Field Service Technician - Automatic Gate & Access Control

ADP, Inc.; Henderson (CO); On-site; USD 52,000 - 76,000; Full time

Job summary

ADP, Inc. is seeking a Service Technician to diagnose, repair, and upgrade commercial automatic gate and access control systems in field settings.

You will troubleshoot mechanical, electrical, and low-voltage components, respond to service calls, and perform system upgrades with safety and reliability in mind. The role requires hands-on experience with gate operators, access control devices, and safety systems, plus the ability to read wiring diagrams and schematics.

Qualifications

• 2–5+ years of experience servicing automatic gates, gate operators, access control systems, low-voltage systems, or related equipment.
• Strong troubleshooting and diagnostic abilities.
• Working knowledge of automatic gate operator systems.
• Experience troubleshooting electrical and low-voltage circuits.
• Ability to read wiring diagrams and electrical schematics.
• Experience with listed equipment (DoorKing, LiftMaster, HySecurity, FAAC, Nice, Viking Access, Linear).
• Experience with access control, intercom, CCTV, networking, or telephone entry systems is a plus.
• Understanding UL 325 and ASTM F2200 standards preferred.
• Welding and fabrication skills are a plus.
• Ability to work independently and make sound decisions in the field.
• Strong customer service and communication skills.
• Valid driver's license and acceptable driving record.

Responsibilities

• Diagnose and repair automatic sliding gates, swing gates, barrier arms, and pedestrian entry systems.
• Troubleshoot gate operators, motors, gearboxes, control boards, limit systems, chains, belts, and mechanical components.
• Diagnose electrical and low-voltage system failures.
• Repair and replace gate operator components and hardware.
• Troubleshoot card readers, keypads, telephone entry systems, intercoms, and access control devices.
• Diagnose vehicle detection loops, loop detectors, photo eyes, safety edges, and other sensors.
• Repair damaged wiring, connections, relays, power supplies, and control equipment.
• Respond to emergency and priority gate service calls as required.
• Perform system upgrades and equipment replacements.
• Use multimeters and diagnostic tools to identify electrical and low-voltage issues.
• Read and interpret wiring diagrams, schematics, manufacturer manuals, and system documentation.
• Troubleshoot AC/DC power, relays, inputs, outputs, control boards, and communication issues.
• Identify whether failures are mechanical, electrical, access-control related, or caused by external equipment.
• Determine appropriate repair recommendations and communicate findings clearly.
• Escalate complex technical issues when necessary.

Skills

Troubleshooting

Wiring diagrams

Electrical systems

Customer service

Communication

Driver's license

Independent worker

Tools

DoorKing

LiftMaster

HySecurity

FAAC

Nice

Viking Access

Linear

Job description

ADP, Inc. is seeking a Service Technician to diagnose, repair, and upgrade commercial automatic gate and access control systems in field settings.

You will troubleshoot mechanical, electrical, and low-voltage components, respond to service calls, and perform system upgrades with safety and reliability in mind. The role requires hands-on experience with gate operators, access control devices, and safety systems, plus the ability to read wiring diagrams and schematics.