This Solicitation opportunity from Department Of Defense was posted on September 24, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Top

High Mach Gas Turbine (HMGT) Engine Design Study

Closed

HR001125S0016Federal

Submission Closed11/11/2025, 10:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 541715

New

SLED

Highway Safety Research & AnalysisThis subcontract opportunity involves providing specialized research and analysis for prime contractors working on South Dakota Department of Transportation highway safety projects. The primary objective is to evaluate flagger operations to identify safety gaps and establish effectiveness metrics. The selected provider will utilize traffic simulation software to generate data-driven operational recommendations and deliver comprehensive research reports and data analysis summaries. The project is managed under the South Dakota State Government with a response deadline of December 17, 2026. Classified under NAICS code 541715, the contract focuses on technical research and analysis to enhance highway safety protocols within the state.

South Dakota State Government

POSTED

DEADLINE

Computer Vision Algorithm Development for Aerial RefuelingThis subcontract for the U.S. Air Force focuses on the development and training of computer vision AI/ML models to support aerial refueling projects. The scope of work involves implementing object detection and tracking for aircraft and refueling booms, as well as utilizing spatial analysis to ensure precise alignment measurements. To execute these tasks, the contractor must utilize high-compute GPU clusters and advanced AI frameworks to train models based on aerial footage. The project is designated as a Total Small Business Set-Aside under NAICS code 541715, specifically targeting firms with fewer than 500 employees. Key deliverables include the final trained AI models, all associated source code, and comprehensive validation reports. Due to the nature of the defense work, strict adherence to DFARS 252.204-7012 and CMMC cybersecurity standards is mandatory. Responses are due by November 25, 2026.

POSTED

DEADLINE

Optical Design & Photonics ConsultingThis subcontract for Optical Design and Photonics Consulting supports U.S. Navy Office of Naval Research HUD projects by providing specialized optical engineering and design services for prime contractors. The scope of work involves utilizing Zemax or Code V software to design light-engine configurations, holographic optical elements, and waveguides. Key deliverables include feasibility analyses, simulation reports, and detailed optical design specifications. The opportunity is a total small business set-aside under NAICS code 541715, specifically mandated for SBIR/STTR entities with fewer than 500 employees. Contractors must adhere to NIST SP 800-171 cybersecurity requirements to ensure data protection. The response deadline for this requirement is November 25, 2026.

POSTED

DEADLINE

Information Assurance (IA) and Secure Data Exchange SpecialistThis subcontract opportunity for the U.S. Air Force focuses on research and development for Technical Data Package modernization projects. The selected specialist will develop technical frameworks for secure data exchange, conduct feasibility studies on Information Assurance protocols, and design secure transmission workflows. Key deliverables include secure exchange architecture designs and technical feasibility reports intended to support prime contractors. The contract is a Total Small Business Set-Aside under NAICS code 541715, specifically mandating SBIR/STTR compliance for firms with fewer than 500 employees. Due to the sensitive nature of the work, strict adherence to ITAR and EAR regulations is required, and all data handling systems must be CMMC-compliant. Responses are due by November 25, 2026.

POSTED

DEADLINE

Technical Research Subcontractor / ConsultantThis subcontract opportunity, issued by the U.S. Air Force under the Department of Defense, seeks a Technical Research Subcontractor or Consultant to support prime contractors on Department of War SBIR projects. The selected entity will be responsible for conducting specialized research and technical analysis to determine feasibility, developing methods to meet technical objectives, and delivering comprehensive data and research findings for final reports. The contract is a total small business set-aside under NAICS code 541715, requiring the subcontractor to have fewer than 500 employees. Key compliance requirements include adherence to CMMC standards for handling Controlled Unclassified Information and Federal Contract Information, the implementation of OCI mitigation plans, and strict following of protocols regarding Recombinant DNA or Human and Animal Subjects. Responses are due by November 25, 2026.

POSTED

DEADLINE

Research Institution Partner (Non-Profit)This subcontract opportunity is for a registered non-profit research institution to partner with prime contractors on U.S. Air Force STTR projects. The primary objective is to conduct core scientific research to evaluate the technical feasibility of cyber resiliency within edge computing environments. Selected partners will be expected to leverage university laboratories, high-performance computing clusters, and specialized academic research software to produce research data, peer-reviewed findings, and contributions to technical reports. The opportunity is designated as a total small business set-aside under the SBIR/STTR mandate for organizations with fewer than 500 employees, falling under NAICS code 541715. Interested parties must submit their responses by November 25, 2026, at 5:00 PM. This effort is managed through the U.S. Department of Defense on behalf of the U.S. Air Force.

POSTED

DEADLINE

Edge and Fog Computing Architecture SpecialistThis subcontract opportunity for the U.S. Air Force focuses on research and development for cyber resiliency projects, specifically targeting the design of resilient architectures for fog and edge computing devices. The selected provider will be responsible for conducting feasibility studies, establishing technical milestones, and utilizing edge gateways, fog computing nodes, and embedded hardware. Key deliverables include a technical feasibility report and a Final Scientific or Technical Report. The project is a total small business set-aside under NAICS code 541715, requiring the contractor to have fewer than 500 employees. Due to the sensitive nature of the work, strict security compliance is mandatory, including CMMC Level 2 and adherence to NIST SP 800-171 and NIST SP 800-172 standards. Responses are due by November 25, 2026.

POSTED

DEADLINE

Research Institution / University Partner (STTR)This subcontract opportunity is for a Research Institution or University Partner to support prime contractors on Department of Defense 2027 SBIR/STTR Phase I projects for the U.S. Air Force. The selected partner will be responsible for performing fundamental research, technical validation, and experiments to determine the feasibility of proposed concepts. Key deliverables include contributing to the Phase I technical volume, providing research data, and submitting detailed technical reports and feasibility findings. The solicitation was posted on October 28, 2026, with a response deadline of November 25, 2026. This is a total small business set-aside under the SBIR/STTR mandate for entities with fewer than 500 employees, falling under NAICS code 541715. The primary objective is to provide the academic and analytical rigor necessary to validate technical concepts during the initial phase of the program.

POSTED

DEADLINE

Specialized Cleaning Agent DevelopmentThis subcontract for the U.S. Navy involves the research and development of a specialized cleaning agent designed for TDR Tank Level Indicator projects. The selected contractor will analyze contaminants and formulate non-corrosive chemical compositions that are compatible with naval tank materials, with a strict requirement that no hexavalent chromium is used in the process. The project necessitates the use of laboratory facilities for chemical synthesis and material compatibility testing, culminating in the delivery of sample agents and detailed formulation reports. This opportunity is a Total Small Business Set-Aside under NAICS code 541715, specifically adhering to SBIR/STTR mandates for companies with fewer than 500 employees. Interested parties must submit their responses by November 25, 2026, to support prime contractors operating under the U.S. Department of Defense.

POSTED

DEADLINE

Research Institution Collaborative PartnerThe Research Institution Collaborative Partner subcontract, issued by the U.S. Air Force under the Department of Defense, focuses on primary research and development for STTR projects. The selected partner will be responsible for conducting laboratory research, theoretical modeling, data analysis, and technical validation to assess the feasibility of proposed concepts. Key deliverables include technical reports, research findings, and comprehensive feasibility data. This opportunity is specifically set aside for small businesses under the SBIR/STTR mandate with fewer than 500 employees, and it requires the partner to be a non-profit research institution, such as a university or a Federally Funded Research and Development Center. Interested parties must submit their responses by November 25, 2026.

POSTED

DEADLINE

Luminescence-Based Sensor Development SpecialistThis subcontract opportunity for the U.S. Air Force involves the research and development of luminescence-based surface measurement techniques specifically for hypersonic ground test facility projects. The selected specialist will be responsible for creating theoretical frameworks, identifying stable luminescent phosphors suitable for non-oxygen environments, and designing optical measurement systems utilizing high-speed sensors and spectrometers. The primary deliverables include comprehensive technical data and feasibility analyses to support prime contractors. This is a Total Small Business Set-Aside under NAICS code 541715, requiring the contractor to have fewer than 500 employees. Due to the nature of the defense work, strict adherence to ITAR/EAR compliance and NIST SP 800-171/CMMC cybersecurity standards is mandatory. Interested parties must submit their responses by November 25, 2026.

POSTED

DEADLINE

RF and Signal Processing Engineering ServicesThis subcontract for RF and Signal Processing Engineering Services supports U.S. Air Force telemetry projects by providing research and design for signal synchronization architectures. The scope of work includes developing synchronization algorithms, analyzing signal drift, and designing clock distribution networks utilizing tools such as MATLAB/Simulink or ADS. The primary deliverables consist of synchronization architecture designs and technical feasibility reports. This opportunity is a total small business set-aside under NAICS code 541715. Due to the nature of the work, contractors must be U.S. citizens to comply with ITAR/EAR export controls and must maintain CMMC compliance for handling Controlled Unclassified Information. Responses are due by November 25, 2026.

U.S. Air Force

POSTED

about 6 hours ago

DEADLINE

in 28 days

AI Contract Overview

The contract involves collaboration between the Air Force Propulsion Office (APO), the Air Force Research Laboratory (AFRL), and the Air Force Life Cycle Management Center Propulsion Directorate to initiate the development of a High Mach Gas Turbine (HMGT) engine program tailored for future reusable hypersonic aircraft. The primary objective of Phase 1 is to accomplish conceptual and preliminary design tasks, supplemented by subsystem and component testing. The work includes defining the architecture of the HMGT engine, focusing on the engine core, and identifying supporting subsystem technologies. A significant part of this phase is the creation of a technology roadmap to guide the maturation of each subsystem component and the integrated engine design. This solicitation, titled "High Mach Gas Turbine (HMGT) Engine Design Study" (Solicitation Number HR001125S0016), was issued by the Defense Advanced Research Projects Agency (DARPA) of the Department of Defense and posted on September 24, 2025. Proposals are due by November 11, 2025. The contract focuses on research and development within the NAICS category 541715 and is managed out of Arlington, VA. Interested parties can direct inquiries to the BAA Coordinator at [email hidden]. An update to the solicitation includes industry day Q&A, providing additional clarifications for potential offerors.

General Info

DARPA contract for Phase 1 HMGT engine design, testing, and technology roadmap development.

Agency

Department Of Defense → Defense Advanced Research Projects Agcy

NAICS

541715 - Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

Place of Performance

Not specified

Set-Aside

NONE

Documents

Collateral BAA Security Datasheet v2

7 pages · special-notice

High

DARPA Standard Cost Proposal Spreadsheet

55 pages · specifications

High

HR001125S0016 High Mach Gas Turbine (HMGT) Engine Design Study

baa

High

HMGT Industry Day Questions and Answers (Sept 17, 2025)

q-and-a

Low

AI Contract Breakdown

Uniform Contract Format

Contract not broken down yet

CLEATUS splits the solicitation into Uniform Contract Format (UCF) sections: scope, pricing, deliverables, and evaluation criteria.

Timeline

PhaseClosed

PostedSep 24

Solicitation

Response DeadlineNov 11

Deadline has passed

Submission Closed

11/11/2025, 10:00:00 PM UTC

Find active opportunities like this

Get full access to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

AgencyDepartment Of Defense → Defense Advanced Research Projects Agcy

Contacts1 person available

OfficeARLINGTON, VA, 222032114, USA

Organization / Agency

Department Of Defense → Defense Advanced Research Projects Agcy

Office AddressARLINGTON, VA, 222032114, USA

Contacts

BAA Coordinator

contact@example.gov

Full Description

The APO, working in cooperation with the Air Force Research Laboratory (AFRL) and Air Force Life Cycle Management Center Propulsion Directorate (AFLCMC/LP), intends to jump start the development of a HMGT engine program compatible with the needs of future reusable hypersonic aircraft. Phase 1 seeks to conduct conceptual and preliminary design efforts along with subsystem/component testing. The initial design study includes identifying the HMGT engine architecture, the engine core, required subsystem technologies, and building a technology roadmap to mature each subsystem component technology and the overall engine design.

Updated on 24 September 2025 to include the industry day Q&A.