On-Call Engineering Consultant to Provide Design Services for Water and Wastewater Infrastructure

The Gila River Indian Community's Department of Public Works is requesting qualifications for on-call engineering consultant services to provide design, design consulting, construction administration, and related engineering support for water and wastewater infrastructure projects, with Statements of Qualifications due July 7, 2026 at 11:00 a.m. and written questions due June 23, 2026 at 4:00 p.m. The Community is a sovereign tribal government located in central Arizona across Maricopa and Pinal Counties, south of Phoenix, and Indian preference provisions apply to this procurement.

Preference points up to 15 points are available: Community-owned economic enterprises receive up to 15 points, Community member-owned businesses 10 points, Native American-owned businesses 5 points, and Women/Minority Business Owned enterprises 5 points.

The scope encompasses preliminary and final design, construction administration, and engineering services on an as-needed basis for projects potentially including water and sewer line extensions, sewage lift station rehabilitations, water production facilities, SCADA upgrades, master planning and modeling, surveying, and geotechnical evaluations. Firms must hold professional liability insurance with a minimum of $1 million per claim, maintained for the project duration plus five years following construction completion. Commercial General Liability ($1 million per occurrence / $2 million aggregate), Excess Liability ($2 million), and Automotive insurance ($1 million combined single limits) are also required. Firms must obtain business licenses, comply with Gila River Indian Community law and Indian preference provisions, and acknowledge the Community's Sex Offender Registration and Notification Ordinance.

The initial contract period is three years from execution, with two optional one-year renewals at the Community's sole discretion. Compensation will be established through Task Orders or Purchase Orders issued for individual projects, with monthly invoices due within 30 days after approval and payment within 30 days thereafter. The Community reimburses allowable out-of-pocket expenses with itemized receipts and no markup unless explicitly authorized. The selection committee will review submissions July 10, 2026, with anticipated selection July 17, 2026. Written responses to questions are due June 24, 2026 at 5:00 p.m.