation, due January 9, 2026 at 4:00 PM EST. Notice db58d545b4404fdd8ef30b60568581b9. https://sam.gov/workspace/contract/opp/db58d545b4404fdd8ef30b60568581b9/view
- April 23, 2026: Combined synopsis and solicitation, due January 9, 2026 at 4:00 PM EST. Notice f809f5b4232e431dae6161087287ad9d. https://sam.gov/workspace/contract/opp/f809f5b4232e431dae6161087287ad9d/view

## Points of contact

- Darin Andrew Jones, Darin.Jones@hq.dhs.gov
- John Whipple, John.Whipple@hq.dhs.gov

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/70rsat26r00000003.