LIEUTENANT COLONEL SEAN P. K. KEANE
UNITED STATES MARINE CORPS RESERVE
Lieutenant Colonel (LtCol) Sean P. K. Keane is currently serving as a United States Marine Corps Reserve Officer since 1 August 2013. Prior to this assignment, LtCol Keane served in an active duty role as the United States Marine Corps Liaison to the Department of Veterans Affairs in Washington, D.C.
LtCol Keane graduated from the University of Massachusetts with a degree in Sports Medicine in 1990. He was commissioned a Second Lieutenant in January 1991 aboard the USS Constitution at the Old Boston Navy Yard. Upon completion of The Basic School he attended the Adjutant's course at Camp Johnson, NC and reported to 1st Radio Battalion, at Kaneohe Bay, HI for duty as the Battalion Adjutant. He was promoted to First Lieutenant in January 1993 and transferred to 3d Battalion, 3d Marines in June 1994 where he served as the Battalion Adjutant and Personnel Officer. In June 1995 he was promoted to Captain. He served with Marine Aviation Support Squadron - 6, and attended the Air Support Control Officers' Course in 29 Palms, CA and became a Direct Air Support Control Officer.
LtCol Keane was the last Marine Corps Officer assigned to NAS South Weymouth, while serving as OIC Marine Site Support Element (Rear) during the Base Realignment and Closure of 1996. LtCol Keane also served in Marine Wing Support Squadron - 474 Det B, as the Personnel Officer for the detachment. In December 1999, LtCol Keane transferred to 1st Battalion, 25th Marines to serve as the Battalion Adjutant and Personnel Officer. He was promoted to Major in August 2000. As a Major, he served as the Adjutant to the Deputy Commandant for Plans, Policies and Operations Department, HQMC. In April 2004, he transferred to the Intelligence Department, HQMC, Signals Intelligence (SIGINT) Branch, as the assistant Branch Head. In November 2004 he was assigned as the Branch Head for the SIGINT Branch. In September 2005, he was reassigned to the National Security Agency, as the Marine Cryptologic Support Battalion’s Cryptologic Augmentee Program Manager.
LtCol Keane was promoted to his present rank in September 2006, at the Marine Corps War Memorial in Arlington, VA. In 2007, he served as the CJ-1 Director for the Personnel Services Division at CSTC-Afghanistan, at Camp Eggers, Kabul, Afghanistan. In September 2008, LtCol Keane was selected by HQMC to serve on the Chairman of the Joint Chiefs of Staff, Plans and Policy Directorate, J-5 and served as the Chief of the J-5, Director's Action Group. While at the Joint Staff, he was directly responsible for the building of both the Chairman’s and Vice Chairman’s foreign engagement plans.