Brent Downing is a Sergeants Major in the United States Marine Corps. He has done many things in his career, starting as an 0331 Machine Gunner in 1st battalion 4th Marines. Shortly after checking into the Battalion, Lance Corporal Downing was deployed to Kuwait and In March of 2003, crossed the line of departure into Iraq during the initial invasion in support of Operation Iraqi Freedom. Lance Corporal Downing would take part in several combat engagements fighting against the Iraqi army as well as their elite Republican Guard and Fedayeen forces from Al-Nasiriyah to Baghdad. In 2004 Lance Corporal Downing returned to Iraq in support of Operation Iraqi Freedom II with the 11th Marine Expeditionary Unit (MEU), serving as a machine gun squad leader. In August 2004, Lance Corporal Downing led a squad of machine gunners in an intense three day long battle against Muqtada Al-Sadr’s Mahdi army in the Najaf cemetery. For his actions, Lance Corporal Downing was subsequently awarded the Navy and Marine Corps Achievement Medal with combat distinguishing device and would later be promoted to the rank of Corporal.

Following the return from a second combat tour in Iraq, Corporal Downing checked into Headquarters Battery, 11th Marines and served as the Substance Abuse Control Officer (SACO) for approximately one year. Before leaving active duty in June 2006, Corporal Downing would be promoted to the rank of Sergeant. In January 2007, then Sergeant Downing checked into Bravo Company, 1st Battalion, 23d Marines serving as the machine gun section leader. In April of 2008, Sergeant Downing was meritoriously promoted to the rank of Staff Sergeant. In 2011, Staff Sergeant Downing deployed with the battalion to Helmand Province, Afghanistan in support of Operation Enduring Freedom as the Platoon Sergeant of 2nd Platoon, Bravo Company, 1st Battalion, 23d Marines. While conducting combat operations in Afghanistan, 2nd Platoon was responsible for seizing over two tons of illegal narcotics from the Taliban during aerial interdiction missions and participated in several multi-battalion operations during the course of the deployment.

Since that time he has Been in various leadership roles and training Marines. In June of 2022, after being selected to the rank of Sergeant Major, SgtMaj Downing was assigned as the Battalion Sergeant Major of 2d Battalion, 14th Marines, a HIMARS rocket Battalion located in Grand Prairie, Texas.