Colonel Robert J. Landseadel, Jr. was commissioned an Infantry Officer upon graduation from Officer Candidate School on 12 September 1944, class number 346. His first duty assignment was as Platoon Leader, C Company, 113th Infantry Battalion, Camp Pickett, Virginia. | His subsequent duty assignments include: Pier Officer, 2d Major Port, Manila, P.I.; Platoon Leader, 71st AAA Gun Bn, Fort Bliss, Texas; F.O. Btry Exec, Btry A, 8 FA Bn, Korea; Instructor, The Artillery School, Fort Sill, Oklahoma; Asst PMS, Tempe, Arizona State University, Arizona; Training Officer, MAAG-Portugal, Lisbon, Portugal; Commander, 1/30 FA Bn, Fort Lewis, Washington; Republic of Vietnam Adviser, MACV Advisory Det, Vietnam; Staff of, Headquarters Fourth U.S. Army, Fort Sam Houston, Texas; Member, U.S. Army Combat Developments Command Institute of Advanced Studies, Carlisle Barracks, Pennsylvania. | His awards and decorations include: Republic of Vietnam AFHM, Republic of Vietnam Gallantry Gross w/Palm, Bronze Star Medal w/Oak Leaf Cluster.