NAICS / 541330

NAICS 541330 — Professional, Scientific, and Technical Services

NAICS 541330 covers professional, scientific, and technical services. As of October 16, 2026, there are 40 open federal solicitations classified under this code, most frequently issued by DEPT OF DEFENSE.

Data as of October 10, 2026, reconciled daily from official federal sources.

Top Buying Agencies

DEPT OF DEFENSE22

INTERIOR, DEPARTMENT OF THE10

COMMERCE, DEPARTMENT OF3

VETERANS AFFAIRS, DEPARTMENT OF3

STATE, DEPARTMENT OF2

By Notice Type

Award Notice18

Solicitation5

Sources Sought5

Justification5

Presolicitation4

Special Notice2

Combined Synopsis/Solicitation1

Upcoming Deadlines

Title	Agency	Deadline
SCSTC Instructor Services Follow-on	DEPT OF DEFENSE	10/16/2026
DOC Architect and Engineering IDIQ	COMMERCE, DEPARTMENT OF	10/16/2026
DOC Architect and Engineering IDIQ	COMMERCE, DEPARTMENT OF	10/16/2026
Advanced Requirements Characterization Engineering and Representation (ARCHER) utilized for Joint Strike Fighter (JSF) Offboard Mission Support (OMS)	DEPT OF DEFENSE	10/17/2026
Worldwide AE Support Services	STATE, DEPARTMENT OF	10/21/2026
Encroachment Management Implementation and Mission Readiness, Sustainment, and Compatibility Services AE IDIQ, Unrestricted	DEPT OF DEFENSE	10/29/2026
Sea Range Safety Surveillance Services	DEPT OF DEFENSE	10/29/2026
RFP for Advanced Signatures Technologies (AST)	DEPT OF DEFENSE	11/2/2026
Synthetic Signature Generation (SSG) Support Services	DEPT OF DEFENSE	11/2/2026
Notice of Opportunity (NOO) U.S. Army Reserve, 88th Readiness Division Energy Savings Performance Contract (ESPC)	DEPT OF DEFENSE	11/2/2026

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