Heavy Equipment & Generator Electrical Specialist

General Engineering Services (GENSERV); Muscat; On-site; OMR 8,000 - 12,000; Full time

Job summary

General Engineering Services -GENSERV in Oman is seeking a Heavy Equipment Electrical Specialist to diagnose, troubleshoot, repair, and calibrate industrial diesel generators and complex electrical systems on heavy construction machinery.

You will work across Volvo CE equipment and other brands (MGS, Doosan, Kohler) with a focus on ensuring maximum power delivery, network communication, and minimal downtime in field and workshop environments.

Qualifications

• Diploma or technical certification in Electrical Engineering or related field.
• Minimum 5 years hands-on experience with industrial diesel generators and heavy equipment.
• Experience with Volvo CE systems strongly preferred; direct experience with MGS, Doosan, and Kohler generators a plus.
• Certified Heavy Equipment Electrical Technician or equivalent.

Responsibilities

• Diagnose, troubleshoot, and repair electrical faults on industrial diesel generators and electrical systems.
• Perform advanced electrical diagnostics on heavy construction machinery to isolate faults.
• Read and follow engineering drawings, manuals, and OEM specs for torque and timing.
• Program and calibrate ECUs, EMS, and digital displays on gensets and equipment.
• Repair wiring harnesses, connectors, and charging systems to OEM standards.
• Maintain accurate records and write professional diagnostic reports.

Skills

Power gen exp

Heavy equipment electronics

CAN-bus networks

Diagnostics tools

Safety protocols

Education

Diploma or technical cert in Elec Eng

Tools

Volvo Tech Tool

MGS Mitsubishi tools

Doosan diagnostic tools

Kohler generator tools

Job description

Why Join Us?

General Engineering Services -GENSERV is a leading supplier in the Oman market with a strong and well-established presence in the construction equipment sector. Founded in 1982, we have grown over the past 44 years to become one of the largest construction equipment dealerships in Oman. Today, GENSERV is recognized as one of Oman's leading construction equipment dealers, representing international brands and serving major customers across construction, infrastructure, quarry, mining, rental, and industrial sectors. Joining GENSERV means becoming part of a professional and supportive team where you can learn, grow personally, and develop your career through continuous exposure to customers, products, projects, and real business challenges. We value people who are eager to improve, contribute, and build a long-term future with us.

Job Purpose

The Heavy Equipment & Generator Electrical Specialist is responsible for the advanced diagnosis, troubleshooting, repair, and configuration of industrial diesel generators and complex electrical/electronic systems on heavy construction machinery. This dual-focused role ensures optimal power delivery, network communication, and minimal downtime across field operations. While working across various equipment lines, technical familiarity with Volvo Construction Equipment (Volvo CE) is preferred, and hands-on experience with MGS (Mitsubishi Generator Series), Doosan, and Kohler power generation systems is a major advantage.

Duties and Responsibilities

• Generator Electrical Maintenance: Diagnose, troubleshoot, and repair electrical faults on industrial diesel generators, heavy-duty alternators, automatic voltage regulators (AVRs), electronic governors, and control panels
• Heavy Equipment Troubleshooting: Perform advanced electrical diagnostics on heavy construction machinery to isolate open circuits, short circuits, and communication network faults
• Control Systems & Synchronization : Read, interpret engineering drawings, and exact manufacturer specification manuals for clearance, torque, and timing
• Electronic Integration: Read, analyze, and accurately interpret complex electrical wiring diagrams, circuit schematics, power distribution layouts, and CAN-bus network maps (J1939)
• System Programming & Calibration : Program and calibrate electronic control units (ECUs), engine management systems (EMS), digital displays, and parameters on both gensets and heavy equipment
• Harness & Component Overhauling : Rebuild, repair, or replace damaged wiring harnesses, connectors, fuse blocks, starter motors, and electrical charging systems to OEM standards
• Documentation & Reporting: Maintain accurate records of all maintenance activities, load test data, and diagnostic logs using asset management software, with a strong ability to write professional technical reports

Skills and Competencies

• Power Generation Expertise: Deep knowledge of AC/DC electrical systems, 3-phase electricity, load-banking, and digital generator control modules (e.g., Deep Sea, ComAp)
• Heavy Equipment Electronics: Strong fundamental understanding of 12V/24V systems, multiplexing, CAN-bus architecture, sensors, and electronic control topologies
• Analytical Thinking: Exceptional problem-solving skills with the ability to trace multi-system electrical faults between primary engine power and auxiliary equipment systems
• Precision Tools: Proficient in using specialized diagnostic laptops, electronic scanners, communication adapters, digital multimeters, and insulation testers (Megger)
• Safety & Compliance: Thorough understanding of electrical safety protocols, lockout/tagout (LOTO) procedures, battery handling safety, and proper

Requirements

Qualifications & Experience

• Education: Diploma or technical certification in Electrical Engineering, Electronics Engineering, Automotive Electrics, or a related technical field
• Experience: Minimum of 5 years of hands-on experience as an electrical technician working specifically with industrial diesel generators and heavy construction equipment
• Brand Specialization: 1. Proven track record working with Volvo Construction Equipment (Volvo CE) systems and software (e.g., Volvo Tech Tool) is strongly preferred. 2. Direct experience servicing and troubleshooting MGS (Mitsubishi), Doosan, and Kohler generators is considered a significant advantage
• Certifications: Certified Heavy Equipment Electrical Technician or equivalent

Physical Requirements

• Ability to work in restricted or awkward physical positions while tracing wiring behind panels or under cabs
• Capability to work in diverse environmental conditions, including both workshop settings and outdoor field locations