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
411,737 awards
Active obligations
$162.8B
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
$19.2B
Awards
11,310
Average award
$1.7M
Change from FY2024
-44.9%

Recent awards

Search contractors

$134,213

HALEY & ALDRICH, INC

Office of Surface Mining, Reclamation and Enforcement

PIID
140S0326F0005
PSC
C213 - ARCHITECT AND ENGINEERING- GENERAL: INSPECTION (NON-CONSTRUCTION)

$159,848

TRANE U.S. INC.

US Geological Survey

PIID
140G0126F0240
PSC
S216 - HOUSEKEEPING- FACILITIES OPERATIONS SUPPORT

$67,828

GREAT WEST ENGINEERING INC

Forest Service

PIID
1240LU26F0078
PSC
C211 - ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING

$69,900

CWE

Indian Health Service

PIID
75H70326F08027
PSC
C1PB - ARCHITECT AND ENGINEERING- CONSTRUCTION: EXHIBIT DESIGN (NON-BUILDING)

$700,391

HDR ARCHITECTURE, INC.

Department of State

PIID
19AQMM26F0978
PSC
C219 - ARCHITECT AND ENGINEERING- GENERAL: OTHER

$59,455

THE JOHNSON-MCADAMS FIRM, P.A.

Agricultural Research Service

PIID
1232SA26F0389
PSC
C1CZ - ARCHITECT AND ENGINEERING- CONSTRUCTION: OTHER EDUCATIONAL BUILDINGS

$359,749

CONVERGE FEDERAL SOLUTIONS JV, LLC

Department of Energy

PIID
89243326FFE400780
PSC
C1AZ - ARCHITECT AND ENGINEERING- CONSTRUCTION: OTHER ADMINISTRATIVE FACILITIES/SERVICE 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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