MINIMUM QUALIFICATIONS Thorough Knowledge of:Principles, techniques, methods, test equipment and tools used in installation, maintenance, repair, modification and fabrication communications and other related electronic equipment and systems General Knowledge of:Principles of electronic system design and operation Ability to:Install, maintain, troubleshoot, repair, modify a variety of communications and electronic equipment and SystemsRead and interpret instructions in technical manuals including circuitries, schematics and symbols; read blueprintsUse the proper test equipment related to electronics maintenance and repairEstablish and maintain effective working relationships with other County and city staff, electronic contractors, vendors and members of the general publicRecord technical information on time sheets, logs, invoices, etc. The Division provides centralized countywide coordinated communications systems for all local public safety agencies; installation and maintenance of communications and electronic equipment (microwave equipment, 9-1-1 dispatch equipment, mobile and portable radios, closed circuit television, surveillance, security electronic systems within the jail system, sound and video systems); operational and maintenance support to the coordinated communications systems; engineering and frequency management; and serves as the central coordinator/program manager for the operation and maintenance of the 800 MHz Countywide Coordinated Communications System (CCCS) and 900 MHz paging system.