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    Active Solicitation · DEPT OF DEFENSE

    OPERATIONAL TEST AND TRAINING INFRASTRUCTURE (OTTI) COMMERCIAL SOLUTIONS OPENING (CSO)

    Issued by DEPT OF THE AIR FORCE · FA2553 OPRN TEST & TRG INFR OTTI PK
    Sol. FA2553-25-S-C001SolicitationPETERSON SFB, CO
    Open · 1244d remaining
    DAYS TO CLOSE
    1244
    closes Dec 9, 2029
    POSTED
    Jul 1, 2026
    Publication date
    NAICS CODE
    541715
    Primary industry classification
    PSC CODE
    AC34
    Product & service classification

    AI Summary

    The United States Space Force is seeking innovative solutions through the Operational Test and Training Infrastructure (OTTI) Commercial Solutions Opening (CSO). Interested Offerors are invited to submit proposals addressing specific Areas of Interest as outlined in the solicitation. This opportunity emphasizes technological advancements and capabilities in defense and military training.

    Contract details

    Solicitation No.
    FA2553-25-S-C001
    Notice Type
    Solicitation
    Posted Date
    July 1, 2026
    Response Deadline
    December 9, 2029
    NAICS Code
    541715AI guide
    PSC / Class Code
    AC34
    Issuing Office
    FA2553 OPRN TEST & TRG INFR OTTI PK
    Sub-Agency
    DEPT OF THE AIR FORCE
    Agency
    DEPT OF DEFENSE
    Primary Contact
    Crystal Price
    City
    PETERSON SFB
    State
    CO
    ZIP Code
    80914
    AI Product/Service
    both

    Description

    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.

    Key dates

    1. July 1, 2026Posted Date
    2. December 9, 2029Proposals / Responses Due

    AI search tags

    defense contractingmilitary trainingtechnology solutionsoperational testingtraining infrastructure

    Frequently asked questions

    OPERATIONAL TEST AND TRAINING INFRASTRUCTURE (OTTI) COMMERCIAL SOLUTIONS OPENING (CSO) is a federal acquisition solicitation issued by DEPT OF DEFENSE. Review the full description, attachments, and submission requirements on SamSearch before the response deadline.

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