Lieutenant General Leslie C. Smith currently serves as The Inspector General, Office of the Secretary of the Army. LTG Smith received his commission from Georgia Southern University (GSU) in 1983 as a Field Artillery Officer. In 1985, he graduated from GSU with a bachelor's degree in accounting and as a distinguished military graduate and branched as a Chemical Officer.

LTG Smith's previous assignment was Deputy The Inspector General, Office of the Secretary of the Army. His early assignments include the 1-230th Field Artillery Battalion of the 48th Infantry Brigade, Georgia National Guard; Chemical Staff officer in the 3-52d Air Defense Artillery Battalion; Division and DIVARTY staff officer and company commander in the 82d Airborne Division; Chemical Branch Assignments Officer, PERSCOM; S-3 and XO in the 23d Chemical Battalion; and the Joint Staff, J-5. In 2001, he assumed command of the 83d Chemical Battalion, where elements of the Battalion deployed in support of Operations Enduring Freedom, Iraqi Freedom and New Dawn. Following command, he served on the Army Staff in the G-8 as the Deputy Division Chief and Chief, NBC Branch for the Full Dimensional Protection Division. In 2005, he assumed command of the 3d Chemical Brigade at Fort Leonard Wood, Missouri, and later served as the G-3, 20th Support Command (CBRNE). From 2008-2010, he was the 25th Chief of Chemical and Commandant of the United States Army Chemical, Biological, Radiological, and Nuclear School. In 2010, LTG Smith returned to the 20th Support Command (CBRNE) as the Commanding General. In June 2013, LTG Smith became the first Chemical officer to serve as the Commanding General of the United States Maneuver Support Center of Excellence and Fort Leonard Wood.

His military education includes the Chemical Officer Basic and Advanced Courses, Airborne School, Jumpmaster School, Command and General Staff College, and National War College.

His awards and decorations include the Distinguished Service Medal, Legion of Merit (with Oak Leaf Cluster), Bronze Star Medal (with Oak Leaf Cluster), Defense Meritorious Service Medal, Meritorious Service Medal (with 3 Oak Leaf Clusters), Army Commendation Medal (with Oak Leaf Cluster), Joint Service Achievement Medal, Senior Parachutist Badge, and both the Joint and Army Staff Identification Badges.

LTG Smith also holds a Master of Science degree in administration from Central Michigan University and a Master of Arts degree in national security strategy from the National Defense University.

He is married to Vanedra, and they have two daughters.