Indefinite Delivery Contract HQ085926DF543

The Missile Defense Agency has awarded a Multiple Award Indefinite Delivery Indefinite Quantity contract to Spaceport Authority Inc., with a ceiling value of $151 billion and a period of performance through December 28, 2035. This Scalable Homeland Innovative Enterprise Layered Defense (SHIELD) IDIQ contract was awarded on December 29, 2025, with no set-aside designation, allowing the contractor to compete on an unrestricted basis. The contract structure enables the MDA and other Department of Defense entities to issue task orders for advanced multi-domain defense systems capable of detecting, tracking, intercepting, and neutralizing air, missile, space, cyber, and hybrid threats across all phases of flight. Authorized work includes research and development, prototyping, systems engineering, weapon design, production, test and evaluation, cybersecurity, and modernization efforts across multiple classification levels and security domains.

The initial task order issued under this IDIQ, titled the SHIELD Initial Order, was awarded on December 29, 2025, with a ceiling value of $500 and a firm fixed price structure, with performance to be conducted in Huntsville, Alabama through December 28, 2035. The contract vehicle leverages advanced technologies including artificial intelligence, machine learning, digital engineering, and open systems architectures to provide comprehensive layered protection for the United States homeland, deployed forces, allies, and partners. The procurement represents a significant long-term investment in national defense capabilities, structured to support both classified and unclassified programs and designed to facilitate rapid order issuance across multiple North American Industry Classification System codes and contractor clearance levels. All qualifying offerors demonstrating responsibility, technical acceptability, and fair and reasonable pricing were eligible for award under this full and open competition vehicle with no incumbent contractors identified.