Sergeant Major Singley is a native of Georgia and enlisted in the Marine Corps in April of 1998.  Upon graduation he reported to Infantry Training Battalion at Camp Geiger, NC where he received the MOS of 0311.
 
Throughout his career, Sergeant Major Singley has been assigned numerous duties to include: Team Leader, Amphibious Raids Instructor, Training Chief, Platoon Sergeant, Company Gunnery Sergeant, Combat Instructor, Battalion Chief Combat Instructor; First Sergeant, Inspector Instructor Staff, 3d Force Reconnaissance Company, HQ Company Task Force 51/5th Marine Expeditionary Brigade; Sergeant Major, 2d Law Enforcement Battalion, Combat Logistics Battalion 453 and 4th Marine Regiment.
 
His deployments and operational experience include deployments with the 26th Marine Expeditionary Unit in support of Operation Noble Anvil; 3d Battalion 8th Marine Regiment in support of the Unit Deployment Program; II MEF Special Operations Training Group in support of Operation Enduring Freedom and Operation Iraqi Freedom; 1st Battalion 25th Marine Regiment in support of Operation Iraqi Freedom, and 3d Light Armored Reconnaissance Battalion in support of Operation Iraqi Freedom.
 
Sergeant Major Singley's personal awards include the Bronze Star Medal with combat distinguishing device, the Meritorious Service Medal with Gold Star in lieu of third award, the Joint Service Commendation Medal, the Navy and Marine Corps Commendation Medal with Gold Star in lieu of fifth award, the Navy and Marine Corps Achievement Medal with Gold Star in lieu of second award and with combat distinguishing device, and the Combat Action Ribbon with Gold Star in lieu of second award.  He graduated Summa Cum Laude from Norwich University in 2016 with a BS in Strategic Studies and Defense Analysis.