Kent transferred to the 3rd Air Delivery Platoon in May 1985 as platoon sergeant. In June 1986, he transferred to Engineer Company, BSSG-1 1st Marine Brigade, Hawaii, as company gunnery sergeant. In March 1988, Kent was assigned to Noncommissioned Officers School, 1st Marine Brigade, as the NCOIC.
Kent transferred to Marine Corps Recruit Depot, Parris Island, South Carolina, in February 1989 as a student at Drill Instructor School. After completion of Drill Instructor School, Kent was assigned to Naval Aviation Officers Candidate School in Pensacola, Florida, as a drill instructor, chief drill instructor, and first sergeant. In February 1990, Kent was promoted to first sergeant and assigned as first sergeant, Marine Aviation and Training Support Group, Pensacola, Florida.
In June 1992, Kent transferred to 4th Marine Regiment for duty. In June 1993, he transferred to the Army Sergeants Major Academy, Fort Bliss, Texas. After graduation, in February 1994, he was transferred and assigned as first sergeant, Battery L, 3rd Battalion, 12th Marines. In December 1994, he assumed the duties as the sergeant major of the 3rd Battalion, 12th Marines.
Kent was transferred to the Marine Corps Recruit Depot, San Diego, California, in August 1997 where he was assigned duties as sergeant major Second Recruit Training Battalion, and, in September 1999, as sergeant major Recruit Training Regiment. In May 2001, he was transferred to Marine Forces Europe/Fleet Marine Force Europe, Stuttgart, Germany, where he was assigned the duties as the sergeant major of Marine Forces Europe/FMF Europe. Kent was transferred to I Marine Expeditionary Force, Camp Pendleton, California, in April 2004 where he served as the sergeant major of the I Marine Expeditionary Force.
Lloyd, Crystal (December 8, 2006). "Marine: Take life seriously". Memphis Online. CommercialAppeal.com. Archived from the original on September 27, 2007. Retrieved 2007-01-20. Message from SgtMaj Kent to high school students.