Joint Base Andrews, MD30+ days ago
Support traditional telephony (time division multiplex switching, Nortel circuit-based switches, ISDN trunking, Channel-Associated Signaling (CAS) trunking, Defense Switched Network (DSN) operations including multi-level precedence and preemption (MLPP) and Post Branch Exchange (PBX) knowledge. Deliver comprehensive customer IT support to include but not limited to transitioning (i.e., moves, adds and changes), operating, maintaining, restoring, protecting, backups and refreshing CUCM telephony including all associated infrastructure systems, components, and data as well as administration of listed systems and components.