Command Deck
Page for the Commanding Officer of the Headquarters and Service Battalion
Collapse All Expand All

Commanding Officer Bio


Colonel Hood was commissioned in August 2000. He most recently served as the Marine Military Assistant to the Executive Secretariat, Office of the Secretary of Defense.

As a Judge Advocate, Colonel Hood has served as a Civil Law and Research Attorney, Trial Counsel, Legal Assistance Attorney, Operational Law Attorney, Deputy Staff Judge Advocate, Senior Trial Counsel, Regional Trial Counsel, and Staff Judge Advocate.

Deployed, Colonel Hood served as the Regimental Judge Advocate for Regimental Combat Team-5 in support of Operation ENDURING FREEDOM. He also served as the Staff Judge Advocate, Special Purpose Marine Air Ground Task Force—Crisis Response—Africa, and as the Staff Judge Advocate for the 26th Marine Expeditionary Unit.

Colonel Hood commanded Region 2, Marine Corps Embassy Security Group, Abu Dhabi, United Arab Emirates from 2018 to 2020 and assumed command of Headquarters and Service Battalion, Headquarters Marine Corps in the summer of 2023.

He is a graduate of the Naval Justice School, Expeditionary Warfare School, Command and Staff College, and the Joint and Combined Warfighting School. He received a Master of Laws from The Judge Advocate General’s Legal Center and School and was a Commandant of the Marine Corps Fellow serving with the Department of Justice in the Counterterrorism Section of the National Security Division.

His personal awards include the Defense Superior Service Medal, the Bronze Star Medal, the Meritorious Service Medal with three gold stars in lieu of fourth award, and the Navy and the Marine Corps Commendation Medal with gold star.


Sergeant Major Bio

Sergeant Major Tyler enlisted in the Marine Corps and completed recruit training at Marine Corps Recruit Depot, Parris Island, South Carolina in June 1999.  Upon graduation, he attended Marine Combat Training and was transferred to Marine Corps Combat Service Support Schools at Camp Johnson, North Carolina, where he received training as an Administration Clerk.  Upon graduation, he reported to Headquarters Company, Weapons Field Training Battalion, Edson Range, Camp Pendleton, California for duty.  He served as the Orders and Mail Clerk.  He was meritoriously promoted to the rank of Corporal.  In November 2001, Corporal Tyler was reassigned to Recruiting Station Albany, New York, 1st Marine Corps District, Marine Corps Recruiting Command and served as the Operations Clerk and the Administration Clerk.  He was promoted to Sergeant.

              In December 2004, Sergeant Tyler received orders to Drill Instructor School, Marine Corps Recruit Depot, San Diego, California.  Upon completion of Drill Instructor School, he was assigned to Company I, 3rd Recruit Training Battalion, where he served as a Drill Instructor and Senior Drill Instructor.  He was promoted to Staff Sergeant.  In April 2008, Staff Sergeant Tyler transferred to 7th Communications Battalion, III MHG, Okinawa, Japan and assumed the responsibilities of the Legal Chief for the unit.  Staff Sergeant Tyler transferred to Headquarters Company, Headquarters & Service Battalion, Marine Corps Base Camp Butler, Okinawa, Japan in July 2008, and served as the SNCOIC for the Legal and Promotion Section in the IPAC.  He was promoted to Gunnery Sergeant.  In April 2009, Gunnery Sergeant Tyler commenced training with the Regional Corps Advisory Command (RCAC) 3-7.  He deployed with RCAC 3-7 in July 2009 for 9 months as an advisor to the    G-1 Sergeant Major for the 101st Corps, Afghan National Army, in Wardak District.  He also provided administrative support for over 150 Marines and Sailors assigned to the Embedded Transition Teams.   

              In January 2011, Gunnery Sergeant Tyler transferred to Marine Corps Base, Quantico, Virginia and served as the SNCOIC for the Customer Service Department, and the Quality Assurance Department, IPAC.  He also served as a summer augment in 2011 and 2012 as a Sergeant Instructor at Officer Candidate School.  In April 2013, Gunnery Sergeant Tyler transferred to Officer Candidate School.  He served as a Platoon Sergeant, Company C, and as the Drill Master for Officer Candidate School.  In March 2014, he was promoted and served as the Company First Sergeant for Company C, Officer Candidate School.   In November 2015, First Sergeant Tyler transferred to 1st Marine Raider Battalion, Marine Special Operation Command and served as the Company First Sergeant, Marine Special Operations Company A (MSOC A).  He deployed in January 2017 to Camp Navarro, Philippines, and served as the Senior Enlisted Advisor for Special Operations Task Force 511.2 in support of counter terrorism operations, which led to the establishment of Operation Pacific Eagle-Philippines. 

              From June 2018 to June 2020, Sergeant Major Tyler served as the Squadron Sergeant Major, Marine Aerial Refueler Transport Squadron 152 and transferred on 12 June 2020 to Marine Aviation Logistics Squadron 12, Marine Aircraft Group 12, 1st Marine Aircraft Wing, Iwakuni, Japan.  In July 2021, Sergeant Major Tyler transferred to Headquarters & Service Battalion, Headquarters Marine Corps, Henderson Hall, Arlington, Virginia and assumed his duties as the Sergeant Major on 13 August 2021. 

              Sergeant Major Tyler's personal decorations include the Meritorious Service Medal with a gold star in lieu of second award, Navy and Marine Corps Commendation Medal with three gold stars in lieu of fourth award, the Navy and Marine Corps Achievement Medal with two stars in lieu of third award, and Drill Instructor Ribbon with one star in lieu of second award. 


Headquarters Marine Corps