349th Maintenance Squadron commander retires Published June 3, 2011 By Capt. Robin Jackson 349th Public Affairs TRAVIS AIR FORCE BASE, Calif. -- Lt. Col. James F. Waddington, commander of the 349th Maintenance Squadron, receives a certification of appreciation from Col. M. J. (Sonny) Giddings, Jr., commander of the 349th Maintenance Group, at his retirement ceremony, here, May 14.