U.S. Marine Corps Sergeant Major Daniel E. Mangrum currently serves as the Command Senior Enlisted Leader for the Defense Threat Reduction Agency. Previously, SgtMaj Mangrum was the Senior Enlisted Advisor to the Director for Manpower Plans and Policy Division at Manpower and Reserve Affairs, Headquarters Marine Corps.
Early in his career, Mangrum attended recruit training in August 1994 at Marine Corps Recruit Depot, San Diego, California. Following recruit training and Marine Combat Training, he attended the Basic Vehicle Repair Course at Assault Amphibian Schools Battalion, Camp Pendleton, California, earning the MOS (military occupational specialty) of 2141, AAV Repairman.
Mangrum’s assignments include: Line Mechanic, Combat Assault Company, 3d Marine Regiment; Assistant Maintenance Chief, Inspector-Instructor Staff, Company A, 4th Assault Amphibian Battalion; and Recovery Chief, Company A, 2d Assault Amphibian Battalion; Company First Sergeant, Companies C and H&S, 1st Battalion, 2d Marine Regiment; Company First Sergeant, Supply Company, 2d Supply Battalion; Sergeant Major, Marine Fighter Attack Squadron 314; and Sergeant Major, 15th Marine Expeditionary Unit. Additionally, Mangrum served on Marine Security Guard duty as a Detachment Commander at U.S. Embassies Tunis, Tunisia; Phnom Penh, Cambodia; and Tokyo, Japan. He also served as an Instructor/Advisor at Marine Security Guard School.
The operational deployments and major exercises for Mangrum include Foal Eagle ’95, Tafakula ’96, CARAT ’97, Operation Iraqi Freedom ’03, Operation Enduring Freedom ’10, 24th Marine Expeditionary Unit ’12, UDP ’14, SPMAGTF-CR-CC 19.1 and WestPac 21.1.
As a career Marine, Mangrum earned an Associate’s Degree in General Studies from Central Texas College, a Bachelor’s Degree in Management Business Information Systems from Ashford University, and a Master’s Degree in Military Studies from Command and Staff College. His military education includes resident Corporal’s Course, Sergeant’s Course, Career Course, Advanced Course, Senior Enlisted PME, and Command and Staff College. His awards include the Meritorious Service Medal with three gold stars, Navy and Marine Corps Commendation Medal with “V” device and gold star, Navy and Marine Corps Achievement Medal with two gold stars, and the Combat Action Ribbon with gold star.