Indefinite Delivery Contract HQ085926DF475

S2I2 Inc., a minority-owned small disadvantaged business and Small Business Administration 8(a) Program Participant, was awarded a multiple-award Indefinite Delivery Indefinite Quantity contract under the Scalable Homeland Innovative Enterprise Layered Defense (SHIELD) program by the Missile Defense Agency on December 29, 2025. The contract carries a ceiling value of $151 billion with an ultimate completion date of December 28, 2035, representing a ten-year period of performance with a base ordering period and optional extensions. Under the full and open competition structure with no set-aside designations, S2I2 Inc. competes alongside other qualified contractors to support the government's multi-domain defense objectives through task order issuance and delivery order mechanisms.

The SHIELD contract procures an advanced, integrated defense system capable of detecting, tracking, intercepting, and neutralizing air, missile, space, cyber, and hybrid threats across all phases of flight, including ballistic, hypersonic, and cruise missile threats to the United States homeland, deployed forces, allies, and partner nations. Work scope encompasses research and development, prototyping, disruptive technologies development, systems engineering, weapon design, production, test and evaluation, cybersecurity, and modernization initiatives. The contract vehicle is structured to support both classified and unclassified programs across multiple security domains and leverages advanced technologies including artificial intelligence, machine learning, digital engineering, and open systems architectures. Individual task and delivery orders will utilize various contract types across multiple North American Industry Classification System codes and may require facility clearances commensurate with specified classification levels, positioning the SHIELD contract as a comprehensive long-term contracting solution for the nation's layered defense requirements.