Exhibit 99.1 RESTON, VA, September 4, 2025—Science Applications International Corporation (NASDAQ: SAIC), a premier Fortune 500 technology integrator driving our nation's digital transformation across the defense, space, civilian, and intelligence markets, today announced results for the second quarter ended August 1, 2025. "Our second quarter results reflect strong program performance, and our bookings reflect further momentum in our business development efforts; however, slower on-contract growth and cont ...