Mike Denning has joined Verizon Enterprise Solutions as the vice president of global security. In this role, he will be responsible for overseeing Verizon’s global security business, where he will manage more than 500 employees around the world, seven global Security Operations Centers (SOCs), the Verizon Cyber Intelligence Center (VCIC), the product management and development organization and security sales operations, a Verizon press release says.

Prior to joining Verizon, Denning served as a captain of field artillery in the U.S. Army, and he later held positions at Booz Allen Hamilton, MCI and VeriSign. Most recently, he served as senior vice president and general manager of CA Technologies’ security business unit.