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The Professional, Scientific, and Technical Services sector comprises establishments that specialize in performing professional, scientific, and technical activities for others. These activities require a high degree of expertise and training. The establishments in this sector specialize according to expertise and provide these services to clients in a variety of industries and, in some cases, to households. Activities performed include: legal advice and representation; accounting, bookkeeping, and payroll services; architectural, engineering, and specialized design services; computer services; consulting services; research services; advertising services; photographic services; translation and interpretation services; veterinary services; and other professional, scientific, and technical services. This sector excludes establishments primarily engaged in providing a range of day-to-day office administrative services, such as financial planning, billing and recordkeeping, personnel, and physical distribution and logistics. These establishments are classified in Sector 56, Administrative and Support and Waste Management and Remediation Services.

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Showing 51–100 of 6034 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Alabama - US Due Date
Professional Engineering Services, WWTP Upgrades
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 26, 2026
W912DY26RA009: FINAL SYNOPSIS FOR MULTIPLE AWARD INDEFINITE DELIVERY CONTRACT FOR ARCHITECT AND ENGINEER SERVICES IN SUPPORT OF REAL PROPERTY PLANNING, PROGRAMMING, AND MANAGEMENT SUPPORT, GENERATION IV
54 - Professional, Scientific, and Technical Services
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May. 18, 2026
Hearing and Lead Testing MGFATM
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 14, 2026
Fire Extinguisher Inspection, Service, & Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 20, 2026
Inspect\/Testing of Sprinkler\/Backflow\/Hydrants
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 14, 2026
Inspect\/Testing of Sprinkler\/Backflow\/McCorkle
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 14, 2026
Technical Support Services NS 2027-2032
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 26, 2026
Prep Center Inspection & Maintenance for Generator
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 04, 2026
Conductivity Standard
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 14, 2026
Prep Center Inspection & Maintenance for Generator
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 04, 2026
Roof Inspections for North Region
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 08, 2026
Marketing, Communications, Media Outreach
54 - Professional, Scientific, and Technical Services
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May. 28, 2026
FY24-28 D01 BTOOLKIT(ITD) Huntsville & Tuscaloosa Comcast
54 - Professional, Scientific, and Technical Services
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Sep. 06, 2026
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
Area of Interest (AoI) \u2013 Test Track Camera System (CSO-W911KF25SC002)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 28, 2026
W912DY26RA030 DRAFT SOLICITATION FOR UTILITY MONITORING AND CONTROL SYSTEMS VI
54 - Professional, Scientific, and Technical Services
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Jun. 22, 2026
INTRANET WEBSITE REDESIGN
54 - Professional, Scientific, and Technical Services
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Jun. 03, 2026
Tyler Tech - STAR Maint
54 - Professional, Scientific, and Technical Services
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May. 15, 2026
Mixed Finance Project Management Consultant Services
54 - Professional, Scientific, and Technical Services
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May. 22, 2026
Japanese Business Development Representative
54 - Professional, Scientific, and Technical Services
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Jun. 12, 2026
Industrial Stormwater Program Support Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 15, 2026
Mentor Prot\u00E9g\u00E9 Program Broad Agency Announcement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 15, 2027
U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND (USASMDC) SPACE AND MISSILE DEFENSE TECHNICAL CENTER (SMDTC) BROAD AGENCY ANNOUNCEMENT FOR SCIENCE, TECHNOLOGY, AND TEST AND EVALUATION RESEARCH
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Aug. 26, 2029
U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND (USASMDC) SPACE AND MISSILE DEFENSE TECHNICAL CENTER (SMDTC) BROAD AGENCY ANNOUNCEMENT FOR SCIENCE, TECHNOLOGY, AND TEST AND EVALUATION RESEARCH
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Aug. 26, 2029
U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND (USASMDC) SPACE AND MISSILE DEFENSE TECHNICAL CENTER (SMDTC) BROAD AGENCY ANNOUNCEMENT FOR SCIENCE, TECHNOLOGY, AND TEST AND EVALUATION RESEARCH
54 - Professional, Scientific, and Technical Services
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Aug. 26, 2029
U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND (USASMDC) SPACE AND MISSILE DEFENSE TECHNICAL CENTER (SMDTC) BROAD AGENCY ANNOUNCEMENT FOR SCIENCE, TECHNOLOGY, AND TEST AND EVALUATION RESEARCH
54 - Professional, Scientific, and Technical Services
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Aug. 26, 2029
Missile Defense Agency - Multiple Authority Announcement
54 - Professional, Scientific, and Technical Services
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Mar. 27, 2030
Missile Defense Agency - Multiple Authority Announcement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2030
Missile Defense Agency - Multiple Authority Announcement
54 - Professional, Scientific, and Technical Services
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Mar. 27, 2030
Missile Defense Agency - Advanced Capability Concepts
54 - Professional, Scientific, and Technical Services
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May. 08, 2030
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
Missile Defense Agency - Multiple Authority Announcement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2030
Missile Defense Agency - Advanced Capability Concepts
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 08, 2030
Missile Defense Agency - Nimble Options for Buying Layered Effects (NOBLE) Announcement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2030
Mentor Prot\u00E9g\u00E9 Program Broad Agency Announcement
54 - Professional, Scientific, and Technical Services
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Aug. 30, 2028
**UPDATE **Special Notice \"Response to RFI and Summary of Key Changes\" Defense Intelligence Agency Missile and Space Intelligence Center Industry Engagement Technical Exchange Meeting
54 - Professional, Scientific, and Technical Services
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Jan. 02, 2027
**UPDATE **Special Notice \"Opportunity for Small Business Participation in COMET\" Defense Intelligence Agency Missile and Space Intelligence Center Industry Engagement Technical Exchange Meeting
54 - Professional, Scientific, and Technical Services
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Jan. 02, 2027
Missile Defense Agency - Nimble Options for Buying Layered Effects (NOBLE) Announcement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2030
Facilities Technology Management (FTM)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 23, 2026
U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND (USASMDC) SPACE AND MISSILE DEFENSE TECHNICAL CENTER (SMDTC) BROAD AGENCY ANNOUNCEMENT FOR SCIENCE, TECHNOLOGY, AND TEST AND EVALUATION RESEARCH
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Aug. 26, 2029
Missile Defense Agency - Nimble Options for Buying Layered Effects (NOBLE) Announcement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2030
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND (USASMDC) SPACE AND MISSILE DEFENSE TECHNICAL CENTER (SMDTC) BROAD AGENCY ANNOUNCEMENT FOR SCIENCE, TECHNOLOGY, AND TEST AND EVALUATION RESEARCH
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Aug. 26, 2029
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
USA: U.S. Army Contracting Command \u2013 Anniston Army Depot (CCTA-HDA) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 18, 2030
HEALTH INSURANCE COMPLIANCE CONSULTING (HIPAA and HITECH)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 04, 2026

Showing 51–100 of 6034 bids that are currently: Active.