Colonel Gillett was commissioned in the Marine Corps upon graduating from Texas A&M University in May 2005. Following completion of The Basic School, Colonel Gillett reported to the Basic Engineer Officer Course in Camp Lejeune, North Carolina and graduated in May 2006.
Colonel Gillett’s operational assignments include: Platoon Commander, Security Company, Combat Logistics Battalion-1; Platoon Commander, Company A, 7th Engineer Support Battalion; Operations Officer, Border Transition Team 5/6/2; Security Detachment Officer-In-Charge, Support Company, 7th Engineer Support Battalion; Company Commander, Mobility Assault Company, 2d Combat Engineer Battalion; Battalion Operations Officer, 2d Combat Engineer Battalion; Battalion Executive Officer, 2d Combat Engineer Battalion; and Battalion Commander, 9th Engineer Support Battalion.
His supporting establishment assignments include Marine Officer Instructor – The Citadel; Commanding Officer, Recruiting Station Fort Lauderdale; and Engineer Occupational Field Sponsor, Headquarters Marine Corps.
His joint assignments include, Deputy Branch Head, Training and Exercise Branch, NATO International Military Staff and Policy Advisor, United States NATO Military Delegation.
Colonel Gillett’s educational experience includes: Bachelor of Science in Political Science, Texas A&M University; Expeditionary Warfare School, Marine Corps Command and Staff College (Non-resident), Master of Science in Project Management, The Citadel; Commandant of the Marine Corps Fellowship – Massachusetts Institute of Technology, and Joint and Combined Warfighting School.
Colonel Gillett is slated to assume command of 6th Marine Corps District, Eastern Recruiting Region in June 2026.