# NAICS 541330: Engineering Services

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [541330 Engineering Services](https://bidrover.com/naics/541330)

This industry comprises establishments primarily engaged in applying physical laws and principles of engineering in the design, development, and utilization of machines, materials, instruments, structures, processes, and systems.

- NAICS code: 541330
- Title: Engineering Services
- Sector: 54 Professional, Scientific, and Technical Services
- Subsector: 541 Professional, Scientific, and Technical Services
- Industry group: 5413 Architectural, Engineering, and Related Services
- SBA size standard: $25.5 million average annual receipts
- Open bids on BidRover: 6
- Updated: Oct 23, 2026

## Size standard exceptions

- Military and Aerospace Equipment and Military Weapons: $47 million average annual receipts
- Contracts and Subcontracts for Engineering Services Awarded Under the National Energy Policy Act of 1992: $47 million average annual receipts
- Marine Engineering and Naval Architecture: $47 million average annual receipts

## Open bids (6)

- [Pure Water Southern California Direct Potable Reuse Testing Facility](https://bidrover.com/bids/pure-water-southern-california-direct-potable-reuse-testing-facility--4025d12f-a1c1-4ca0-8bd9-6c4eda201212) — Construction & facilities · California, United States · due 2026-11-03
- [Business Impact Analysis and Update Disaster Recovery Plan Services – Inland Empire Utilities Agency](https://bidrover.com/bids/business-impact-analysis-and-update-disaster-recovery-plan-services-inland-empir--a93d4ad7-02d7-434e-ae8a-666efb34e4b2) — Architecture & engineering · California, United States · due 2026-11-17
- [USAF Special Operations Forces Technical Data Management, Development, and Provisioning Project](https://bidrover.com/bids/usaf-special-operations-forces-technical-data-management-development-and-provisi--67138fd8-b960-4ca0-8675-0f271ec84080) — General procurement · Georgia, United States · due 2026-10-30
- [MIW and SMCM Design Agent (DA), TDA, ISEA, and FMS Support](https://bidrover.com/bids/miw-and-smcm-design-agent-da-tda-isea-and-fms-support--6b5aaa71-8025-4f68-990b-62dfc31b4734) — General procurement · United States
- [Data at Rest (DaR) - 400 Obsolescence Resolution](https://bidrover.com/bids/data-at-rest-dar-400-obsolescence-resolution--f4e159f7-9bf7-4b2c-bad5-d6ee89fe6483) — General procurement · United States · due 2026-10-30
- [Aegis Based Defense Engineering Services](https://bidrover.com/bids/aegis-based-defense-engineering-services--c87359c4-ebee-444d-8cc6-afc28a5209e0) — Public safety & defense · United States · due 2026-10-29

## Frequently asked questions

### What is NAICS code 541330?

NAICS 541330 is "Engineering Services" in the 2022 North American Industry Classification System, in sector 54 (Professional, Scientific, and Technical Services). This industry comprises establishments primarily engaged in applying physical laws and principles of engineering in the design, development, and utilization of machines, materials, instruments, structures, processes, and systems.

### What is the SBA size standard for NAICS 541330?

A business is small under NAICS 541330 at or below $25.5 million average annual receipts, including affiliates (13 CFR 121.201). Exceptions: Military and Aerospace Equipment and Military Weapons: $47 million average annual receipts; Contracts and Subcontracts for Engineering Services Awarded Under the National Energy Policy Act of 1992: $47 million average annual receipts; Marine Engineering and Naval Architecture: $47 million average annual receipts. Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 541330?

BidRover counts 6 open bids that cite NAICS 541330 as of Oct 23, 2026, refreshed every hour from official public sources. Many state and local notices do not list a NAICS code, so search by keyword too.

### How do I get alerts for NAICS 541330 bids?

Save an alert on this page. A free account gets new matching bids by weekly email; the Team plan ($19/mo) sends daily alerts with match scores, the buyer, source link and documents.

## Related NAICS codes

- [541512 Computer Systems Design Services](https://bidrover.com/naics/541512)
- [541511 Custom Computer Programming Services](https://bidrover.com/naics/541511)
- [513210 Software Publishers](https://bidrover.com/naics/513210)
- [541370 Surveying and Mapping (except Geophysical) Services](https://bidrover.com/naics/541370)
- [541360 Geophysical Surveying and Mapping Services](https://bidrover.com/naics/541360)
- [541420 Industrial Design Services](https://bidrover.com/naics/541420)
- [541620 Environmental Consulting Services](https://bidrover.com/naics/541620)
- [541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)](https://bidrover.com/naics/541715)

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Code titles and definitions: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022 (https://www.census.gov/naics/). Size standards: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201, eCFR text current as of 2026-10-21 (https://www.ecfr.gov/current/title-13/section-121.201).

BidRover lists bids from official public sources. It is not an issuing authority; confirm the NAICS code and size standard named in each solicitation.