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NAICS 541: Professional, Scientific, and Technical Services

1,248 active opportunities

DEPT OF DEFENSE

Posted
Nov 10, 2026
Due
Nov 16, 2026, 2:00 PM EST
Place of performance
MD
NAICS
541715

DEPT OF DEFENSE

Posted
Nov 10, 2026
Due
Not specified
Place of performance
Springfield, VA
NAICS
541511

HOMELAND SECURITY, DEPARTMENT OF

Posted
Nov 10, 2026
Due
Not specified
Place of performance
Orient, NY
NAICS
541611

DEPT OF DEFENSE

Posted
Nov 10, 2026
Due
Dec 7, 2026, 11:00 AM EST
Place of performance
Scott Air Force Base, IL
NAICS
541511
Set-aside
Small Business Set Aside - Total

OFFICE OF THE DIRECTOR OF NATIONAL INTELLIGENCE

Posted
Nov 10, 2026
Due
Nov 16, 2026, 5:00 PM EST
Place of performance
Washington, DC
NAICS
541715