Headquartered at Kirtland Air Force Base, New Mexico, the center has over 1,800 personnel assigned at 18 locations worldwide and consists of five major execution directorates: Air Delivered Capabilities; Ground Based Strategic Deterrent Systems; Minuteman III Systems; Nuclear Command, Control and Communications (NC3) Integration; and Nuclear Technology and Integration. It also has several functional directorates and its commander is dual-hatted as the Air Force Program Executive Officer (PEO) for Strategic Systems. In addition, the NC3 Integration director is dual-hatted as the Air Force PEO for NC3.