# Virginia's eProcurement Marketplace #RFPQ-131025

Fairfax County As-Needed MEP Engineering Consulting Services

**Posted:** October 30, 2026
**Respond By:** December 01, 2026
**Identifier:** RFPQ-131025
**NAICS:** 541330

Fairfax County is seeking qualified firms for on-call mechanical, electrical, and plumbing engineering services for capital facility projects.
- **Government buyer:** County of Fairfax, Virginia, Department of Public Works and Environmental Services.
- **Requested services:** As-needed MEP engineering consulting, assigned through task orders. Work may include feasibility and special design studies, peer review, commissioning, fire protection system review, value engineering, and design and construction administration.
- **Awards and limits:** The County expects to award contracts to up to two firms. Each contract has a ceiling of $750,000 per year, and an individual project authorization may not exceed $250,000. No specific projects are identified.
- **OEMs and vendors:** No OEMs or named engineering vendors are identified. Potential competitors include AECOM, Jacobs, HDR, WSP, and Stantec.
- **Notable requirements:** Firms must provide professional MEP engineering services for County capital facility projects on an as-needed basis.

### Description

Fairfax County is seeking qualifications from MEP engineering consulting firms to provide professional services for various capital facility projects under a Basic Ordering Agreement. Services may include feasibility and design studies, peer review, commissioning, fire protection system review, value engineering, and design and construction administration, assigned as needed through task orders. The County intends to award contracts to up to two firms; each contract has a $750,000 annual ceiling, and individual project authorizations may not exceed $250,000. The term is one year, with three optional one-year renewals, and no specific projects are identified at this time.

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