Keywords: network, network controller, incident investigation, network errors, troubleshoot, configure, test, install, firewalls, vtc, msp, noc, soc, 24x7, security+, dod, dhs, doj, airforce, afb, trunk circuits, circuits, optival switching, switching, switches, scott airforce base, hill airforce base, Utah, illinoise, chicgao il, ut, on-ssite, clearance, cleared, ts, top secret. • Configure, test, install, troubleshoot, and maintain network devices, phone systems, including phone units, voicemail, switches, infrastructure, call manager systems, Video Teleconference (VTC) systems video recording/viewing/distribution systems, and related telecommunications trunk circuits.