O. Joe Caldarelli

O. Joe Caldarelli became Vice Chairman in May 2017. Previously, Mr. Caldarelli served as Chief Executive Officer and a director since March 2002. Prior to this, Mr. Caldarelli was a Co-Chief Operating Officer since October 2000 and Vice President since August 1995. Mr. Caldarelli also served as the Division President of the Communications and Medical Products Division until March 2017, when it was combined with the Satcom Division to form the Satcom & Medical Products Division. Mr. Caldarelli was Vice President and General Manager for the Communications and Medical Products Division under the Electron Device Business of Varian Associates, Inc., from 1985 until August 1995 and was President and a director of Varian Canada, Inc. from 1992 until August 1995. From 1982 until 1985, Mr. Caldarelli was Marketing Manager of the Communications and Medical Products Division of Varian Associates, Inc. and served as its Equipment Operations Manager from 1979 until 1982. Prior to joining Varian Associates, Inc., Mr. Caldarelli served as Manufacturing Engineering Manager for Medtronic Canada, Inc. Mr. Caldarelli holds a B.S. degree in mechanical engineering from the University of Toronto.