Mr. Barnes is the retired Chairman and CEO of Verigy Pte. Ltd., a manufacturer of testing equipment for the semiconductor industry. Mr. Barnes served as CEO of Verigy Ltd. from 2006 to 2010, and as its Chairman of the Board from 2008 to 2011. He was Chairman and CEO of Electroglas, Inc. from 2003 to 2006. Mr. Barnes was CEO of Integrated Measurement Systems, Inc. from 1995 to 2001 and served as its Chairman and CEO from 1998-2001. Prior to that, Mr. Barnes was a division president at Cadence Design Systems, Inc. Mr. Barnes is a director (since 2011) and the current chairman of the compensation committee of Viavi Solutions Corporation.