 He then attended Electronics Technician "A" School at Naval Training Center, Treasure Island, California, and completed a short assignment at Naval Air Test Center Patuxent River, Maryland.After he completed Ground Control Approach Radar Technician School at Naval Air Technical Training Center, Glynco, Georgia, Hagan reported to Naval Air Station, Whidbey Island, Washington,ultimately becomin as the Leading Petty Officer for the Air Search Radar Maintenance Division.During his tour there, he earned an Associate of Arts degree from Skagit Valley College and was the recipient of the President's Honor Medal (second highest GPA in the graduating class).