Agilent Technologies recently announced a number of management changes. CEO William Sullivan will step down on March 18, 2015 and will be succeeded by Michael McMullen. McMullen has been named president and COO in connection with the transition. McMullen is also senior vice president and president of the company's Chemical Analysis Group. Sullivan will serve as an adviser to Agilent through its fiscal year ending Oct. 31, 2015, the company said.