Perform, supervise, and manage the preventive and corrective maintenance, calibration, configuration, and alignment of cryptographic, radar, navigation, and Command, Control, Computer, Communication, and Intelligence (C4I) systems, utilizing test equipment and technical drawings.Maintain surface search, air search, weather radar systems, radar video switchboards, synchro Identification Friend or Foe (IFF) equipment, and tactical air navigation equipment, including all associated cabling, cooling water, and dry air systems aboard CVN platform.Analyze equipment operation and align, troubleshoot, and repair equipment to the lowest replaceable unit. They execute casualty control procedures, restoring operability for all assigned electronic equipment, recognizing mission criticality and redundancies within systems. In addition, technicians perform administrative functions that include updating casualty reporting messages, technical manuals, equipment maintenance records, and managing test equipment calibration requirements. Other duties include completing fiber optic and basic soldering repair, electrical safety checks, and test equipment calibration and supervising personnel who conduct tool and test equipment inventories, logistics support, and maintenance and testing of systems and equipment.