ARLINGTON, Va.–(BUSINESS WIRE)—- $CACI–CACI International Inc (NYSE: CACI) announced today that it has been awarded a five-year single award contract, with a ceiling value of $447 million, by the National Security Agency (NSA) to provide process and mission technology in support of the signals intelligence and cybersecurity missions that provide our nation’s policymakers and military with actionable intelligence to secure and defend vital networks. John Mengucci, CACI President and Chief Executive Of