Lieutenant General Jerry L. Sinn is military deputy for budget for the Assistant Secretary of the Army having served in this position since 2003. He is a graduate of the University of Missouri, the Command and General Staff College, and the U.S. Army War College. He also taught mathematics at the U.S. Military Academy at West Point.
Sinn enlisted in the United States Army in 1968 and served as a "tunnel rat" and Rome plow team leader in Vietnam. After returning to the states for a short period, he was transferred to an engineer battalion in Korea, as a company commander and later an operations officer. Upon returning to the United States he was assigned to the U.S. Military Personnel Center and in 1989, Sinn was transferred to VII Corps as assistant chief of staff for resource management. While they deployed to Southwest Asia, he served as chief of staff at VII Corps Base. In 1991, he took command of the 3rd Engineer Brigade, 3rd Infantry Division and was then assigned to the U.S. Army Training and Doctrine Command, serving as chief of the Command Planning Group. Sinn then transferred to Washington, D.C., to serve as deputy chief of staff for resource management with the U.S. Army Materiel Command and then as director of operations and support, for the assistant secretary of the Army for Financial Management and Comptroller. Sinn then took command of the North Atlantic Division, U.S. Army Corps of Engineers for two years until he became director of the Army Budget in 1999.
His military awards include the Legion of Merit, Bronze Star, Purple Heart, and Army Commendation Medal in addition to many others.