Colonel Paul N. Simon was commissioned an Infantry Officer upon graduation from Officer Candidate School 5 June 1947, class number 5. His first duty assignment was as Cryptographic Security, GHeadquarters, 71st Signal Service Battalion, Tokyo. | His subsequent duty assignments include: Communications Center Officer, 25th Sig Co, 25th Inf Div, Korea; OIC Cryptocenter, Headquarters, CINCFE, Far East Cmd Sig Svc Bn, Tokyo; OIC, West Coast Tape Relay Station, 6300 Sig Svc Unit, Presidio SF, California; Commander, 82d Abn Sig Co, Fort Bragg, North Carolina; Instructor, ROTC Det, Mich State Univ, E Lansing; CO, 7th Sig Research Unit, Thule, Greenland; Bn XO, 82d Abn Sig Bn, Fort Bragg, North Carolina; Bde Sig O, Headquarters, 1st Bde, 11th Air Assault Div, Fort Benning; Bde Sig O, Headquarters, 1st Bde, 1st Cav Div (Air Mobile), Republic of Vietnam; Div Sig O, Headquarters, 1st Cav Div (AM), Republic of Vietnam; Signal Advisor to Greek Army, Headquarters, JUSMAGG, Athens, Greece; Signal Officer, Headquarters, II Field Forces, Republic of Vietnam.