WinAContractUS

NAICS 541330

Engineering Services contracts

Open federal opportunities classified under NAICS 541330.

103 opportunities open now

Sources SoughtSmall Business
Closes in 6 days

MARINE FORCE SUSTAINMENT COMMAND AND FLEET MARINE- MULTIPLE AWARD INDEFINITE DELIVERY INDEFINITE QUANTITY CONTRACTFORCE LOGISTICS SERVICES SUPPORT-

Dept of Defense

541330 · Engineering Services Georgia Posted May 01, 2026
SolicitationNONE
Closes in 7 days

Research Initiatives in Support of FHWA Bridges and Structures Programs: Call 4.0

Transportation, Department of

541330 · Engineering Services Posted May 01, 2026
Presolicitation
Closes in 5 days

SeaPort-NxG Combat Systems Services (CSS) Follow-on Advance Notice

Dept of Defense

541330 · Engineering Services Virginia Posted Apr 30, 2026

Set-asides used in this sector

Small Business8(a)HUBZoneSDVOSBWOSB

About NAICS 541330

Application of engineering principles in the design, development, and use of machines, materials, instruments, structures, processes, and systems. Used across civil, mechanical, electrical, and environmental engineering work.

Typical award value: $500K – $30M per award.

Full NAICS 541330 guide →