CSM Hazzard enlisted in the United States Army at Philadelphia, Pennsylvania, in 1960. During the ensuing 35 years of active duty service, he served in all Noncommissioned Officer leadership positions: a Squad Leader in basic and advanced individual training in 1960, a Corporal in 1961, a Sergeant in 1965, a Staff Sergeant in 1966, a Sergeant First Class in 1967 (acting First Sergeant), a First Sergeant in 1972, and promoted to Command Sergeant Major in 1977.

CSM Hazzard had the distinction of serving 17 years as a Command Sergeant Major. Always regarded by senior officers as one of the “best of the best,” he was one of only seven Command Sergeants Major selected on a worldwide basis for retention to 35 years of active duty service. CSM Hazzard was one of five finalists nominated to become the Sergeant Major of the Army.

CSM Hazzard’s Foreign Service includes tours in Korea, Vietnam, Germany, and several temporary duties in other foreign countries – in addition to major assignments at key installations throughout the United States. His many awards and decorations include the Bronze Star Medal with three oak leaf clusters, the Joint Service Commendation Medal, the Army Commendation Medal with four oak leaf clusters, the Vietnam Cross of Gallantry, and several other individual and unit awards. He also earned the Parachutist and Air Assault Badge.

From 1989 to 1994, CSM Hazzard served as the Quartermaster Regimental Command Sergeant Major, and since June 2000 has been faithfully serving the Corps as the fourth Honorary Sergeant Major of the Quartermaster Regiment.