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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 2551–2600 of 5442 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Mississippi - US Due Date
MECHANICAL ENGINEERING SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 06, 2026
ENGINEERING SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 26, 2026
Professional Auditing Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 25, 2026
MEDIA BUYING AGENCY SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 24, 2026
Sovereign Defense Cloud for High-Performance Computing Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Aug. 07, 2026
Information Technology Laboratory Commercial Solutions Openings (CSO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 30, 2027
VIRTUAL MACHINES, HOST SERVERS AND BACKUP SYSTEMS
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 20, 2026
Supplier Data Validation Solution
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 09, 2026
Juniper Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 30, 2026
WORKDAY CLOUD CONNECT FOR LEARNING
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 09, 2026
Research Tool
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 24, 2026
Atom Grants Discovery
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 29, 2026
Gaussian 16 Software Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 29, 2026
Globus High Assurance Subscription Renewal
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 01, 2026
International Student, Scholar, Study Abroad, and Travel Risk Management System
54 - Professional, Scientific, and Technical Services
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Jul. 01, 2026
WIC Data Warehouse and Renewal of Support and Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 01, 2026
HR Research and Advisory Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 29, 2026
Asian Regional Office Representative
54 - Professional, Scientific, and Technical Services
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Jul. 24, 2026
Broad Other Transaction Authority Announcement (BOTAA) for Military Engineering and Engineered Resilient Systems
54 - Professional, Scientific, and Technical Services
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Oct. 02, 2026
NASA SBIR\/STTR FY 2026-2027 Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
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Sep. 30, 2027
NASA SBIR\/STTR FY 2026-2027 Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
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Sep. 30, 2027
Professional Services
54 - Professional, Scientific, and Technical Services
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Jul. 07, 2026
Epidemiologist, Evaluator, or Biostatistician
54 - Professional, Scientific, and Technical Services
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Jun. 24, 2026
Industrial Hygiene Surveys for 19 MSARNG Maintenance Facilities
54 - Professional, Scientific, and Technical Services
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Jun. 30, 2026
ADMINISTRATOR OF AGENCY APPEALS AND HEARINGS
54 - Professional, Scientific, and Technical Services
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Jun. 24, 2026
Court Reporter Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 13, 2026
District 6 Hazard Mitigation Plan Update
54 - Professional, Scientific, and Technical Services
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Jul. 15, 2026
Translation and Transcription Services
54 - Professional, Scientific, and Technical Services
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Jul. 13, 2026
Water Testing Laboratory Services
54 - Professional, Scientific, and Technical Services
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Jun. 29, 2026
 
 
Missouri - US Due Date
ON-CALL ON-SITE VETERINARIAN SERVICES
54 - Professional, Scientific, and Technical Services
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Jul. 14, 2026
On-Call Engineering Consultant Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 26, 2026
Former Nebraska Ordnance Plant (FNOP) near Mead, NE, SATOC Synopsis
54 - Professional, Scientific, and Technical Services
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Jul. 02, 2026
PROFESSIONAL DESIGN SERVICES
54 - Professional, Scientific, and Technical Services
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Jul. 02, 2026
AUDIT SERVICES
54 - Professional, Scientific, and Technical Services
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Jul. 15, 2026
Advertise Delinquent Tax List
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 01, 2026
Foundation Sustainment Support, Software and Integration (FS3i)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
Foundation Sustainment Support, Software and Integration (FS3i)
54 - Professional, Scientific, and Technical Services
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Sep. 30, 2026
T-38A Virtual Reality Part Task Trainer (VRPTT) Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 24, 2026
Tax Incentives & Grants Administration Modernization
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 10, 2026
Website Redesign, Development, Hosting, and Support Services
54 - Professional, Scientific, and Technical Services
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Jul. 08, 2026
Rest Areas, Welcome Centers and Truck Parking Management Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 29, 2026
Comprehensive and Downtown Master Plan
54 - Professional, Scientific, and Technical Services
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Jul. 10, 2026
Vendor Managed Service Awards
54 - Professional, Scientific, and Technical Services
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Jul. 07, 2026
Central Regional Archaeological Curation Services Contract for the U.S. Army Corps of Engineers, North Atlantic Division
54 - Professional, Scientific, and Technical Services
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Jul. 10, 2026
OST Seafood Data
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 25, 2026
Annexation Services
54 - Professional, Scientific, and Technical Services
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Jun. 29, 2026
Rural Medical Clerkship Development
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 07, 2026
USA: Medical Gas Maintenance Service and Inspection
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 07, 2026
Court Reporter Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 14, 2026
Construction Project Management Support Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 08, 2026

Showing 2551–2600 of 5442 bids that are currently: Active.