 RESTON, Va.--BUSINESS WIRE--Please replace the release with the following corrected version due to removal of the subheadline. The updated release reads: SAIC WINS 830 MILLION U.S. ARMY CONTRACT FOR AVIATION SYSTEMS ENGINEERING SERVICES Science Applications International Corp. NYSE: SAIC has won an 830 million contract to continue providing hardware in-the-loop HWIL aviation systems engineering services for the U.S. Army Combat Capabilities Development Command, Aviation Missile Ce 