Colonel Sebastien Joly assumed command of the United States Army Corps of Engineers (USACE), Mobile District, in June 2018 as the 53rd Commander. His command includes a workforce of more than 1,100 personnel who provide project management, construction, and engineer support to the states of Alabama, Florida, Georgia, Mississippi, and Tennessee, as well as all of Central and South America. The District manages a $1 billion Military, Civil Works, and International/Inter-agency Support program that responds to disasters, manages water resource infrastructure, protects the environment, and provides facilities for our national defense and inter-agency partners.
Colonel Joly’s previous assignment was with the Joint Staff, J-35 as an Operations Officer in the Directorate of Regional Operations and Global Force Management. Other assignments include Battalion Commander of the 5th Engineer Battalion at Fort Leonard Wood, Missouri; Assistant Director of Civil Works for the Headquarters United States Army Corps of Engineers, Washington DC; Chief of Strategic Targeting for Headquarters International Security Assistance Forces (ISAF) in Kabul, Afghanistan; Brigade Executive Officer of the 130th Engineer Brigade at Schofield Barracks, Hawaii; Battalion Executive Officer of the 65th Engineer Battalion at Schofield Barracks, Hawaii; Battalion Military Transition Team Chief in various locations throughout Iraq; Assistant Professor in the Department of Mathematics, West Point, New York; Post Engineer at Fort Richardson, Alaska; Company Commander of C/84th Engineer Battalion at Fort Richardson, Alaska; Company Executive Officer and Platoon Leader in the 5th Engineer Battalion at Fort Leonard Wood, Missouri.
Colonel Joly has earned three Master’s Degrees in Operations Research, Engineering Management, and National Security Studies. He graduated from the Virginia Military Institute in December 1996 where he received his commission in the U.S. Army Corps of Engineers and earned a Bachelor’s Degree in Computer Science. He is also a graduate of the National War College, Ft. McNair, DC; the Army Command and General Staff College, Ft. Leavenworth, KS; the Joint Engineer Officer Course, Ft. Leonard Wood, MO; the Combined Arms Services Staff School, Ft. Leavenworth, KS and the Engineer Officer Basic and Advanced Courses, Ft. Leonard Wood, MO.
Colonel Joly’s military awards and decorations include the Bronze Star Medal, Defense Meritorious Service Medal, Meritorious Service Medal (3OLC), Joint Service Commendation Medal, Army Commendation Medal (1OLC), Joint Service Achievement Medal, Army Achievement Medal (1OLC), Joint Meritorious Unit Award, NATO Medal, Ranger Tab, Sapper Tab, Parachutist’s Badge, Air Assault Badge, and the Joint Staff Identification Badge.