# RAAPTR Proposers Day

Canonical: https://abierto.us/opportunities/darpasn2687

- Solicitation number: DARPA-SN-26-87
- Notice type: Special notice
- Status: Closed. Deadline was June 8, 2026
- Department: Department of Defense
- Agency: Defense Advanced Research Projects Agency
- Contracting office: Def Advanced Research Projects Agcy (HR0011)
- NAICS: 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- Product or service code: AC12 National Defense R&D Services; Department Of Defense - Military; Applied Research
- First posted: May 29, 2026
- Last posted: June 15, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/f104043e7dda4ef2b5b5c6d962d5ad86/view

## Description

The Defense Advanced Research Projects Agency (DARPA) will host an in-person Proposers Day in support of the Program Solicitation (PS) for RF Architectures Applying Photonic Timing and Routing (RAAPTR) program on June 16, 2026, at the DARPA Conference Center (675 North Randolph Street, Arlington, VA 22203) from 9:00 a.m. to 5:00 p.m. ET. Participants must register for the RAAPTR Proposers Day through the registration website by June 8, 2026, at 11:59 p.m. ET. DARPA anticipates releasing the RAAPTR PS sometime after the Proposers Day. If released, the PS will be made available at https://sam.gov/.

## Publications

- May 29, 2026: Special notice, due June 8, 2026. Notice 4743aba603dd4b4b9cd3f8209e663c93. https://sam.gov/workspace/contract/opp/4743aba603dd4b4b9cd3f8209e663c93/view
- June 15, 2026: Special notice, due June 8, 2026 at 11:59 PM EDT. Notice 217a4de7374745f38c2aed1b8ea28e08. https://sam.gov/workspace/contract/opp/217a4de7374745f38c2aed1b8ea28e08/view
- June 15, 2026: Special notice, due June 8, 2026. Notice f104043e7dda4ef2b5b5c6d962d5ad86. https://sam.gov/workspace/contract/opp/f104043e7dda4ef2b5b5c6d962d5ad86/view

## Points of contact

- RAAPTR PS Coordinator, RAAPTR@darpa.mil

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/darpasn2687.