Sergeant Major Jacob M. Reiff is a native of Wisconsin, and enlisted in the Marine Corps on 31 May 1995. Upon completion of Recruit Training at MCRD San Diego California, Private First Class Reiff attended Marine Corps Communications and Electronics School (MCCES) in 29 Palms, California. Upon completion, Lance Corporal Reiff was awarded the MOS 2841 Radio Repairman.
He has served in a wide array of duties to include Radio Repairman and Non Combatant Evacuation Operations NCOIC for MEU Service Support Group-31, Firepower Control Team Radio Operator, Marine Corps Instructor of Water Survival, and Radio Repairman with 1st Air Naval Gunfire Liaison Company, Communications Maintenance Chief with 2d Force Reconnaissance Company, 2d Reconnaissance Battalion, Communications Maintenance Chief and Joint Terminal Attack Controller with 2d Air Naval Gunfire Liaison Company and the 26th Marine Expeditionary Unit, Communications Maintenance Chief and Assistant Communications Chief with Marine Wing Support Squadron 472, Company Gunnery Sergeant and Guard Chief for Marine Corps Security Force Company Guantanamo Bay Cuba, First Sergeant and Remain Behind Sergeant Major for Marine Special Operations Company F and 2d Marine Special Operations Battalion, Company First Sergeant for the Marine Security Company at the Presidential Retreat at Camp David.
His assignments as a unit Sergeant Major include Battalion Sergeant Major of 3d Battalion 6th Marine Regiment and subsequently as the Battalion Landing Team 3/6 Sergeant Major as part of the 24th Marine Expeditionary, 2d Marine Raider Battalion, Marine Corps Forces Special Operations Command and as the 10th Marine Regiment Sergeant Major.
His deployments and operational experience include 31st MEU, 26th MEU, and 24th MEU, Operation Iraqi Freedom I, II and III, Joint Task Force Liberia, Operation Enduring Freedom-Afghanistan, and Operation Inherent Resolve-Iraq.