U.S. GOVERNMENT CONTRACT OPPORTUNITIES
Browse U.S. federal contracts, bids and tenders
Search U.S. government contracts, federal bids and tenders from SAM.gov public data at no charge. Filter by buyer, NAICS or PSC, location, set-aside and deadline, or get free bid and tender alerts for new matches. Open each notice to review the details, and verify the official SAM.gov record before bidding.
LATEST CURRENT NOTICES
Recently posted federal contract opportunities
Showing 60 of 159 matching opportunities on page 1 of 3.
Research, Development, Test & Evaluation (RDT&E) Support for the Center for Corrosion Science and Engineering (CCSE)
DEPT OF DEFENSE · N0017326RGF02 · NAICS 541715 · PSC AC11
Request for Proposal (RFP) - Resilient Missile Warning Tracking (RMWT) Low Earth Orbit (LEO) Ground Entry Points (GEPs)
DEPT OF DEFENSE · FA240126R0003 · NAICS 541715 · PSC AC13
Strategic Environmental Research and Development Program Core Broad Agency Announcement
DEPT OF DEFENSE · W912HQ27S0001 · NAICS 541715 · PSC AJ11
Strategic Environmental Research and Development Program (SERDP) Exploratory Development (SEED) Broad Agency Announcement
DEPT OF DEFENSE · W912HQ27S0002 · NAICS 541715 · PSC AJ11
REQUEST FOR INFORMATION � PACIFIC GREENFIELD INITIATIVE (ADVANCED MANUFACTURING AND INDUSTRIAL RESILIENCE OPPORTUNITY ON OAHU, HI)
DEPT OF DEFENSE · RFI-PGI-20260929 · NAICS 541715 · PSC AJ15
EmbraceHEALTH Clinical Research Network (EmbraceHEALTH CRN)
HEALTH AND HUMAN SERVICES, DEPARTMENT OF · 75N94027R00002 · NAICS 541715 · PSC AN12
Prototype development for Battlefield Wound Infection Prevention and Treatment (BWI P&T) Barrier Combination
DEPT OF DEFENSE · HT9427-26-R-E020 · NAICS 541715 · PSC AN13
2027 NIAID DMID Omnibus Broad Agency Announcement: Development of Medical Interventions for Infectious Diseases
HEALTH AND HUMAN SERVICES, DEPARTMENT OF · HHS-NIH-NIAID-BAA2026-1 · NAICS 541715 · PSC AN12
Mission System R and D Support for Blossom Point Tracking Facility (BPTF)
DEPT OF DEFENSE · N0017327R0002 · NAICS 541715 · PSC AJ15
Exploratory Advanced Research (EAR) Program FY 2027 Data Science Solicitation
TRANSPORTATION, DEPARTMENT OF · 693JJ3-27-BAA-0002 · NAICS 541715 · PSC AS12
Building America Subject Matter Expert Technical Support
ENERGY, DEPARTMENT OF · RFP-2026-10245() · NAICS 541715 · PSC AG41
EMU Electric Modernization Upgrade
DEPT OF DEFENSE · BAA-N6893625S0001-0001 · NAICS 541715 · PSC AC13
Best Pharmaceuticals for Children Act Data Coordination Center
HEALTH AND HUMAN SERVICES, DEPARTMENT OF · 75N94026R00008 · NAICS 541715 · PSC AN12
Area of Interest: OSW Cost Assessment and Program Evaluation (CAPE) Modeling and Simulation
DEPT OF DEFENSE · HQ003427AOI5 · NAICS 541715 · PSC AC32
NSEETS Contract Ceiling Increase for Continued NASA Support
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 80GSFC19D0011-Synposis · NAICS 541715 · PSC AR12
Mathematical Algorithm Development and Computational Analysis in Support of MDA Flight Test Support
DEPT OF DEFENSE · MDA26ABRFI01 · NAICS 541715
Office of Hazardous Materials Safety Research Initiative � FY2026 BROAD AGENCY ANNOUNCEMENT (BAA)
TRANSPORTATION, DEPARTMENT OF · PHMSA-26HM-BAA · NAICS 541715 · PSC AJ12
Unison
DEPT OF DEFENSE · DARPA-PS-27-06 · NAICS 541715 · PSC AC13
System of systems Technology Integration Tool Chain for Heterogeneous Electronic Systems (STITCHES) Sources Sought
DEPT OF DEFENSE · STITCHES_001 · NAICS 541715
Missile Defense Agency - Nimble Options for Buying Layered Effects (NOBLE) Announcement
DEPT OF DEFENSE · HQ0860-25-S-0001 · NAICS 541715 · PSC AC13
FTA Broad Agency Announcement (FY26) -- �Research Initiatives in Support of Safety, Accessibility, and Mobility in Public Transportation
TRANSPORTATION, DEPARTMENT OF · 693195-26-BAA-0001 · NAICS 541715 · PSC AS12
Space Environment Technologies and Science (SETS) Broad Agency Announcement (BAA) Call 004
DEPT OF DEFENSE · FA945326RX012 · NAICS 541715 · PSC AC12
Request for Information: Multi-Source PNT UE
DEPT OF DEFENSE · MultiSourcePNT_RFI_01 · NAICS 541715 · PSC AC12
Synthesis and Distribution of Drugs of Abuse and Related Compounds
HEALTH AND HUMAN SERVICES, DEPARTMENT OF · 75N98027R00006OT · NAICS 541715 · PSC AN11
Synthesis and Distribution of Drugs of Abuse and Related Compounds
HEALTH AND HUMAN SERVICES, DEPARTMENT OF · 75N98027R00006SB · NAICS 541715 · PSC AN11
Hubble Space Telescope (HST) Servicing
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 80GSFC27RFIHSTS · NAICS 541715
Systems for Phenotypic Evaluation, Clinical Trajectories, Response, and Agency (SPECTRA)
HEALTH AND HUMAN SERVICES, DEPARTMENT OF · ARPA-H-SOL-26-163 · NAICS 541715 · PSC AN13
Bolstering Underutilized Industry by Leveraging Technology Transfer (BUILTT) pilot program
ENERGY, DEPARTMENT OF · 10292026-LR-27 · NAICS 541715
Space Electronic Systems Prototype Development
DEPT OF DEFENSE · N00173-27-R-0001 · NAICS 541715 · PSC AR13
Space Power and Reactor Capabilities (SPARC) - Presolicitation Synopsis
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 80GRC026R0009_PS · NAICS 541715 · PSC AR15
Venous Thrombosis (VT)
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 80JSC026Q0014 · NAICS 541715 · PSC AN22
Sole Source to L3Harris ForceX, Inc | VAMPIRE Spares
DEPT OF DEFENSE · SPRRA2-27-R-SP05 · NAICS 541715 · PSC 1440
Atomically Precise Molecules (APM)
DEPT OF DEFENSE · DARPA-PS-26-141 · NAICS 541715 · PSC AC12
Pioneering Aerospace Capabilities, Engineering and Research
DEPT OF DEFENSE · FA2391-23-S-2403 · NAICS 541715 · PSC AC12
HYDROSPHERE, BIOSPHERE, & GEOPHYSICS (HBG) SUPPORT SERVICES II - FINAL REQUEST FOR PROPOSAL (FRFP)
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 80GSFC27R0015 · NAICS 541715 · PSC AJ11
Commercial Solutions Opening (CSO) for Space Domain Awareness (SDA) Solutions.
DEPT OF DEFENSE · FA2518-25-S-C001 · NAICS 541715 · PSC AR12
RTI Connext Site License Renewal
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 80TECH27QA010 · NAICS 541715 · PSC DA10
Timed Emitters Transmitting Highly Energized Radiation (TETHER)
DEPT OF DEFENSE · N00173-27-RFI-EN01 · NAICS 541715 · PSC AR13
Solid-State Energy Conversion from Heat to Electricity Request for Information (RFI)
DEPT OF DEFENSE · DARPA-SS-27-01 · NAICS 541715 · PSC AC11
Young Faculty Award (YFA) 2027
DEPT OF DEFENSE · DARPARA2701 · NAICS 541715 · PSC AC11
Aircraft Defensive Electro-optical Protection Technologies (ADEPT)
DEPT OF DEFENSE · FA2377-26-R-B011 · NAICS 541715 · PSC AC32
STAR-FISH CALL 017 - Secure By Design
DEPT OF DEFENSE · FA945326XA001 · NAICS 541715 · PSC AJ12
BAA DEVCOM AC Emerging Technologies
DEPT OF DEFENSE · W15QKN-26-S-1AZR · NAICS 541715 · PSC AC12
Fast Assessment of Solutions, Therapeutics, Pharmaceuticals, and SupplieS (FASTPASS) Innovative Solutions Opening
HEALTH AND HUMAN SERVICES, DEPARTMENT OF · ARPA-H-SOL-26-160 · NAICS 541715 · PSC AN13
NGA - Boosting Innovative GEOINT - Science & Technology Broad Agency Announcement (BIG-ST BAA): Topic # 07 � Lidar Analysis for Surface & Environmental Reconnaissance (LASER)
DEPT OF DEFENSE · HM047627XXXX · NAICS 541715 · PSC AC13
ITS4US Deployment Accelerator
TRANSPORTATION, DEPARTMENT OF · 693JJ3-27-BAA-0001 · NAICS 541715 · PSC AS13
ARMY APPLICATIONS LABORATORY BROAD AGENCY ANNOUNCEMENT FOR DISRUPTIVE TECHNOLOGIES
DEPT OF DEFENSE · W911NF-24-S-0008 · NAICS 541715 · PSC AJ13
Intrinsic Market Resilience (IMR)
DEPT OF DEFENSE · DARPA-PS-26-138 · NAICS 541715 · PSC AC12
Experimental and Mathematical Biomechanics Injury Research IDIQ
TRANSPORTATION, DEPARTMENT OF · 693JJ927R000001 · NAICS 541715 · PSC AJ12
Liquid Surge
DEPT OF DEFENSE · DARPA-PA-25-07-05 · NAICS 541715 · PSC AC12
A--SBIR FY26 Phase I Broad Agency Announcement
ENVIRONMENTAL PROTECTION AGENCY · 68HERW26R0102 · NAICS 541715 · PSC AJ12
Operational Test and Training Infrastructure (OTTI) Commercial Solutions Opening (CSO)
DEPT OF DEFENSE · FA2553-25-S-C001 · NAICS 541715 · PSC AC34
Information Processing Techniques Office Office-Wide
DEPT OF DEFENSE · HR001126S0011 · NAICS 541715 · PSC AC15
CHEERS MAA Open Period 1 - All Technical Areas, 10 U.S.C. 4001 Broad Agency Announcement (BAA)
DEPT OF DEFENSE · FA238424S2334 · NAICS 541715 · PSC AC11
CHEERS MAA Open Period 2 - All Technical Areas, 10 U.S.C. 4023 - Procurement for Experimental Purposes (ARA)
DEPT OF DEFENSE · FA238424S2335 · NAICS 541715 · PSC AJ13
CHEERS MAA Open Period 3 - All Technical Areas, 10 U.S.C 3458 - Commercial Solutions Opening (CSO)
DEPT OF DEFENSE · FA238424S2336 · NAICS 541715 · PSC B537
Commercial Solutions Opening (CSO)
DEPT OF DEFENSE · SP4701-27-S-C001 · NAICS 541715 · PSC AC33
NRL Long Range Broad Agency Announcement (BAA) for Basic and Applied Research
DEPT OF DEFENSE · N00173-24-S-BA01 · NAICS 541715 · PSC AJ11
NASA SBIR/STTR FY 2026-2027 Broad Agency Announcement (BAA)
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 80NSSC26R0003 · NAICS 541715 · PSC AJ11
Space Environment Technologies and Science (SETS) Broad Agency Announcement (BAA)
DEPT OF DEFENSE · FA9453-23-R-X001 · NAICS 541715 · PSC AC12
How to find U.S. government contracts
Start with the work your company already performs. Combine service keywords with NAICS and PSC classifications, then check the federal agency, place of performance, notice type, set-aside status and response deadline. A relevant code can improve discovery, but it is not proof that the scope, qualifications or contract terms fit your business.
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What are U.S. government tenders?
Businesses looking for tenders in America can use this directory to find U.S. federal procurement notices. SAM.gov calls these contract opportunities; a solicitation may request proposals (RFP), quotes (RFQ) or sealed bids (IFB). Read the notice type before preparing a response, because market-research notices and requests for priced offers require different actions. This directory covers federal SAM.gov notices; state and local authorities publish their own procurement opportunities.
What counts as a federal contract opportunity?
SAM.gov publishes procurement notices from federal contracting offices. Depending on the acquisition stage, these can include sources sought notices, presolicitations, solicitations and combined synopsis/solicitation notices. The notice type helps explain where the procurement is in its lifecycle, but the official notice and amendments determine what action a vendor should take.