The Army Contracting Command–Rock Island, on behalf of the U.S. Army Automated Test Systems Division and Product Director Test Measurement and Diagnostic Equipment, is conducting market research via a sources sought notice for NGATS System Software Support. The contractor would develop a Common Operator Test Environment compatible with the latest Visual Studio and provide recurring software updates, performance enhancements, technical support, and cybersecurity maintenance for the NGATS baseline. The effort requires at least quarterly software deliverables and monthly status updates in an ongoing support model. The estimated period of performance is 12 months, with an anticipated Firm-Fixed-Price contract under NAICS 541330 and PSC R425. Prior related support is noted for informational purposes.