Indefinite Delivery Contract HQ085926DG472

The Missile Defense Agency awarded a Multiple Award Indefinite Delivery Indefinite Quantity contract to Zeno Power Systems Inc. on December 29, 2025, with a ceiling value of $151 billion and a period of performance extending through December 28, 2035. This contract, titled Scalable Homeland Innovative Enterprise Layered Defense (SHIELD), represents a comprehensive, multi-domain defense procurement vehicle designed to support research, development, prototyping, systems engineering, weapon design, production, test and evaluation, and modernization efforts across air, missile, space, cyber, and hybrid threat domains. The contract utilizes full and open competition with no set-aside restrictions, allowing the Missile Defense Agency and other Department of Defense entities to rapidly issue orders under a flexible contracting mechanism supporting both classified and unclassified programs. Zeno Power Systems Inc., a small business based in Seattle, Washington, specializing in radioisotope power systems for defense and space applications, was selected as one of multiple awardees capable of providing the necessary materials, labor, equipment, and facilities required for contract performance.

The initial task order issued under the SHIELD contract, awarded on the same date, is the SHIELD Initial Order valued at $500 (Firm Fixed Price), with performance scheduled at the Missile Defense Agency facility in Huntsville, Alabama, through the contract completion date. The underlying solicitation, released as a pre-solicitation notice on May 21, 2025, with a final Request for Proposal anticipated in the fourth quarter of fiscal year 2025, targets qualified contractors demonstrating technical acceptability, fair and reasonable pricing, and responsible contractor status. The contract vehicle is structured to support layered protection capabilities against ballistic, hypersonic, and cruise missile threats while leveraging advanced technologies including artificial intelligence, machine learning, digital engineering, and open systems architectures, positioning SHIELD as a foundational contracting solution for the nation's multi-domain defense modernization strategy.