Photo: William J. Mast

William J. Mast

Command Master Chief (CMC) William J. Mast was born in Lakewood, Ohio in 1968.  He enlisted in the Navy on 2 February, 1988.  Following completion of Navigation Electronics Technician training and Basic Submarine School, he reported to his first submarine, PCU WEST VIRGINIA, where he qualified in submarines and was advanced to Second Class Petty Officer.

Following his tour onboard USS WEST VIRGINIA (SSBN 736)(BLUE), Master Chief Mast reported to Naval Submarine Training Center Pacific in Pearl Harbor, Hawaii in January 1993 as the Lead Instructor of Electronic Surveillance Measures (ESM).  After being advanced to First Class Petty Officer he was ordered to USS MICHIGAN (SSBN 727)(GOLD) in 1997 and served as the Deck, Navigation and Communications Division Leading Petty Officers and was subsequently selected to Chief in September, 2000.

Master Chief Mast was assigned to USS ALASKA (SSBN 732)(BLUE) as the Communications Division Chief in October, 2000. While onboard, ALASKA completed the first D-5 backfit Engineering Overhaul culminating in transiting the Panama Canal and a successful launch of a D-5 test missile.  He was advanced to Senior Chief in 2003 and was selected to be the first Communications ET for Submarine Squadron Nineteen in 2004.  As the Squadron Radioman, he directly influenced the development of the SSGN program and the Common Submarine Radio Room (CSRR).

Master Chief Mast was then ordered to the USS KENTUCKY (SSBN 737)(BLUE) as the Chief of the Boat(COB).  During his time onboard the ship received the COMSUBRON SEVENTEEN 2009 Battle Efficiency “E,” the OHAMA Trophy, and the Best Trident Crew Award.  All leading to his hand selection to be the COB of the new USS MICHIGAN (SSGN 727)(GOLD) where he completed two Western Pacific Deployments and a Major Modernization Period, where he once again led the ship to receiving the COMSUBRON NINETEEN 2011 Battle Efficiency “E”.  Following his COB tours he was selected as the Program Executive Office Submarines and Naval Undersea Warfare Center Command Master Chief (CMC), Washington D.C. where he worked extensively on the development of the Virginia Payload Module, OHIO Replacement as well as Enlisted Women in Submarines.  He is currently serving as the Strategic Systems Programs Command Master Chief leading the Navy’s Strategic Force.

Master Chief’s awards include the Meritorious Service Medal (two awards), Navy and Marine Corps Commendation Medal (four awards), Navy and Marine Corps Achievement Medal (five awards), and several unit and campaign awards.

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