Indefinite Delivery Contract HQ085926DF455

The Missile Defense Agency awarded a Multiple Award Indefinite Delivery Indefinite Quantity contract to S2 Corporation (UEI: RDHFJLPB1M33) on January 21, 2026, with a ceiling value of $151 billion and a period of performance extending through December 28, 2035. This contract, designated the Scalable Homeland Innovative Enterprise Layered Defense (SHIELD) IDIQ, utilizes full and open competition with no set-aside designations and is structured to provide comprehensive defense capabilities across multiple domains. The contract vehicle encompasses research and development, prototyping, disruptive technologies, systems engineering, weapon design, production, test and evaluation, cybersecurity, and modernization efforts for an advanced multi-domain defense system capable of detecting, tracking, intercepting, and neutralizing threats to the United States homeland, deployed forces, allies, and friends.

The procurement scope extends across air, missile, space, cyber, and hybrid threat domains across all phases of flight, including ballistic, hypersonic, and cruise missile threats and other advanced aerial attacks. The contract is designed to leverage advanced technologies including artificial intelligence, machine learning, digital engineering, and open systems architectures while supporting both classified and unclassified programs across multiple security domains. Individual task and delivery orders will utilize various contract types across multiple North American Industry Classification System codes and may require appropriate facility clearances based on classification levels. The initial task order issued to S2 Corporation under the SHIELD IDIQ, awarded on January 21, 2026, was valued at five hundred dollars on a firm fixed price basis, with performance location designated as Huntsville, Alabama 35898, and ultimate completion targeted for December 28, 2035.