The Washington Headquarters Services (WHS) intends to award a single, 5-year Indefinite Delivery Indefinite Quantity (IDIQ) contract for Enterprise Visibility and Management of Operating and Support Cost (EVAMOSC) Platform Support Services. The requirement supports the Office of the Secretary of War Cost Assessment and Program Evaluation (OSW-CAPE) in providing data-driven analysis of weapon system costs to enable responsible budgeting and proactive management. The contractor will sustain the current EVAMOSC platform, add new capabilities, extend data collection to additional service source systems, and support user education and information requests. The anticipated award effective date is August 8, 2026. No specific budget amount or performance location is specified.