Operation & Maintenance Technician (PW4)

JS Solar; Selangor; On-site; MYR 20,000 - 29,000; Full time

Job summary

JS Solar is seeking an Operation & Maintenance Technician (PW4) to perform preventive and corrective maintenance on Solar PV systems across project sites in Malaysia. You will inspect LV electrical systems, test equipment, and troubleshoot to ensure maximum plant availability, while adhering to ST regulations and HSE standards.

The role requires a PW4 certificate, min 1 year of electrical maintenance experience, and ability to read electrical diagrams.

Qualifications

• Education: Minimum SPM/Certificate in Electrical Engineering or related field.
• Must hold valid Suruhanjaya Tenaga PW4 certificate.
• Experience: Minimum 1 year in electrical maintenance or solar PV is an advantage.
• Ability to read electrical diagrams (SLD) and drawings.

Responsibilities

• Perform Preventive Maintenance (PM) and Corrective Maintenance (CM) for Solar PV systems per schedule.
• Inspect, test and troubleshoot LV electrical systems including ACDB, DCDB and related equipment.
• Operate and maintain solar inverters, transformers, switchboards and monitoring systems.
• Diagnose faults and rectify electrical/system issues to maximize plant availability.
• Inspect PV modules, mounting structures, cable routing and earthing systems.
• Conduct electrical testing with instruments like insulation tester, clamp meter, multimeter, thermal camera.
• Respond to emergency breakdowns and restore system operation per SLA.
• Ensure maintenance complies with ST regulations, procedures and HSE rules.
• Prepare maintenance reports and update records after service.
• Report defects and recommend corrective actions to O&M Engineer/Supervisor.
• Support commissioning and performance testing when required.
• Maintain tools, equipment and spare parts inventory at sites.
• Perform other duties as assigned by O&M Engineer or Manager.

Skills

Electrical maintenance

Troubleshooting

Read SLD

Teamwork

Education

SPM/Certificate in Electrical Engineering

Tools

Multimeter

Insulation tester

Clamp meter

Thermal imaging camera

Job description

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Operation & Maintenance Technician (PW4)

Perform Preventive Maintenance (PM) and Corrective Maintenance (CM) for Solar PV systems in accordance with the approved maintenance schedule.

Carry out inspection, testing and troubleshooting of LV electrical systems, including ACDB, DCDB, combiner boxes, protection devices and associated electrical equipment.

Operate, inspect and maintain solar inverters, transformers, switchboards and monitoring systems.

Perform fault diagnosis and rectify electrical and system-related issues to ensure maximum plant availability.

Conduct routine inspection of PV modules, mounting structures, cable routing and earthing systems.

Perform electrical testing using appropriate instruments such as insulation resistance tester, clamp meter, multimeter and thermal imaging camera.

Respond to emergency breakdowns and restore system operation within the required Service Level Agreement (SLA).

Ensure all maintenance activities comply with Suruhanjaya Tenaga (ST) regulations, company procedures and HSE requirements.

Prepare maintenance reports, inspection checklists and update maintenance records after each service activity.

Report defects, equipment abnormalities and recommend corrective actions to the O&M Engineer or Supervisor.

Support commissioning, performance testing and system improvement activities when required.

Maintain proper housekeeping, tools, test equipment and spare parts inventory at project sites.

Perform any other duties assigned by the O&M Engineer or O&M Assistant Manager.

What you'll be doing?

• Perform Preventive Maintenance (PM) and Corrective Maintenance (CM) for Solar PV systems in accordance with the approved maintenance schedule.

• Carry out inspection, testing and troubleshooting of LV electrical systems, including ACDB, DCDB, combiner boxes, protection devices and associated electrical equipment.

• Operate, inspect and maintain solar inverters, transformers, switchboards and monitoring systems.

• Perform fault diagnosis and rectify electrical and system-related issues to ensure maximum plant availability.

• Conduct routine inspection of PV modules, mounting structures, cable routing and earthing systems.

• Perform electrical testing using appropriate instruments such as insulation resistance tester, clamp meter, multimeter and thermal imaging camera.

• Respond to emergency breakdowns and restore system operation within the required Service Level Agreement (SLA).

• Ensure all maintenance activities comply with Suruhanjaya Tenaga (ST) regulations, company procedures and HSE requirements.

• Prepare maintenance reports, inspection checklists and update maintenance records after each service activity.

• Report defects, equipment abnormalities and recommend corrective actions to the O&M Engineer or Supervisor.

• Support commissioning, performance testing and system improvement activities when required.

• Maintain proper housekeeping, tools, test equipment and spare parts inventory at project sites.

• Perform any other duties assigned by the O&M Engineer or O&M Assistant Manager.

Who are we looking for?

• Education: Minimum SPM/Certificate in Electrical Engineering or related field.

• Valid Suruhanjaya Tenaga Wireman PW4 certificate (mandatory).

• Experience: Minimum 1 year experience in electrical maintenance or solar PV system is an advantage.

• Knowledge in electrical trouble shooting and maintenance.

• Basic understanding of Solar PV systems, inverters, and LV electrical systems.

• Able to read electrical single-line diagrams (SLD), wiring diagrams and technical drawings.

• Willing to work at various project sites throughout Malaysia.

• Possess a valid class D driving license.

• Able to work independently as well as in a team.