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Marine Tactical Air Command Squadron 18


Marine Tactical Air Command Squadron 18


MCAS Futenma, Okinawa, Japan

Executive Officer

Major Ralph E. Lemaster

Major Lemaster enlisted in the United States Marine Corps Reserve in 2003.  Upon graduation from MCRD San Diego and School of Infantry, he was assigned to L Co, 3d Battalion, 25th Marines.  In 2004, Major Lemaster was selected to attend OCS.  Following OCS, TBS, and Air Schools, he was designated as an Air Support Control Officer.

From 2005 until 2008, Major Lemaster served in Okinawa, Japan with the Air Support Element on the 31st MEU (SOC), as Adjutant and Legal Officer at MASS-2, and as Officer-in-Charge of the Ie Shima Training Facility.  From 2008 until 2010, he served at Camp Pendleton, California with MASS-3, deploying to OIF as Senior Air Director in the DASC in Fallujah, Iraq; then as Officer-in-Charge of the RCT-1 Air Support Element in Ramadi, Iraq.  From 2010 until 2011, Major Lemaster served as Current and Future Operations Officer, MACG-38, MCAS Miramar, California.  He deployed to OEF in 2010 as MACG-38 (Fwd) S-3A and as TACC Close Battle Coordinator for RC-Southwest in Helmand, Afghanistan.

In 2011, Major Lemaster attended Expeditionary Warfare School in Quantico, Virginia.  From 2012 until 2015, he was assigned as Future Operations Planner for 3d Marine Expeditionary Brigade in Okinawa, Japan. During his time at 3d MEB, Major Lemaster deployed as the III MEF (Fwd) G-3 during Typhoon Bopha relief operations in the Philippines, and as the JFLCC J-35/3d MEB G-35 during Operation Damayan in the Philippines.  In 2015, Major Lemaster was selected to attend US Army Command and General Staff College in Fort Leavenworth, Kansas.  Returning to Okinawa, Japan in 2016, Major Lemaster served as S-3A for MACG-18.  In 2017, Major Lemaster assumed his current duties as Executive Officer, MTACS-18.

Major Lemaster holds a BA in History from The Ohio State University, and a MMAS in Military History from the US Army Command and General Staff College.  He is a distinguished graduate of Expeditionary Warfare School, graduate of Marine Corps Command and Staff College (non-resident), and distinguished graduate of US Army Command and General Staff College.  Major Lemaster is a qualified Senior Air Director in the DASC, a qualified Close Battle Coordinator in the TACC, a Red Team Member (0506), and US Army Historian (5X).

His personal decorations include the Meritorious Service Medal, Navy and Marine Corps Commendation Medal (x3), Navy and Marine Corps Achievement Medal (x2), and the Armed Forces of the Philippines Disaster Risk Reduction Operations Award.