Department of Defense NAICS 541330 contractors

Engineering Services. Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 19, 2026

Visible recipients

391

Mapped obligations

$384,687,047,787

Visible recipients tied to Department of Defense and NAICS 541330

Dcs Corporation

Alexandria, VA

Alexandria, VA | 411 awards | Top agency Department of Defense | NAICS 541712

$1,525,242,309

Cae USA Inc.

Arlington, TX

Arlington, TX | 158 awards | Top agency Department of Defense | NAICS 336413

$937,226,255

Dlt Solutions, LLC

Herndon, VA

Herndon, VA | 614 awards | Top agency Department of Defense | NAICS 541519

$95,197,591

Bae Systems Space & Mission Systems Inc.

Broomfield, CO

Broomfield, CO | 265 awards | Top agency National Aeronautics and Space Administration | NAICS 336414

$602,288,187

Serco Management Services, Inc.

Reston, VA

Reston, VA | 5 awards | Top agency Department of Transportation | NAICS 488111

$1,251,654

Caci Technologies, LLC

Chantilly, VA

Chantilly, VA | 222 awards | Top agency Department of Defense | NAICS 541330

$7,991,710,259

Softrams LLC

Arlington, VA

Arlington, VA | 60 awards | Top agency Department of Health and Human Services | NAICS 541511

$500

Arcticom, LLC

Anchorage, AK

Anchorage, AK | 198 awards | Top agency Department of Defense | NAICS 541512

$70,704,702

Peraton Technology Services Inc.

Chantilly, VA

Chantilly, VA | 259 awards | Top agency General Services Administration | NAICS 541330

$843,327,747

Avantus Federal LLC

Mc Lean, VA

Mc Lean, VA | 95 awards | Top agency Department of Defense | NAICS 541330

$554,074,460

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