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Mark Crabtree P.E. has over 40 years of professional experience. Mark began their career in 1979 as a Jet Engine Mechanic for the United States Air Force. In 1994, they transitioned to NEC Electronics where they served as an Equipment Engineer and later as an Equipment Engineering Manager. Since 2013, Mark has held the roles of Process Engineering Manager and Process Engineering Department Manager for TSI Semiconductors.

Mark Crabtree P.E. graduated from the University of California, Davis in 1994 with a B.S. in Mechanical Engineering.