Colonel Bohuslav Z. Kostka was commissioned an Infantry Officer upon graduation from Officer Candidate School 13 December 1945, class number 518. His first duty assignment was as Guerrilla Investigator, G-3 Section, Headquarters, Armed Forced, Manila, Philippine. | His subsequent duty assignments include:  Weapons Platoon Leader, 1st Battalion, 355 Infantry Regiment, Organized Reserves; Weapons Platoon Leader, Company D, 1st Battalion, 15th Infantry Regiment, 3d Infantry Division, Fort Benning, Georgia; Primary Instructor, Infantry School Detachment, The Infantry School; Assistant S-3, Headquarters, Fort Richardson, Alaska; Company Commander, Company M, 3d Battalion, 53d Infantry Regiment, 4th Infantry Division, Fort Lewis, Washington;  PMST, Rockford Illinois High School, ROTC, Det 18, USA ROTC Instructor Group, XI USA Corps; Province Advisor, Military Advisor Assistance Group, Saigon, II Corps, Phan Rang, Vietnam; Action Officer, Personal Division, ORC Headquarters, DA; Chief, Legislative Requirements Branch, ORC, DA; J-3, B-3, Action and Briefing Officer, Headquarters Staff, CINCPAC, Honolulu, Hawaii; Commander, Airborne Command Post Team #6, JCS War Plans Implementation, Honolulu, Hawaii; Chief, RF and PF Division, CORDS, MR IV, Advisory, USMACV, USAPAC, Vietnam; Military Senior Advisor, CORDS, MR IV, Vietnam; Senior Army Advisor, U.S. Army Advisor Group, USAR, St. Louis Missouri; Senior Advisor, Army Readiness Region V, Fifth U.S. Army. | Colonel Kostka's awards and decorations include: Good Conduct Medal, Purple Heart, Army Commendation Medal, Join Service Commendation Medal, Air Medal (2), Legion Of Merit (2 Oak Leaf Cluster), Aircraft Crewman Badge, Combat Infantryman Badge.