Keywords: VTC, Video Teleconference, AV Technician, Audiovisual, Cisco, Poly, Crestron, Networking, QoS, Secure Conferencing, DoD, Classified, Unclassified, NIWC, AV Control Systems, Signal Flow, Enterprise AV, Preventive Maintenance, Troubleshooting, Conference Room Support, Technical Support, Secure Communications, secret clearance, DoD, NAVY, security clearance, top secret. As a Lead VTC Technician, you will play a pivotal role in ensuring seamless execution of mission‑critical communications through installation, configuration, troubleshooting, and live operational support of VTC and enterprise audiovisual systems.