Electric Controls Technician

About the role

The Overhead Crane Electrical Controls Technician is responsible for installing, troubleshooting, repairing, and commissioning electrical control systems used on overhead cranes, hoists, runway systems, and related material-handling equipment.

Responsibilities

• Install, wire, and terminate electrical components on overhead cranes, hoists, end trucks, control panels, runway electrification, and below-the-hook equipment.
• Wire pendant controls, radio controls, variable frequency drives, contactors, relays, transformers, disconnects, limit switches, overload devices, braking systems, and safety circuits.
• Install and troubleshoot festoon systems, conductor bar systems, cable reels, junction boxes, and crane power distribution systems.
• Route, secure, and label electrical wiring in a clean, professional, and serviceable manner.
• Perform conduit, cable tray, cable management, and control wiring installation as required.
• Ensure wiring is completed according to electrical drawings, schematics, customer specifications, and company standards.
• Troubleshoot electrical and control system problems on overhead cranes, hoists, trolleys, bridges, and runway systems.
• Diagnose issues with motor controls, VFDs, contactors, relays, transformers, fuses, overloads, limit switches, encoders, brakes, and control circuits.
• Identify root causes of electrical failures and recommend corrective actions.
• Repair or replace faulty electrical components as needed.
• Test incoming power, control voltage, motor leads, grounding, phase rotation, and circuit continuity.
• Troubleshoot intermittent electrical issues using meters, schematics, and logical diagnostic methods.
• Install, program, and troubleshoot variable frequency drives used for bridge, trolley, and hoist motion.
• Adjust drive parameters for speed, acceleration, deceleration, braking, ramping, and load control.
• Verify proper motor rotation, speed control, braking performance, and smooth operation.
• Troubleshoot drive faults and determine whether issues are caused by programming, wiring, motor problems, load conditions, or failed components.
• Work with single-speed, two-speed, and variable-speed crane control systems.
• Assemble and wire crane control panels according to electrical drawings and panel layout requirements.
• Mount electrical components including drives, starters, relays, terminal blocks, transformers, breakers, fuses, disconnects, and control devices.
• Label wiring, terminals, components, and panels clearly and accurately.
• Perform point-to-point wiring checks and verify control panel accuracy before power-up.
• Maintain a clean and organized panel layout for future serviceability.
• Perform electrical inspections before crane sing, shipment, or field startup.
• Support functional sing of bridge, trolley, hoist, pendant, radio, limit switch, and emergency stop systems.
• Verify all motions operate correctly and safely before equipment release.
• Test upper/lower limits, travel limits, emergency stops, overloads, brakes, warning devices, and control interlocks.
• Support load sing, operational sing, and final QC inspections when required.
• Document s results, deficiencies, repairs, and completed work.
• Ensure all electrical systems meet company QC requirements before shipment or customer acceptance.
• Read and interpret electrical schematics, wiring diagrams, ladder logic, layout drawings, bill of materials, and customer specifications.
• Identify drawing issues, missing information, incorrect parts, or wiring conflicts and communicate them to supervision or engineering.
• Follow revisions and ensure the las approved drawings are being used.
• Mark up drawings when corrections or field changes are required.
• Follow company safety policies, lockout/tagout procedures, electrical safety practices, and PPE requirements.
• Work safely around energized and de-energized electrical systems.
• Use proper sing equipment and verify circuits before performing work.
• Maintain awareness of overhead crane hazards, pinch points, suspended loads, moving equipment, and shop traffic.
• Support compliance with OSHA, NEC, CMAA, ASME, ANSI, and company safety standards as applicable.
• Stop work and report unsafe conditions, damaged equipment, or quality concerns immediately.
• Support crane manufacturing, assembly, sing, troubleshooting, and repair activities in a shop or field environment.
• Work with welders, fitters, mechanics, production managers, engineers, inspectors, and service technicians to complete crane builds and repairs.
• Absorb and provide technical support during crane installation or service calls.
• Identify improvements to wiring standards, control layouts, troubleshooting processes, and production efficiency.

Qualifications

• Strong knowledge of electrical control circuits, motor controls, and industrial wiring.
• Ability to read and understand electrical schematics and wiring diagrams.
• Experience with contactors, relays, transformers, overloads, breakers, fuses, disconnects, and terminal blocks.
• Experience troubleshooting AC motors, brakes, VFDs, pendant controls, radio controls, and limit switches.
• Ability to use electrical sing equipment including multimeters, clamp meters, continuity sers, and insulation sers.
• Understanding of 3-phase power, control voltage, grounding, phase rotation, and electrical safety.
• Ability to perform clean wiring, labeling, terminations, and panel assembly.
• Strong mechanical aptitude and ability to understand crane movement, hoist operation, and equipment function.
• Ability to troubleshoot problems logically and work independently with minimal supervision.
• Good communication skills and ability to work with production, service, engineering, and management teams.
• Ability to document completed work, s results, and repair findings accurately.
• Strong attention to detail and commitment to quality workmanship.

Preferred Experience

• Previous experience working on overhead cranes, hoists, monorails, jib cranes, or material-handling equipment.
• Experience with crane brands such as Street, R&M, Yale, Demag, Harrington, Shaw-Box, CM, or similar.
• Experience wiring new crane builds in a manufacturing environment.
• Experience troubleshooting cranes in the field or at customer sites.
• Experience programming or troubleshooting VFDs.
• Experience with radio remote systems, pendant stations, anti-collision systems, warning lights, horns, and crane safety devices.
• Knowledge of NEC, OSHA, CMAA, ASME B30, and industrial electrical standards.
• Experience with panel building, industrial controls, PLCs, or automation systems.
• Ability to perform basic mechanical repairs or adjustments on hoists, brakes, gearboxes, and motors.

Physical Requirements

• Ability to stand, walk, bend, kneel, climb, reach, and work in a shop or industrial environment.
• Ability to lift and carry tools, parts, and electrical components as required.
• Ability to work from ladders, lifts, platforms, or elevated work areas when needed.
• Ability to work around overhead cranes, forklifts, welding operations, paint areas, and moving equipment.
• Must be able to wear required PPE including safety glasses, gloves, steel-toe boots, hearing protection, fall protection, and other job-specific equipment.
• Ability to work in varying shop or field conditions, including heat, cold, noise, dust, and active production areas.