The Indian Health Service (IHS), part of the Department of Health and Human Services, is seeking qualified architect-engineering (A-E) firms to provide sanitation facilities construction services through a multiple award Indefinite Delivery-Indefinite Quantity (IDIQ) contract. The selected firms will assist IHS in delivering professional design and engineering services for various facilities across the United States, including community water and wastewater systems, solid waste facility planning, and accessory facilities. This procurement is a total small business set-aside, with a maximum contract capacity of $5 million and a guaranteed minimum order of $1,000, with task orders ranging from $1,000 to $2 million. Interested firms must submit their qualifications by the anticipated solicitation release date of February 17, 2025, and can contact Taylor Kanthack at taylor.kanthack@ihs.gov or Jenny Scroggins at jenny.scroggins@ihs.gov for further information.