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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 4351–4400 of 4933 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Washington - US Due Date
Hearing Examiner Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 14, 2026
Hazardous Waste Management Program Strategic Communications & Policy Support
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 22, 2025
On-Call Environmental Consulting Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 15, 2026
Interpreter Services Coordinating Entity
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 07, 2026
Public Safety and Emergency Preparedness Consulting
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2027
 
 
Washington D.C. - US Due Date
BROAD AGENCY ANNOUNCEMENT: Operational Analysis, SSN\/SSGN Survivability Program (S3P), and Hull, Mechanical and Electrical (HM&E) Materials, Design Concepts, and Technologies for Future Submarine Platforms
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 31, 2026
NAWCWD FY25 Long Range Acquisition Forecast (LRAF)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 30, 2026
Federal Bureau of Investigation (FBI) - Office of Chief Information Officer (OCIO) Innovation Ventures Office (IVO) Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 16, 2026
BROAD AGENCY ANNOUNCEMENT: Operational Analysis, SSN\/SSGN Survivability Program (S3P), and Hull, Mechanical and Electrical (HM&E) Materials, Design Concepts, and Technologies for Future Submarine Platforms
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 31, 2026
Federal Bureau of Investigation (FBI) - Office of Chief Information Officer (OCIO) Innovation Ventures Office (IVO) Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 16, 2026
AN\/SPY-6(V) Production RFI\/Sources Sought - Copy 1
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 19, 2026
Policy, Engineering, Analysis, and Research Contract (PEARS III)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 21, 2026
DESIGN-BUILD SERVICES FOR SHARPE HEALTH SCHOOL HVAC UPGRADES AND ROOF REPLACEMENT
54 - Professional, Scientific, and Technical Services
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Dec. 19, 2025
ADA Improvements
54 - Professional, Scientific, and Technical Services
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Jan. 29, 2026
Professional Architectural and Engineering Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025
AN\/SPY-6(V) Production RFI\/Sources Sought - Copy 1
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 19, 2026
Design-Build Services Aston Residence Hall Roof Replacement, Installation of new Generator and Elevator
54 - Professional, Scientific, and Technical Services
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Jan. 06, 2026
A\/E Design Services for Commissioning Services
54 - Professional, Scientific, and Technical Services
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Jan. 07, 2026
Recreational Boat Testing Program and Database Service Support
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 22, 2025
Professional Support Services for PEO USC PMS 420 and PMS 495
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2025
SOLE SOURCE \u2013 Non-Personal Professional Support Services (PSS) for Program Executive Office, Ships (PEO Ships), Guided Missile Destroyer (DDG(X)) Program Office (PMS 460)
54 - Professional, Scientific, and Technical Services
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Jan. 02, 2026
NOTICE OF INTENT TO ISSUE SOLE SOURCE AWARD
54 - Professional, Scientific, and Technical Services
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Dec. 19, 2025
Government Publishing Office FY26 Equipment Inspection
54 - Professional, Scientific, and Technical Services
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Dec. 31, 2025
Corporate: DOE GA-270 Upgrade - Testing, Adjusting & Balancing HVAC
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025
Capital Bikeshare Operation, Maintenance and Marketing
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 16, 2026
Dell Data Domain Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 19, 2026
TikTok Notification to HUD Industry Partners
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 18, 2028
Digital Customer Care
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2025
Applicant Tracking System
54 - Professional, Scientific, and Technical Services
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Jul. 16, 2026
IMMIGRATION AND CUSTOMS ENFORCEMENT VENDOR ENGAGEMENT DAY
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 17, 2027
IMMIGRATION AND CUSTOMS ENFORCEMENT VENDOR ENGAGEMENT DAY
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 17, 2027
Tradewinds Solutions Marketplace
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 31, 2026
Steller Sea Lion Artificial Intelligence Image Processing and Counting Enhancement Effort
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Aug. 01, 2026
Platform One Solutions Marketplace (P1SM)\/Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
IT Support Specialist - Personal Services Contractor
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 26, 2025
Care Center Technologies and Implementation Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2025
RFI: HAF\/A5 Advanced Wargaming and Simulation Technologies for Integrated Force Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 09, 2026
Lenel Support Services Solicitation 693JK426Q500001 for DOT
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 19, 2026
Transformational AI Capabilities for National Security
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 23, 2026
Notice of Intent to Sole Source - Accenture Federal Services, LLC BSS
54 - Professional, Scientific, and Technical Services
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Dec. 19, 2025
Request for Information for Innovative Solutions for FAA Application and Database Modernization
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 07, 2026
JPEO-CBRND RFI - Genomic Sequencing Workflows
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 09, 2026
Notice of Intent to Sole Source - Data Management Services (MCC Evidence Platform)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 22, 2025
Progress License Maintenance Renewal
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 27, 2025
Sources Sought CAPE EVAMOSC Platform Support -
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 02, 2026
Lenel Support Services Solicitation 693JK426Q500001 for DOT
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 19, 2026
Extra Large Deployable Terminal (XLDT) Hardware and Integration Services - Request for Information (RFI)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 19, 2025
Small Business Event | Deloitte Consulting Virtual Business Opportunity Session | Cisco Webex Mar 10
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 09, 2026
AI and Data Integeration
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 30, 2026
IT Consultant Assessment Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 05, 2026

Showing 4351–4400 of 4933 bids that are currently: Active.