Professional, Scientific, and Technical Services
4,112 active contract opportunities
4,112
Active Opportunities
205
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Engineering Services700
- Other Computer Related Services617
- Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)559
- All Other Professional, Scientific, and Technical Services308
- Administrative Management and General Management Consulting Services215
Set-Aside Distribution
- 2698
- Small Business466
- No Set Aside437
- SDVOSB320
- 8(a) Sole Source57
Top Locations
- VA639
- DC514
- MD370
- CA231
- CO219
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
FISMA Compliance for Continue Threat Mitigation Device Identification and Network Segmentation and IR Enhancement
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ROCKVILLE, MD
NAICS 541512
Posted Nov 24, 2025
Information Technology Enterprise Support Services (ITESS)
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ROCKVILLE, MD
NAICS 541512
Posted Nov 24, 2025
Limited Source Justification for Programmatic Support Services for the Security Assistance Management Directorate (SAMD)
DEPT OF DEFENSE
REDSTONE ARSENAL, AL
NAICS 541611
Posted Nov 24, 2025
FY25 FDA Broad Agency Announcement (BAA) for Advanced Research and Development of Regulatory Science
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Rockville, MD
NAICS 541714
Posted Nov 24, 2025
7E-R10 Multi-Regional Information Technology Support Services (MRITSS)
ENVIRONMENTAL PROTECTION AGENCY
LENEXA, KS
NAICS 541519
Posted Nov 24, 2025
8(a) CompetedMCSC PDSS Support Services - CANCELLATION
DEPT OF DEFENSE
QUANTICO, VA
NAICS 541511
Posted Nov 21, 2025
No Set AsideOrgan Procurement Transplantation Network (OPTN) Information Technology (IT) System Cloud Migration
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ROCKVILLE, MD
NAICS 541511
Posted Nov 21, 2025
No Set AsideA-NIH NeuroBioBank Brain and Tissue Repository
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Bethesda, MD
NAICS 541714
Posted Nov 21, 2025
A-NIH NeuroBioBank Brain and Tissue Repository
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Bethesda, MD
NAICS 541714
Posted Nov 21, 2025
Information Technology Enterprise Support Services (ITESS)
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ROCKVILLE, MD
NAICS 541512
Posted Nov 21, 2025
C-ACAD/SACR - Scoping for Multiple Projects (DS Funded)
INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 541310
Posted Nov 21, 2025
C-A-E Title I, II, and III Engineering Services - FA
ENERGY, DEPARTMENT OF
LAKEWOOD, CO
NAICS 541330
Posted Nov 21, 2025
RFQ Currency Counter
GENERAL SERVICES ADMINISTRATION
FORT WORTH, TX
NAICS 541519
Posted Nov 21, 2025
Small BusinessU.S. Coast Guard (USCG) National Maritime Center (NMC) Contact Center Bridge
HOMELAND SECURITY, DEPARTMENT OF
WASHINGTON, DC
NAICS 541611
Posted Nov 21, 2025
FY26 FDA Broad Agency Announcement (BAA) for Advanced Research and Development of Regulatory Science
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Rockville, MD
NAICS 541714
Posted Nov 21, 2025
Due Feb 25, 2026
30 days left
Reducing uncertainty in carbon pools and free phase gas fluxes in peatland ecosystems from spatially rich geophysical datasets
DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541715
Posted Nov 21, 2025
Titan SV System Procurement
DEPT OF DEFENSE
QUANTICO, VA
NAICS 541511
Posted Nov 21, 2025
No Set AsideFukuoka Gardening Services Contract
STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 541320
Posted Nov 21, 2025
Due Jan 28, 2026
1 day left
West Desert Test Center (WDTC) Mission Support Services (MSS) Follow On Solicitation W51EW725RA001 Amendment 0003
DEPT OF DEFENSE
JBSA FT SAM HOUSTON, TX
NAICS 541715
Posted Nov 21, 2025
Small BusinessFAS Data Enrichment Support
GENERAL SERVICES ADMINISTRATION
NEW YORK, NY
NAICS 541511
Posted Nov 20, 2025
