PW4 Technician – Solar Installation

Strato Solutions Sdn Bhd; Selangor; On-site; MYR 45,000 - 73,000; Full time

Job summary

Strato Solutions Sdn Bhd in Malaysia seeks a PW4 Technician to handle electrical installation, testing, and maintenance of solar PV systems. The role emphasizes safety, regulatory compliance, and quality workmanship, with a requirement for a valid ST PW4 certificate and hands-on PV experience.

Responsibilities include wiring, panel/ inverter work, SLD interpretation, and on-site fault rectification. Rooftop or ground‑mounted PV installation experience is preferred.

Qualifications

• Minimum SPM/SKM/Certificate in Electrical Engineering or equivalent.
• Must hold a valid PW4 competency certificate from ST.
• 2–3 years hands‑on electrical installation experience, preferably in solar PV.
• Experience with rooftop and/or ground‑mounted PV installations.

Responsibilities

• Carry out electrical installation for solar PV systems including AC/DC cabling, DBs, and protection devices.
• Install and terminate PV panels, inverters, combiner boxes, meters, and related equipment.
• Read, interpret, and verify SLDs, drawings and specifications.
• Perform electrical tests and commissioning, including insulation resistance and polarity checks.
• Assist in inverter configuration, start‑up, and performance verification.
• Troubleshoot faults and perform preventive and corrective maintenance.
• Ensure compliance with ST, Electricity Supply Act, standards and project specs.
• Conduct site inspections and identify defects and safety risks.

Skills

Electrical installation

Troubleshooting

Electrical safety

Reading SLDs

Regulatory compliance

Education

SPM / SKM / Certificate in Electrical Engineering

PW4 competency certificate (ST)

Tools

Multimeters

Insulation resistance tester

Earth tester

Job description

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The PW4 Technician is responsible for electrical installation, testing, commissioning, troubleshooting, and maintenance works for solar photovoltaic (PV) systems. The role requires a valid Suruhanjaya Tenaga (ST) PW4 competency certificate and practical experience in solar PV installation, with strong emphasis on electrical safety, workmanship quality, and regulatory compliance.

Key responsibilities

Carry out electrical installation works for solar PV systems, including AC and DC cabling, isolators, distribution boards, protection devices, earthing, and related electrical components.

Perform installation and termination of solar PV panels, inverters, combiner boxes, switchboards, meters, and associated equipment.

Conduct cable pulling, cable routing, termination, testing, labelling, and verification according to approved drawings and specifications.

Perform electrical testing and commissioning, including insulation resistance, continuity, polarity, earthing, voltage, and other required tests.

Assist in inverter configuration, system start-up, commissioning, and verification of solar PV system performance.

Carry out troubleshooting and rectification of electrical faults involving solar PV systems and associated electrical installations.

Perform preventive and corrective maintenance for solar PV installations.

Read and interpret single-line diagrams (SLD), electrical drawings, layout drawings, schematics, and technical specifications.

Ensure all electrical works comply with Suruhanjaya Tenaga requirements, Electricity Supply Act and Regulations, relevant Malaysian Standards, safety requirements, and project specifications.

Conduct site inspections and identify electrical defects, installation issues, and safety risks.

About you

Minimum SPM/SKM/Certificate in Electrical Engineering, Electrical Installation or equivalent.

Must possess a valid PW4 competency certificate issued by Suruhanjaya Tenaga (ST).

Minimum 2–3 years of hands‑on electrical installation experience, preferably involving solar PV projects.

Practical experience in rooftop and/or ground‑mounted solar PV installation is highly preferred.

Experience with solar inverters, AC/DC electrical systems, protection systems, earthing, DBs and associated PV equipment.

Able to understand electrical drawings, SLDs and technical documentation.

Familiar with electrical testing equipment such as multimeters, insulation resistance testers and earth testers.

Knowledge of electrical and solar installation safety requirements.

Possess good troubleshooting and problem‑solving skills.