Heavy-Duty Electrical Field Technician

Gemster international Technical servicesLagosroam-ngpaskelbta 2026-08-26

Responsibilities:

Technical Maintenance & Diagnostics:

Perform preventive and corrective maintenance on the electrical systems of Material Handling Equipment (MHE).

Diagnose and repair faults in electric motors, controllers, battery systems (lead-acid & lithium-ion), wiring harnesses, sensors, switches, encoders, and PLC systems.

Troubleshoot and service AC/DC drive systems, including electronics and control modules. Diagnose and repair hydraulic, mechanical, and diesel engine systems, including basic welding where required. Interpret electrical and hydraulic schematics and wiring diagrams. Identify root causes of recurring faults and implement permanent corrective actions. Use diagnostic tools such as multimeters, clamp meters, and laptop-based diagnostic software.

Installation, Commissioning & Field Support:

Install electrical components on new or refurbished equipment.

Perform commissioning, functional testing, calibration, and controller programming.

Carry out inspections on client Hyster equipment in line with manufacturer guidelines.

Provide direct technical support to clients through troubleshooting and technical advice — remotely or on-site.

Documentation & Reporting:

Complete maintenance reports, fault history, and parts-replacement records accurately and promptly.

Prepare and assist with documentation, timesheets, work orders, and inspection records.

Evaluate, assist with, and report on warranty claims.

Participate in breakdown analysis and preventive maintenance planning.

Customer & Team Engagement:

Communicate with customers regarding diagnosis and repair of field issues.

Develop and offer spare parts recommendations to the employer and clients.

Actively contribute to additional service sales opportunities.

Safety & Compliance:

Comply with electrical safety standards and procedures.

Follow Lockout/Tagout (LOTO) protocols before commencing any work.

Comply with OH&S policies and procedures in accordance with applicable law.

Ensure a safe working environment at all times.

Requirements:

Minimum of 4 years practical experience in commissioning, maintenance, fault diagnosis, and repair within the material handling industry.

Mechanical or Electrical Technician qualification or its equivalent (ND or equivalent). Formal high school or degree-level education required. Technical Trade Test Certificate II and/or III. Multi-skilled engineering background with hands-on experience on heavy plant equipment and hydraulic systems. Proven experience troubleshooting and repairing electrical systems on diesel, LPG, and petrol-powered equipment, warehouse equipment, and heavy-duty trucks.

Proven experience troubleshooting and repairing forklifts, reach stackers, empty container handlers, VNA (very narrow aisle) trucks, and general warehouse equipment.

Hyster Equipment Knowledge, training programs and certification (e.g., Hyster OEM software processes) is an advantage.

Skills & Knowledge:

Ability to read and interpret electrical and hydraulic schematic drawings.

Strong fault-finding and diagnostic skills on CANBUS systems.

Proficiency in diagnosis and repair of hydraulic, electrical, and mechanical systems, including diesel engines.

Intermediate to advanced Microsoft Office skills (Excel, Word, PowerPoint, Outlook).

Excellent customer relationship management skills.

Strong time management and administrative skills.

People management and development skills.

Excellent written and verbal English communication skills.

Strong interpersonal skills, with the ability to engage all business stakeholders.

Competencies:

Customer-oriented mindset

Strong team player

Ability to motivate and inspire others

Excellent work ethic and leadership qualities

Openness to continuous training and development