WARRENDALE — Vector Security, an electronic security company, is moving from the North Hills to the former Ericsson/Marconni/FORE System campus, now known as Keystone Summit Corporate Park.

Vector has signed a 12-year lease for a 28,000-square-foot space at 2000 Ericsson Drive.

The company will move 150 employees to the new office, which will be Vector’s central monitoring station.

Additional employees will work from an office on Allegheny Drive in Warrendale as well as the security guard and patrol office in Monroeville.

Vector has been a residential and commercial security company for 40 years.