Decisive Analytics has been contracted to provide enhanced warfighter capabilities for the US Army Strategic Missile Defense Command / Army Forces Strategic Command (USASMDC/ARSTRAT).
The USASMDC / ARSTRAT D3I programme will research and develop hardware components and software solutions for space, high altitude, missile defence, information integration and data exploitation, and enhanced warfighter capabilities.
The $1.05bn, indefinite-delivery / indefinite-quantity (IDIQ) contract includes a base period of five years, and two optional two-year periods.
Decisive Analytics will provide missile defence, space, and other warfighter solutions for the army.
The company will be involved in the development of systems and component solutions at different phases of maturity.
Work is expected to be carried out at the firm's facilities in Alabama and Colorado Springs, US.
Decisive Analytics CEO and president John Donnellon said: "This is a significant win for our company and employee-owners.
"Our team worked tirelessly on capturing this effort and formulating a winning strategy."
Based in Arlington of Virginia, Decisive Analytics provides products and services to commercial businesses, the US Department of Defense, the Intelligence Community, and other government agencies.
Other companies awarded the contract include Aegis Technologies Group, Quantum Research International and Radiance Technologies.
USASMDC / ARSTRAT conducts space and missile defence operations, and provides planning, integration, control and coordination of army forces to support US Strategic Command missions.