This document is an Amendment 1 to Solicitation HHM40225R0017 for Tech South Support Services (TS3) issued by the Defense Intelligence Agency. The solicitation seeks technical support services across three mission areas: Effect-Based Technology Development, Advanced Capability Development, and Technology Evaluation. The scope covers technologies in terrestrial, maritime, and airborne domains, including manned and unmanned systems ranging from stationary platforms to mobile vehicles and vessels between 2 to 120 feet, with airborne technologies specifically targeting unmanned systems weighing 10-450 pounds at maximum takeoff weight. While specific details about response dates, pricing terms, or set-asides are not visible in the provided excerpt, the solicitation appears to be seeking comprehensive technical support and technology evaluation services across multiple operational domains.