Science Applications International Corporation provides technical, engineering, and mission and enterprise information technology (IT) services in the United States. It operates through two segments, Defense and Intelligence; and Civilian. The company offers IT modernization services for defense, intelligence, and civilian agencies; digital engineering services; artificial intelligence (AI) solutions; mission systems support and advisory; training and simulation; and ground vehicle support services for the nation's armed forces. It also provides services for the design, development, integration, deployment, management and operations, sustainability, and security of IT infrastructure; mission IT solutions comprising CJADC2, data and AI, digital transformation, and quantum technologies; ente…