Preferably a background managing distributed Cisco Unified Communications Managers (CUCM - including types, terms, and quotas), Cisco VoIP end points, and associated peripherals such as Contact Centers (PCCS & UCCX), Interactive Voice Responses (IVR), Call Recording, CDR, and Computer Telephony Integration (CTI) applications. Then Telepresence Video Communications Servers (VCS) like Tandberg Media Conference Units (MCU); being able to deploy IP hard phones and VTC hardware like Cisco 7900 handsets, SX Quick Set cameras, microphones. Experience in VoIP and VTC services using IP signalling protocols; configuring H.323, Session Initiation Protocol (SIP) and Media gateway Control Protocol (MGCP) standards. Being able to optimize SX codec parameters for high quality videoconferencing and ensuring Quality of Service (QoS) for VoIP and VTC traffic to minimize packet latency, jitter and loss. Being able to configure VoIP Dial Plans - assigning single logical standards for DTEN number patterns, partitions and endpoint addressing and configuring path forwarding for voice communications.
They should arguably also understand all aspects of LAN and WAN operation, routing, topology, network protocols, active network and point-to-point components, and various aspects of telephony, such as: TCP/IP, IPX, routers, gateways, switches, firewalls, multiplexors, MetroE, T1/T3, SONET, MPLS, etc.
A clear understanding of the telecommunications installation field (e.g. AC and DC power setup, DWDM Optical networking (preferred), IP routing and switching equipment, enterprise or carrier wireless equipment installation, etc.). This means able to follow and navigate around AT&T, Telcordia, and/or Verizon Quality Standards; Basic knowledge and experience with transport equipment including Ciena, Fujitsu, Cisco, Calix, Adtran, Nortel, Nokia, etc; a background in fiber optic cable and AC/DC power installation and testing practices and be proficient in use of Office 365, Microsoft programs, IOS and/or Android applications with ability to read and understand technical drawings and documentation. Finally, a good mechanical aptitude including usage of basic power tools.