Joanne Hamilton

Joanne G. Hamilton joined our company as Executive Vice President, Human Resources in January 2010. Prior to joining our company, she was the Chief Human Resource Officer for Beers + Cutler, an accounting and consulting firm based in Vienna, Virginia from 2007 to 2010. Prior to joining Beers + Cutler, Ms. Hamilton served as Senior Vice President of Human Resources for Spirent PLC, a global telecommunications company, from 2002 to 2007. Prior to that time, Ms. Hamilton was Senior Vice President at Visual Networks and Vice President of Human Resources at Telecommunications Techniques Corporation.