The AVSST will install, configure, test, maintain, and repair: audio, video and security systems, and related equipment used for public address, audio and video intercommunications; panic alarm; access control; intrusion detection; life and safety monitoring; audio and video teleconferencing; closed-circuit television (CCTV) systems including cameras, monitors, matrix switchers, digital video recorders (DVR), and associated software; interior and exterior public address; intercom; monitoring; call systems, including panic alarms; integrated institutional access control and security monitoring system which use programmable logic controllers; digital and Internet Protocol (IP) based audio-video teleconferencing systems and related equipment including codecs, automated cameras, video displays, audio mixers and processors, video servers, digital interface controllers and associated software; and integrated audio-video-access control systems. Skills Required: The AVSST will possess knowledge and experience of the protocols, procedures, techniques, and equipment used to install, configure, test, maintain and repair audio, video and security systems, and related equipment used for public address, audio and video intercommunications, closed-circuit television (CCTV), access control, intrusion detection, life and safety monitoring, and audio and video teleconferencing.