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
$2.3T
Total awards
410,697 awards
Active obligations
$155.5B
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.

FY2025 snapshot

Obligations
$17.9B
Awards
11,303
Average award
$1.6M
Change from FY2024
-46.6%

Recent awards

Search contractors

$90,863

HDR ENGINEERING, INC.

Federal Highway Administration

PIID
6982AF26F00060N
PSC
C1LB - ARCHITECT AND ENGINEERING- CONSTRUCTION: HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS

$251,471

ATRIAX/DLR GROUP JV LLC

Department of Veterans Affairs

PIID
36C25926N0329
PSC
C1DA - ARCHITECT AND ENGINEERING- CONSTRUCTION: HOSPITALS AND INFIRMARIES

$96,328

RS&H, INC.

National Aeronautics and Space Administration

PIID
80JSC026FA111
PSC
C1BZ - ARCHITECT AND ENGINEERING- CONSTRUCTION: OTHER AIRFIELD STRUCTURES

$733,963

M. C. DEAN, INC.

Departmental Offices

PIID
140D0426F0434
PSC
J063 - MAINT/REPAIR/REBUILD OF EQUIPMENT- ALARM, SIGNAL, AND SECURITY DETECTION SYSTEMS

$1,926,313

ABOVE GROUP INC.

Department of Veterans Affairs

PIID
36C77626N0724
PSC
C1DA - ARCHITECT AND ENGINEERING- CONSTRUCTION: HOSPITALS AND INFIRMARIES

$540,893

VALHALLA ENGINEERING GROUP, LLC

Department of Veterans Affairs

PIID
36C24526N0516
PSC
C1DZ - ARCHITECT AND ENGINEERING- CONSTRUCTION: OTHER HOSPITAL BUILDINGS

$202,427

BENSON PHD PE CRAIG H

Internal Revenue Service

PIID
2023H226P00264
PSC
R424 - SUPPORT- PROFESSIONAL: EXPERT WITNESS

$95,081

AE WORKS LTD

Departmental Offices

PIID
140D0426F0555
PSC
C220 - ARCHITECT AND ENGINEERING- GENERAL: STRUCTURAL ENGINEERING

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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