Federal NAICS Codes

NAICS 541330: Engineering Services

Explore obligations, trends, recent awards, and incumbent contractors for NAICS 541330.

NAICS 541330 federal market metrics

Total obligations
$3.4T
Total awards
898,919 awards
Active obligations
$343.2B
Size standard
$25,500,000 receipts

What this NAICS covers

NAICS 541330 covers professional engineering work such as planning, design, technical analysis, calculations, drawings, specifications, testing oversight, and field engineering to support civil, mechanical, electrical, systems, and environmental engineering needs for projects and programs.

Federal opportunities under 541330 typically involve obtaining engineering deliverables and technical oversight needed to define requirements, produce construction or modification designs, validate performance through analysis and testing, and support contract administration, commissioning, and regulatory compliance.

FY2026 snapshot

Obligations
$8.7B
Awards
6,015
Average award
$1.4M
Change from FY2025
-60.6%

Recent awards

Search contractors

$99,593

AECOM TECHNICAL SERVICES, INC.

National Aeronautics and Space Administration

PIID
80GSFC26F0019
PSC
C211 - ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING

$5,706,261

BOOZ ALLEN HAMILTON INC

National Aeronautics and Space Administration

PIID
80JSC026FA150
PSC
B599 - SPECIAL STUDIES/ANALYSIS- OTHER

$772,777

ALESIA ARCHITECTURE PC

Department of Veterans Affairs

PIID
36C10F26N0071
PSC
C1DA - ARCHITECT AND ENGINEERING- CONSTRUCTION: HOSPITALS AND INFIRMARIES

$79,970

BOOZ ALLEN HAMILTON INC

National Aeronautics and Space Administration

PIID
80JSC026FA145
PSC
B599 - SPECIAL STUDIES/ANALYSIS- OTHER

$0

LEIDOS, INC.

Transportation Security Administration

PIID
70T04026F7672N014
PSC
R706 - SUPPORT- MANAGEMENT: LOGISTICS SUPPORT

$214,584

APSI CONSTRUCTION MANAGEMENT

Food and Drug Administration

PIID
75F40126F19002
PSC
R425 - SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL

$166,549

MUELLER ASSOCIATES INC

National Gallery of Art

PIID
33301126FFT0034
PSC
C1JA - ARCHITECT AND ENGINEERING- CONSTRUCTION: MUSEUMS AND EXHIBITION BUILDINGS

FAQ

What work fits NAICS 541330?
  • Systems engineering and requirements definition for a complex vehicle or subsystem including interface matrices and requirements traceability.
  • Structural, thermal, and load analysis producing finite element reports, margin assessments, and recommended corrective actions.
  • Development of test plans, instrumentation specifications, and data analysis for hardware qualification and acceptance testing.
  • Design for producibility reviews, engineering change implementation, and updates to technical data packages for suppliers.
When is NAICS 541330 a weak fit?
  • Scientific research and experimental development where primary outputs are research reports or prototypes without producible engineering drawings or production-ready specifications.
  • Architectural services focused on building aesthetics and space planning that do not include structural, mechanical, or electrical engineering deliverables.
  • Information technology systems design that delivers software systems or IT infrastructure without mechanical, electrical, or hardware engineering scope.
What solicitation language points to NAICS 541330?
  • Labor categories list registered professional engineers, systems engineers, or discipline-specific engineers and require engineering deliverables.
  • Evaluation criteria include technical approach to engineering analyses, review of engineering reports, and past performance on engineering designs.
  • Statement of work requests delivery of formal engineering drawings, calculations, failure analysis, or supplier technical data package updates.

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