Install, program, maintain, and repair security and fire alarm wiring and equipment. Ensure that work is in accordance with relevant codes.

Other names for Security and Fire Alarm Systems Installers: Alarm Adjuster, Alarm Technician, Burglar Alarm Inspector, Burglar Alarm Installer, Burglar Alarm Mechanic, Electrical Fire Alarm Repairer Inspector, Electronic Fire Control Systems Mechanic, Electronic Security Technician, Fire Alarm Mechanic, Fire Alarm Technician, Fire and Sound Service Technician, Home Fire Alarm Installer, Home Security Alarm Installer, Installation Technician, Low Voltage Technician, Protective Signal Installer, Protective Signal Repairer, Security Engineer, Security Installation Technician, Security Installer, Security Systems Installer, Security Technician, Service Technician, Special Systems Technician,

• Examine systems to locate problems such as loose connections or broken insulation.
• Test backup batteries, keypad programming, sirens, and all security features in order to ensure proper functioning, and to diagnose malfunctions.
• Mount and fasten control panels, door and window contacts, sensors, and video cameras, and attach electrical and telephone wiring in order to connect components.
• Install, maintain, or repair security systems, alarm devices, and related equipment, following blueprints of electrical layouts and building plans.
• Feed cables through access holes, roof spaces, and cavity walls to reach fixture outlets; then position and terminate cables, wires and strapping.
• Inspect installation sites and study work orders, building plans, and installation manuals in order to determine materials requirements and installation procedures.
• Adjust sensitivity of units based on room structures and manufacturers' recommendations, using programming keypads.
• Test and repair circuits and sensors, following wiring and system specifications.
• Drill holes for wiring in wall studs, joists, ceilings, and floors.
• Demonstrate systems for customers, and explain details such as the causes and consequences of false alarms.
• Consult with clients to assess risks and to determine security requirements.
• Keep informed of new products and developments.
• Mount raceways and conduits, and fasten wires to wood framing, using staplers.
• Provide customers with cost estimates for equipment installation.
• Prepare documents such as invoices and warranties.
• Order replacement parts.