Professional, Scientific, and Technical Services
5,671 active contract opportunities
5,671
Active Opportunities
5,206
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Engineering Services969
- Other Computer Related Services844
- Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)705
- All Other Professional, Scientific, and Technical Services467
- Administrative Management and General Management Consulting Services316
Set-Aside Distribution
- 3669
- Small Business650
- No Set Aside642
- SDVOSB449
- 8(a) Sole Source64
Top Locations
- VA846
- DC720
- MD494
- CO438
- CA317
About NAICS541
The North American Industry Classification System (NAICS) code 541 covers professional, scientific, and technical services. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.
Related Industries
Limited Source - Sole Source Justification IMS/PIC Business Support
HOUSING AND URBAN DEVELOPMENT, DEPARTMENT OF
FORT WORTH, TX
NAICS 541511
Posted Jul 14, 2026
Mobile Environment Security Architecture (MESA) Virtual Private Network (VPN) and Command and Control Services (CCS) for Department of Defense (DoD) Mobility Classified Capability Secret (DMCC-S) Gateways
DEPT OF DEFENSE
SCOTT AFB, IL
NAICS 541511
Posted Jul 14, 2026
Sole Source Justification for ID.me BPA
GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 541519
Posted Jul 14, 2026
Dyess AFB Dining Facility Assessment
DEPT OF DEFENSE
JBSA LACKLAND, TX
NAICS 541310
Posted Jul 14, 2026
Due Aug 6, 2026
No Set AsidePolyworks Renewal 2026
DEPT OF DEFENSE
ARNOLD AFB, TN
NAICS 541519
Posted Jul 14, 2026
Small BusinessDecentralized Artificial Intelligence through Controlled Emergence (DICE)
DEPT OF DEFENSE
ARLINGTON, VA
NAICS 541715
Posted Jul 14, 2026
Due Aug 25, 2026
IBM MAXIMO Software and Support
DEPT OF DEFENSE
PORT HUENEME, CA
NAICS 541519
Posted Jul 14, 2026
DAI USSGLATM, A2R and Agile Support Services
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 541519
Posted Jul 14, 2026
Multi-Media Environmental Compliance Services-Water
DEPT OF DEFENSE
WASHINGTON NAVY YARD, DC
NAICS 541620
Posted Jul 14, 2026
Small BusinessNiscemi MUOS SATCOM
DEPT OF DEFENSE
FPO, AE
NAICS 541330
Posted Jul 14, 2026
Due Aug 14, 2026
Request for Information (RFI) for Army Enterprise Identity, Credential, and Access Management (E-ICAM) Services Delivery Contract
DEPT OF DEFENSE
ABERDEEN PROVING GROU, MD
NAICS 541519
Posted Jul 14, 2026
Due Aug 4, 2026
No Set AsideHM047626F0217_GCD3_Award
DEPT OF DEFENSE
ARNOLD, MO
NAICS 541511
Posted Jul 14, 2026
No Set AsideSubnet BAA
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 541715
Posted Jul 14, 2026
Due Jul 14, 2031
No Set Aside7A21-Survey-Based Research Platform (Qualtrics SaaS) | REDHAWK IT | VA-26-00071517
VETERANS AFFAIRS, DEPARTMENT OF
EATONTOWN, NJ
NAICS 541519
Posted Jul 14, 2026
SDVOSBC-Armed Forces Retirement Home (AFRH) Sheridan Building Admin Support (A&E Services)
INTERIOR, DEPARTMENT OF THE
HERNDON, VA
NAICS 541330
Posted Jul 14, 2026
F-AK-KODIAK ADMIN SITE-SOIL CLEAN-UP
INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 541620
Posted Jul 13, 2026
R-PORT STATE MEASURES AGREEMENT AND COUNTER IUU TRAI
COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 541990
Posted Jul 13, 2026
C-FOUS Catwalk Structural Repairs AE Services
INTERIOR, DEPARTMENT OF THE
OMAHA, NE
NAICS 541310
Posted Jul 13, 2026
Multiscale Reasoning For Human Physiology RFI
DEPT OF DEFENSE
ARLINGTON, VA
NAICS 541714
Posted Jul 13, 2026
Due Aug 10, 2026
C1DZ-AE Upgrade Nurse Call System 538-26-201 - VAMC Chillicothe
VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 541310
Posted Jul 13, 2026
SDVOSB
