Colonel Douglas A. Huff was commissioned an Infantry Officer upon graduation from Officer Candidate School 2 October 1945. His first duty assignment was as a Platoon Leader and Company Executive Officer, 26th Infantry Regiment, 1st Infantry Division, Germany. | His subsequent duty assignments include: Platoon Leader and Company Executive Officer, 30th Infantry Regiment, 3d Infantry Division, Fort Benning, Georgia; Company Commander, 505th Airborne Infantry Regiment, 82nd Airborne Division, Fort Bragg, North Carolina; Battalion S-3 and Battalion Executive Officer, 15th Infantry Regiment, 3d Infantry Division, Korea; G-3 Section, Headquarters California Military District; Associate Professor of Military Science, New Mexico State University, Las Cruces, New Mexico; G-3 Training Officer, Headquarters, U.S. Army Training Center, Fort Dix, New Jersey; Operations and Training Officer, U.S.  Army Military Assistance Advisors Group, Pakistan; Battalion Commander, 1st Battalion, 2d Infantry Regiment, 1st Infantry Division, Vietnam; Chief Air Mobility Committee, U.S. Army Infantry School, Fort Benning, Georgia; Battalion Commander, 1st Battalion, 501st Airborne Infantry Regiment, 101st Airborne Division, Vietnam; Commander, U.S. Army Training Center, Wildflecken, Germany; Inspector General, U.S. Army Test and Evaluation Command, Aberdeen Proving Ground, Maryland.