Lt. Col. Alex “Duff” Duffy

Deputy Commander

USACE, Savannah District
Published Sept. 13, 2023

Lieutenant Colonel Alex “Duff” Duffy assumed the duty as Deputy Commander of the Savannah District in March 2022. As Deputy Commander, Duffy assists with overseeing the Savannah District’s military and civil works programs valued at approximately $1 billion. The construction mission alone involves an extensive program at 11 Army and Air Force installations throughout Georgia and North Carolina. The civil works mission consists of wetland protection oversight for all of Georgia and management of three hydro-electric dams and reservoirs that provide more than half of the peaking hydropower supply in the Southeast region. He assists with the water resource mission for the entire Savannah River Basin, which is a freshwater resource for eastern Georgia and western South Carolina down to the Savannah Harbor. As Deputy Commander, Duffy also shares responsibility for the district’s work in military design and master planning. He helps oversee the district's mission for hazardous, toxic, and radioactive waste clean- up at formerly used defense sites and helps manage real estate activities for the Department of Defense.  

Duffy commissioned as a Second Lieutenant in the Corps of Engineers from the United States Military Academy, West Point, New York in 2006 with a Bachelor of Science in Civil Engineering.  He also earned a Master of Science in Civil Engineering-Construction focus from the Georgia Institute of Technology and is a licensed Professional Engineer. His military education includes the Engineer Officer Basic Course, Fort Leonard Wood Missouri, the Maneuver Captain’s Career Course Fort Benning, Georgia., and the Command & General Officers’ Staff Course, Fort Leavenworth Kansas.    

Duffy’s previous assignments include Platoon Leader and Executive Officer in the 92nd Engineer Battalion, Fort Stewart Georgia; Company Commander in the 94th Engineer Battalion, Fort Leonard Wood Missouri; Assistant Professor Military Science, Fort Valley State University, Fort Valley, Georgia; Battalion Operations Officer and Executive Officer in the 317th Brigade Engineer Battalion, 3rd Brigade 10th Mountain Division, Fort Polk Louisiana; and Director of DPW for Area Support Group Kuwait, Camp Arifjan.  His operational deployments include duty in Iraq, Afghanistan, Kuwait, and the United States South-west border.  

Duffy’s awards and decorations include the Bronze Star Medal, the Meritorious Service Medal, the Joint Service Commendation Medal, and the Army Commendation Medal, among others.  He also earned the Ranger Tab, Basic Parachutist Badge, and the Bronze Order of the de Fleury Medal.  He is a registered Professional Engineer for the State of Missouri.