Sector directory

Professional, Scientific, and Technical Services government contracts (NAICS sector 54)

Open contract notices in NAICS sector 54, grouped by industry.

Data as of Oct 24, 2026. Sources: SAM.gov and Grants.gov. Snapshot govcon-directory-20261024T104923Z-2151694.

This product uses the Grants.gov API but is not endorsed or certified by the U.S. Department of Health and Human Services. Counts and totals are computed by DSE from public SAM.gov and Grants.gov notices. Text from Grants.gov may be shortened or have contact details removed. The original notice on Grants.gov is the authoritative version.

737Open now
171Closing in 7 days
390Closing in 30 days

As of Oct 24, 2026, 737 open notices fall under NAICS sector 54 (Professional, Scientific, and Technical Services) across 42 industries. 390 close within 30 days. Top buyers: Department of Defense (419), Department of Veterans Affairs (62), Department of Health and Human Services (39).

Industries in this sector

Open notices, closing soonest first

  1. Foundation Sustainment Services (FS2) Bridge Notice of IntentClosing in 1 dayDEPT OF DEFENSE · Posted Sep 25, 2026 · Closes Oct 25, 2026
  2. Ultrasonic Testing (UT) for Land Cranes (LC42 & LC43) rails at Dry Dock 6, Yokosuka JapanClosing in 2 daysDEPT OF DEFENSE · Posted Oct 8, 2026 · Closes Oct 26, 2026
  3. Combined Synopsis/Solicitation for Commercial Items Agile Professional Services (APS) Department of the ArmyClosing in 2 daysDEPT OF DEFENSE · Total Small Business · Posted Oct 24, 2026 · Closes Oct 26, 2026
  4. Common Autonomous Multi-Domain Launcher (CAML)-Lite Prototype EffortClosing in 2 daysDEPT OF DEFENSE · Posted Oct 24, 2026 · Closes Oct 26, 2026
  5. RFI-FY27-SI Powered Communications and Video IntelligenceClosing in 2 daysHOMELAND SECURITY, DEPARTMENT OF · Posted Oct 10, 2026 · Closes Oct 26, 2026
  6. Information Management and Information Access Support ServicesClosing in 2 daysDEPT OF DEFENSE · Posted Oct 17, 2026 · Closes Oct 26, 2026
  7. Biometric Identity ServicesClosing in 2 daysHOMELAND SECURITY, DEPARTMENT OF · Posted Oct 9, 2026 · Closes Oct 26, 2026
  8. TSCA Lab AnalysisClosing in 2 daysDEPT OF DEFENSE · Posted Oct 23, 2026 · Closes Oct 26, 2026
  9. Côte d’Ivoire - Recrutement d’un Consultant Individuel chargé d’élaborer les exigences de l’Employeur relatives aux Systèmes de Stockage d’Énergie par Batteries (BESS)Closing in 2 daysMILLENNIUM CHALLENGE CORPORATION · Posted Oct 21, 2026 · Closes Oct 26, 2026
  10. Micetro IP Management RenewalClosing in 2 daysHEALTH AND HUMAN SERVICES, DEPARTMENT OF · Posted Oct 21, 2026 · Closes Oct 26, 2026
  11. USAC RFP: Oracle Operations and Maintenance ServicesClosing in 2 daysFEDERAL COMMUNICATIONS COMMISSION · Posted Sep 29, 2026 · Closes Oct 26, 2026
  12. ISO 50001 WR-ALC Sole SourceClosing in 2 daysDEPT OF DEFENSE · Posted Oct 24, 2026 · Closes Oct 26, 2026
  13. Naval Center for Combat and Operational Stress Control (NCCOSC) Support servicesClosing in 2 daysDEPT OF DEFENSE · Posted Oct 23, 2026 · Closes Oct 26, 2026
  14. Hickman Borings Drilling and TestingClosing in 2 daysDEPT OF DEFENSE · Posted Oct 22, 2026 · Closes Oct 26, 2026
  15. Environmental Disposal Liabilities SurveyClosing in 2 daysVETERANS AFFAIRS, DEPARTMENT OF · Service-Disabled Veteran-Owned Small Business · Posted Oct 21, 2026 · Closes Oct 26, 2026
  16. Naval Center for Combat and Operational Stress Control (NCCOSC) Support Services.Closing in 2 daysDEPT OF DEFENSE · Posted Oct 15, 2026 · Closes Oct 26, 2026
  17. Request for Information Project Manager, Short and Intermediate Effectors for Layered Defense Avenger Weapon System SupportClosing in 2 daysDEPT OF DEFENSE · Posted Oct 6, 2026 · Closes Oct 26, 2026
  18. Globus Data Transfer SystemClosing in 2 daysHEALTH AND HUMAN SERVICES, DEPARTMENT OF · Posted Oct 24, 2026 · Closes Oct 26, 2026
  19. FLOWMETER, CALIBRATION, AND SIGNAL CONDITIONERS NEEDED FOR PANEL MODIFICATION FOR ESRClosing in 2 daysNATIONAL AERONAUTICS AND SPACE ADMINISTRATION · Total Small Business · Posted Oct 24, 2026 · Closes Oct 26, 2026
  20. Software-as-a-Service (SaaS) Subscriptions and Systems Integration (SI) Support Services for the Omnichannel Customer Communication System (OCCS)Closing in 2 daysDEPT OF DEFENSE · Posted Oct 20, 2026 · Closes Oct 26, 2026
  21. NAWCAD WOLF Identification Systems Technical Management Support Services RFOClosing in 2 daysDEPT OF DEFENSE · Total Small Business · Posted Oct 16, 2026 · Closes Oct 26, 2026
  22. Belize -Consultancy for Employer's RepresentativeClosing in 2 daysMILLENNIUM CHALLENGE CORPORATION · Posted Oct 8, 2026 · Closes Oct 26, 2026
  23. Ground Systems and Mission Operations-4 (GSMO-4)Closing in 2 daysNATIONAL AERONAUTICS AND SPACE ADMINISTRATION · Posted Oct 8, 2026 · Closes Oct 26, 2026
  24. R--Technical Support for Drinking Water Optimization ProgramClosing in 2 daysENVIRONMENTAL PROTECTION AGENCY · Posted Oct 10, 2026 · Closes Oct 26, 2026
  25. DRAFT RFPs – Human Resource Solutions, GEN VI IDIQ ContractsClosing in 2 daysDEPT OF DEFENSE · Posted Oct 21, 2026 · Closes Oct 26, 2026
  26. AMENDMENT ONE: Firm-Fixed Price, Non- Personal, Commercial Service, Purchase Order for a maintenance and support subscription that will provide software updates, technical support, and continued compatibility with existing telecommunications environment.Closing in 2 daysHEALTH AND HUMAN SERVICES, DEPARTMENT OF · Service-Disabled Veteran-Owned Small Business · Posted Oct 23, 2026 · Closes Oct 26, 2026
  27. PISTON, VALVEClosing in 2 daysDEPT OF DEFENSE · Total Small Business · Posted Oct 23, 2026 · Closes Oct 26, 2026
  28. STABLE ISOTOPE SAMPLE ANALYSISClosing in 2 daysINTERIOR, DEPARTMENT OF THE · Posted Oct 20, 2026 · Closes Oct 26, 2026
  29. SOLICITATION NUMBER 391214 “2704 HV PRIVACY BATHROOM DESIGN”Closing in 2 daysENERGY, DEPARTMENT OF · Total Small Business · Posted Sep 29, 2026 · Closes Oct 26, 2026
  30. 3PL Follow-on Effort RFIClosing in 3 daysGENERAL SERVICES ADMINISTRATION · Posted Oct 14, 2026 · Closes Oct 27, 2026
  31. Build America Bureau - Technical AdvisorClosing in 3 daysTRANSPORTATION, DEPARTMENT OF · Posted Oct 7, 2026 · Closes Oct 27, 2026
  32. Notice of Intent to Award Sole Source - Cvent Enterprise Platform License and Registration ServicesClosing in 3 daysHEALTH AND HUMAN SERVICES, DEPARTMENT OF · Posted Oct 23, 2026 · Closes Oct 27, 2026
  33. Datawell Buoy Services RenewalClosing in 3 daysDEPT OF DEFENSE · Posted Oct 22, 2026 · Closes Oct 27, 2026
  34. 36C255-27-AP-0383 - IVX & Cerner to Interface with EHRMClosing in 3 daysVETERANS AFFAIRS, DEPARTMENT OF · Posted Oct 15, 2026 · Closes Oct 27, 2026
  35. USCG FD&I Project Management Support ServicesClosing in 3 daysHOMELAND SECURITY, DEPARTMENT OF · Posted Oct 14, 2026 · Closes Oct 27, 2026
  36. High-Performance Computing Software Development and Technical ServicesClosing in 3 daysCOMMERCE, DEPARTMENT OF · Posted Oct 9, 2026 · Closes Oct 27, 2026
  37. H265--Imaging Testing and Inspection Services - Medical PhysicistClosing in 3 daysVETERANS AFFAIRS, DEPARTMENT OF · Posted Oct 22, 2026 · Closes Oct 27, 2026
  38. FAA Flight Program Operations Support for Organization Designation Authorization (ODA)Closing in 3 daysTRANSPORTATION, DEPARTMENT OF · Posted Oct 20, 2026 · Closes Oct 27, 2026
  39. Electromagnetic Spectrum (EMS) Information Technology Modernization SupportClosing in 3 daysDEPT OF DEFENSE · Posted Oct 15, 2026 · Closes Oct 27, 2026
  40. Flowserve MKII control valve to replace obsolete Fischer control valve on Complex-41 GN2Closing in 3 daysNATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 8(a) Sole Source · Posted Oct 23, 2026 · Closes Oct 27, 2026
  41. Learning Tree International - Training Vouchers for Duke CE Advanced Leadership PClosing in 3 daysNATIONAL AERONAUTICS AND SPACE ADMINISTRATION · 8(a) Sole Source · Posted Oct 23, 2026 · Closes Oct 27, 2026
  42. VM Ware VCF LicensesClosing in 3 daysAGRICULTURE, DEPARTMENT OF · Total Small Business · Posted Oct 22, 2026 · Closes Oct 27, 2026
  43. Soteri Secret Scanning for Bitbucket license renewClosing in 3 daysSOCIAL SECURITY ADMINISTRATION · Posted Oct 21, 2026 · Closes Oct 27, 2026
  44. NATO Business Opportunity: Audio Visual Lifecycle Services (AVLS)Closing in 3 daysCOMMERCE, DEPARTMENT OF · Posted Oct 10, 2026 · Closes Oct 27, 2026
  45. NATO Business Opportunity: Service-Based Contract for Operational Communications and Information Systems (CIS) Support ServicesClosing in 3 daysCOMMERCE, DEPARTMENT OF · Posted Oct 10, 2026 · Closes Oct 27, 2026
  46. 84 Radar Evaluation Squadron (RADES) SupportClosing in 3 daysDEPT OF DEFENSE · Posted Oct 8, 2026 · Closes Oct 27, 2026
  47. USDA Forest Service Cultural Resource Evaluation and DocumentationClosing in 3 daysAGRICULTURE, DEPARTMENT OF · Total Small Business · Posted Oct 22, 2026 · Closes Oct 27, 2026
  48. CANCELLATION OF SOLICITATION NOTICE: 191N6026Q0008 – PR16205552 - Physical space design and furnishing work at American Center ChennaiClosing in 4 daysSTATE, DEPARTMENT OF · Posted Sep 29, 2026 · Closes Oct 28, 2026
  49. H941--Chemical Hoods & HEPA PMClosing in 4 daysVETERANS AFFAIRS, DEPARTMENT OF · Service-Disabled Veteran-Owned Small Business · Posted Oct 23, 2026 · Closes Oct 28, 2026
  50. 7G21--BNE Hillrom Voalte Nurse Call Requirement (New Work)Closing in 4 daysVETERANS AFFAIRS, DEPARTMENT OF · Posted Oct 24, 2026 · Closes Oct 28, 2026

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