Service, maintain, and repair automatic and manual door systems (sliding doors, swing doors, revolving doors, etc.) and associated hardware (access-control panels, sensors, wiring, etc.).
Diagnose mechanical and electrical faults, perform root-cause analysis, execute timely repairs or replacements, and conduct preventive maintenance.
Respond to customer service call-outs (breakdowns, emergency faults), sometimes outside normal hours; participate in on-call or rota schedule.
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