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Headquarters Battalion Sergeant Major


Sergeant Major Juan P. Segura
Headquarters Battalion
Battalion SgtMaj


Juan P. Segura was born in the Dominican Republic.  He graduated from Barbara Goleman Senior High School in Miami, Florida in 2000. Juan P. Segura enlisted in the Marine Corps and attended recruit training at Charlie Company, 1st Recruit Training Battalion, Marine Corps Recruit Depot Parris Island and was meritoriously promoted to the rank of private first class.

Upon completion of recruit training in September of 2000, Private first class Segura attended Alpha Company, Infantry Training Battalion, School of Infantry at Camp Geiger. And subsequently assigned the military occupational specialty 0311, infantry rifleman.

In December 2000, Private first class Segura received orders to Alpha Company, Marine Barracks 8th & I. There he attended Silent Drill School and was selected to serve with the elite “Marching 24” man platoon. Private first class Segura was promoted to the rank of Lance Corporal In March of 2001 and was selected as a Silent Drill School instructor in September 2001.  In October 2002 Lance Corporal Segura was promoted to the rank of Corporal. 

Corporal Segura served as infantry squad leader until he was promoted to the rank of Sergeant in September 2004 and served as the platoon guide. In December 2004 Sergeant Segura received orders to 2nd Battalion 7th Marines and deployed to Fallujah Iraq in support of operation Iraqi Freedom serving as an infantry squad leader. In July 2005, Sergeant Segura attended infantry squad leaders course and was distinguished as a member of the Super Squad.

In January 2007, Sergeant Segura redeployed with 2nd Battalion 7th Marines to Saqlawiah Iraq.  In March 2008, Sergeant Segura was combat meritoriously promoted to the rank of Staff Sergeant and reappointed as a Company gunnery Sergeant for 7th Marine Regiment. In December 2009 Staff Sergeant Segura received orders to Marine Corps Recruit Depot San Diego and was assigned to Kilo Company 3rd Recruit Training Battalion, he served as a Drill Instructor, Senior Drill Instructor and  Chief Drill Instructor.

December 2011 Staff Sergeant Segura reported to 3rd Battalion 6th Marines, Kilo Company and was assigned as a platoon sergeant. In February 2012 Staff Sergeant Segura attended Infantry Unit leaders Course at Camp Geiger NC. Upon completion he was assigned as a team chief for the 2nd Kandak 215th Corps with a Marine detachment of foreign advisors.

In September 2012 Staff Sergeant Segura deployed to Helmand Province Afghanistan in support of Operation Enduring Freedom. In April 2013, Staff Sergeant Segura was reassigned to Kilo Company 3rd Battalion 6th Marines as the WPNS Platoon Sergeant. In August 2014 he was promoted to the rank of GySgt, and deployed with the 21st  Marine Expeditionary Unit to the CENTCOM theater of operations.

In October 2015 he received orders to I&I duty with Alpha Company 1st Battalion 24th Marines as the operations chief. In October 2017 he deployed to Helmand Province Afghanistan attached to Task Force South West ROTO I/II, in support of Operation Freedom’s Sentinel. In February 2018 he was promoted to the rank of 1stSgt and subsequently received orders to MCRD Parris Island, 1st Recruit Training Battalion as the Charlie Company 1stSgt, and was then re-assigned to serve as the Drill Instructor School 1stSgt in June 2020. In November 2021 he was selected to the rank of SgtMaj and received orders to MAGTF TRNG COM where he currently serves as SgtMaj.

SgtMaj Segura’s personal awards include the Bronze Star Medal, Meritorious service medal, Navy and Marine Corps Commendation Medal with Combat “V” and four gold stars in lieu of fifth award, the Navy and Marine Corps Achievement Medal, the Outstanding Volunteer Service Medal, and the Combat Action Ribbon with gold star in lieu of second award.



Commanding Officer 760-830-7493
Executive Officer 760-830-7083
Sergeant Major 760-830-6330
BN OOD 760-401-9840
DNCO 760-830-6566
S-1 Office/Adjutant 760-830-7084
S-3 Office 760-830-0735
S-4 Office 760-830-7394
Substance Abuse Control Officer 760-830-1116
Unit Readiness Coordinator 760-830-3511
Alpha Company 760-830-6490
Bravo Company 760-830-5413
Marine Corps Air Ground Combat Center Twentynine Palms