The Indian Health Service seeks vendors capable of providing Computer-Aided Design (CAD), Geographic Information Systems (GIS) mapping, and surveying services to support water, wastewater, and solid waste facilities for Native American and Alaska Native homes. Services include installing wells, septic systems, water lines, and sewer lines across field offices in Oklahoma, Kansas, and other locations. The government is open to a full-time contractor or on-demand service, with innovative approaches welcome. Responses are due by May 15, 2026, and absolute preference under the Buy Indian Act applies to Indian Small Business Economic Enterprises. No defined requirement or budget amount has been specified at this time.