Indefinite Delivery Contract HQ085926DE462

Allegheny Science & Technology Corporation, a women-owned small business certified by the Small Business Administration, was awarded a multiple-award Indefinite Delivery Indefinite Quantity contract by the Missile Defense Agency with a ceiling value of $151 billion and a period of performance extending through December 28, 2035. The contract was awarded on December 29, 2025, following a pre-solicitation notice issued on May 21, 2025, and utilizes full and open competition with no set-aside designations, allowing all qualified contractors to compete for task orders under this flexible contracting mechanism. The Scalable Homeland Innovative Enterprise Layered Defense (SHIELD) contract is structured to procure an advanced, multi-domain defense system capable of detecting, tracking, intercepting, and neutralizing threats to the United States homeland, deployed forces, allies, and friends across air, missile, space, cyber, and hybrid threat domains throughout all phases of flight from ballistic, hypersonic, and cruise missiles, as well as other advanced aerial attacks.

The contract encompasses a comprehensive range of services and capabilities including research and development, prototyping, disruptive technologies, systems engineering, weapon design, production, test and evaluation, cybersecurity, and modernization efforts. Work will be performed across multiple locations, with the initial task order—the SHIELD Initial Order valued at $500 (firm fixed price)—designated for performance in Huntsville, Alabama. The contract vehicle is designed to support both classified and unclassified programs at multiple security classification levels, leveraging advanced technologies including artificial intelligence, machine learning, digital engineering, and open systems architectures to establish a comprehensive contracting solution for the nation's multi-layered defense requirements over the 10-year period of performance.