Colonel Wayne F. Pickell was commissioned an Infantry Officer upon graduation from Officer Candidate School, 27 February 1942, class number 5. His first duty assignment was as Platoon Leader, Company K, 357th Infantry, 90th Infantry Division, Camp Barkley, Texas. | His subsequent assignments include: Intelligence Staff Officer, G2 Section, Headquarters, 90th Inf Div, Camp Barkley, Texas; Headquarters Co Cmder, 2d Bn, 357th Inf, 90th Inf Div, European Theater; Intelligence Staff Office, G2 Section, Headquarters XXIV Corps, Korea; Intelligence Staff Office, GHeadquarters, Far East Command, Japan; Operations Staff Officer, Office ACofS G3, DA, Pentagon; Intelligence Staff Officer, G2 Section, Headquarters, USAREUR, Heidelberg, Germany; Office ACofS, G3, Chief, Training Section, G3 Executive Officer, 1st Inf Div, Fort Riley Kansas; Infantry Advisor, 3d Iranian Infantry Division, Field Training Team 2, U.S. Army Element, MAAG, Iran; Author-Instructor, Department of Non-Resident Instruction, Command and General Staff College, Fort Leavenworth, Kansas; Assistant Secretary, USACGSC; Commanding Officer, 3d Bn, 2d Basic Training Regiment, Fort Leonard Wood, Missouri; Deputy ACofS, G4, Headquarters, U.S. Army Southern Command, Fort Amador, Canal Zone; Commanding Officer, Headquarters, BCT Committee Group, Fort Leonard Wood, Missouri.