communications and control systems maintenance

command, control, communications, computers, cyber-defense, combat systems (C6)

maintenance of avionics and radio systems

command, control and information systems (CCIS)

joint unmanned systems command and control

depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance

Battle Management, Command, Control, Communications and Intelligence (BMC3I)

command and control communications

command, control, communications, and computers (C4)

command, control, communications, computers, and intelligence (C4I)

forward area air defense command, control, communications and intelligence (FAAD C3I)

command, control, communications, computers, and information (C4I)

electronic communications maintenance specialist

fire control - battlefield information systems application

Industrial Control Systems Cyber Emergency Response Team

fire-control systems mechanic

control systems analyst

joint unmanned systems common control

contingency maintenance / special maintenance

maintenance checks / routine maintenance, scheduled tasks

maintenance idling (periodic running of engine for maintenance purposes)

organizational maintenance (O-level) (day-to-day work that standard airfield maintenance groups perform in support of airfield operations)

routine maintenance / scheduled tasks, maintenance checks

scheduled tasks / routine maintenance, maintenance checks

special maintenance / contingency maintenance

communication and information systems (CIS)

manned and unmanned systems integration capability (MUSIC)

NATO Communication and Information Systems Services Agency (NCSA)

weapon and equipment systems

director, strategic and tactical systems

ground vehicle systems engineering and technology

celestial and satellite navigation systems

safety data collection and processing systems