Colonel Joseph Upton Weaver, Jr. was commissioned an Infantry Officer upon graduation from Officer Candidate School Class 2-58, 18 April 1958. His first duty assignment was as Assistant Evacuation Platoon Commander, 82nd Medical Company, 82nd Airborne Division, Fort Bragg, North Carolina. | His subsequent duty assignments include: S-3, 168th Medical Battalion, 1 Corps, Uijongbu, Republic of Korea; Executive Officer, Medical Platoon, HHC, 2nd Airborne Battle group, 503rd Infantry, Okinawa; Operations Officer, Surgeons Office, 3rd Special Forces Group, Fort Bragg, North Carolina; Commander, Special Forces Medical Mobile Training Team, Democratic Republic of the Congo (Zaire); Executive Officer, 15th Medical Battalion, 1st Cavalry Division (Airmobile), Republic of Vietnam; Instructor/Deputy Surgeon, USA Infantry School, Fort Benning, Georgia; Commander, 326th Medical Battalion, 101st Airborne Division (Air Assualt), Fort Campbell, Kentucky; Chief, Concepts and Doctrine, Combat Development and Heath Care Studies, USA Academy of Health Sciences, Fort Sam Houston, Texas; Chief of Staff, 44th Medical Brigade, 1st Corps Support Command, Fort Bragg, North Carolina; Medical Coordinator, USA Readiness and Mobilization Region VIII, Denver, Colorado; Staff Medical Advisor, Fifth U.S. Army, Fort Sam Houston, Texas. | Colonel Weaver retired as Director, Department of Health and Human Services, Jackson County, Wisconsin.