Solicitation
Operational Test and Training Infrastructure (OTTI) Commercial Solutions Opening (CSO)
FA2553-25-S-C001
Department of the Air Force, FA2553 Oprn Test & TRG Infr Otti PK. Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology).
Offers due
December 9, 2029 at 1:59 AM EST
1134 days from now. Posted October 8, 2026, first published December 9, 2024.
Get an email when this is amended, when the deadline moves and when it is awarded.Watch it
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Description
As published on SAM.gov.
Amendment 0011: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0011. This amendment supersedes all versions of the OTTI CSO.
Annual Notice: In accordance with DFARS 212.7004(b), this posting serves as an annual notice of the OTTI CSO FA2553-25-S-C001 publishing.
Amendment 0010: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0010. This amendment supersedes all versions of the OTTI CSO.
AOI 05 Q&As: Please see the attached OTTI CSO AOI 05 Questions_Answers document for AOI 05: Continuous Fitness Assessment (CFA). The Phase I submission accepted until date for AOI 05 has been extended from 7 November 2025 to 5 December 2025.
Amendment 0009: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0009. This amendment supersedes all versions of the OTTI CSO.
AOI 05: Continuous Fitness Assessment (CFA) is currently pending Government updates. Additional information will be released to industry via an amendment to this solicitation. The Phase I submission accepted until date for AOI 05 has been extended from 8 October 2025 to 7 November 2025.
Amendment 0008: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0008. This amendment supersedes all versions of the OTTI CSO.
Amendment 0007: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0007. This amendment supersedes all versions of the OTTI CSO.
Amendment 0006: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0006. This amendment supersedes all versions of the OTTI CSO.
AOI 04 Q&As Rev 01: Please see the attached (CUI) OTTI CSO AOI 04 - Questions_Answers_Rev 01 document for AOI 04: Multirole Satellite Frequency In-field Test Suite (MSFITS). This updated document provides additional questions and answers (AOI 04 - Q16 through AOI 04 - Q30).
Amendment 0005: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0005. This amendment supersedes all versions of the OTTI CSO.
AOI 04 Q&As: Please see the attached (CUI) OTTI CSO AOI 04 Questions_Answers document for AOI 04: Multirole Satellite Frequency In-field Test Suite (MSFITS).
Amendment 0004: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0004. This amendment supersedes all versions of the OTTI CSO.
Amendment 0003: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0003. This amendment supersedes all versions of the OTTI CSO.
AOI 02 Q&As Rev 01: Please see the attached OTTI CSO AOI 02 Questions_Answers_Rev01 document for AOI 02: National Space Test and Training Complex (NSTTC) Range Control System Enhancements. This updated document provides an additional question and answer (AOI 02 - Q10).
AOI 03 Q&As: Please see the attached OTTI CSO AOI 03 Questions_Answers document for AOI 03: Distributed Synthetic Training Environment Evolution & Prototyping.
AOI 02 Q&As: Please see the attached OTTI CSO AOI 02 Questions_Answers document for AOI 02: National Space Test and Training Complex (NSTTC) Range Control System Enhancements.
Amendment 0002: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0002. This amendment supersedes all versions of the OTTI CSO.
Amendment 0001: Please see the attached OTTI CSO FA2553-25-S-C001 Amend 0001. This amendment supersedes all versions of the OTTI CSO.
The United States Space Force (USSF) Operational Test and Training Infrastructure (OTTI) is seeking innovative capabilities, solutions, and technological advancements. The OTTI Commercial Solutions Opening (CSO) is being issued in accordance with Defense Federal Acquisition Regulation Supplement (DFARS) 212.70. OTTI is requesting submissions from interested Offerors in response to the specific Areas of Interest (AOI) identified in the OTTI CSO. Please see the attached OTTI CSO FA2553-25-S-C001 for all information.
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.
- OTTI CSO AOI 03 - Questions_Answers.pdf78 KB, February 21, 2025
- OTTI CSO FA2553-25-S-C001 Amend 0002.pdf557 KB, January 31, 2025
- OTTI CSO FA2553-25-S-C001.pdf548 KB, December 9, 2024
Publications
Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.
December 9, 2024
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 711f08672149445ea27b19287ffa4a48
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
January 24, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice e406db11d7ae40889a8eefb32f733c5d
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
January 31, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice a655585795084c75ab1dd18dc4399327
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
February 20, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 93763cc329ce4f98957ac16aff5f5f51
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
February 21, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 35c85019b00947e3ba9c4c4a749ea2d8
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
March 4, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice d8d702adc30b440e91378c198cb839af
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
March 21, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 63c61cc653394deba53f4b83845c8b2e
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
April 18, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice ce27080d06e3410dbf94e41a3e2eb2e1
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
April 23, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 09dc6848af214802964236e878a7d82e
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
May 2, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice b75d36021bf74326ae8825bd29831bc2
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
- May 2, 2025: publish, solicitation
- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
May 6, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 5e990823b98f48bd9fee525f7d7777f5
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- April 18, 2025: publish, solicitation
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- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
July 15, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 4df82ee8175c4bb296179088c006142b
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
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- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
September 8, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice cc16549102414ce4a698971769b34096
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- April 23, 2025: publish, solicitation
- April 18, 2025: publish, solicitation
- March 21, 2025: publish, solicitation
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- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
September 15, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 14dd0e89586747a5870afbb0d7d4da07
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
October 2, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 69a4c9d2112d468ebdbccb9a9f2ff209
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
November 7, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 3176b19b7b7d4c588d63ee4a1468075a
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
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- July 15, 2025: publish, solicitation
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- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
December 8, 2025
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice bc6a7b8d67fa46efa0b53e010a319035
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
July 1, 2026
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 1f9c50701b8c4519b3cdaf7ba4f64b61
18 revisions on SAM
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- April 18, 2025: publish, solicitation
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- March 4, 2025: publish, solicitation
- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
October 8, 2026
Solicitation
Due December 9, 2029 at 1:59 AM EST. SAM.gov, notice 44cb788c402840b0856e065905436f4e
19 revisions on SAM
- October 8, 2026: publish, solicitation
- July 1, 2026: publish, solicitation
- December 8, 2025: publish, solicitation
- November 7, 2025: publish, solicitation
- October 2, 2025: publish, solicitation
- September 15, 2025: publish, solicitation
- September 8, 2025: publish, solicitation
- July 15, 2025: publish, solicitation
- May 6, 2025: publish, solicitation
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- February 21, 2025: publish, solicitation
- February 20, 2025: publish, solicitation
- January 31, 2025: publish, solicitation
- January 24, 2025: publish, solicitation
- December 9, 2024: publish, solicitation
Points of contact
- Nicole Mintusnicole.mintus@spaceforce.mil
- Megan McChrystalmegan.mcchrystal@spaceforce.mil