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Interconnection Maintenance Engineer

Solarvest

Bukit Mertajam

On-site

MYR 48,000 - 72,000

Full time

Yesterday
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Job summary

A leading company in renewable energy is seeking an Electrical Technician to maintain high voltage systems. The role includes preventive maintenance, troubleshooting, and ensuring compliance with relevant standards. Ideal candidates will possess a degree in Electrical Engineering and experience in HV systems. The position is based in Penang and may require travel to remote sites.

Qualifications

  • Minimum 3–5 years’ experience in HV/MV substation operation and maintenance.
  • Preferably with exposure in renewable energy (solar) projects.
  • Chargeman BO/33kV or above (optional but added advantage).

Responsibilities

  • Plan and execute preventive maintenance of 33kV & 132kV equipment.
  • Attend electrical breakdowns related to equipment and initiate fault diagnosis.
  • Verify all maintenance outcomes performed by technicians and contractors.

Skills

Analytical skills
Problem solving
Reporting skills
Communication in Bahasa Malaysia
Communication in English

Education

Bachelor’s Degree or Diploma in Electrical Engineering / Power System / High Voltage Engineering

Tools

Insulation resistance tester
Contact resistance meter
Relay test sets

Job description

  1. Plan and execute preventive maintenance of 33kV & 132kV equipment: transformers, GIS/AIS switchgears, circuit breakers, isolators, protection relays, CTs/VTs, earthing systems, etc.
  2. Attend electrical breakdowns related to IF equipment for solar PV systems and initiate fault diagnosis.
  3. Troubleshoot and rectify faults and alarms in interconnection equipment.
  4. Maintain records of maintenance schedules, checklists, and reports.
  5. Perform insulation resistance tests, contact resistance, transformer oil testing, primary/secondary injection tests, protection relay testing (e.g., distance, differential, overcurrent).
  6. Coordinate third-party testing or commissioning as required.
  7. Verify all maintenance outcomes performed by technicians and contractors. Ensure that the countermeasures applied are in accordance with standards, procedures and specifications allowed.
  8. Ensure compliance with TNB grid code, Single Buyer requirements, and Suruhanjaya Tenaga standards.
  9. Supervise or assist in switching and isolation procedures under Permit-to-Work (PTW).
  10. Participate in root cause analysis (RCA) for grid trips, voltage events, or system failures.
  11. Liaise with TNB/Grid Owner, EPC contractor, and O&M team for outage planning, fault restoration, grid synchronization, and grid shutdowns.
  12. Maintain updated SLDs, O&M manuals, testing records, and as-built drawings for HV equipment.
  13. Report writing for any incident case, schedule maintenance and product warranty claim.
  14. Provide monthly, quarterly, and annually operating reports on information about electricity production, efficiency, availability, maintenance performed, outages, results of inspections, manufacturer recommended services, replacements, control settings, or adjustments of equipment and protective devices.
  15. Liaise with vendors and contractors for any issues related to warranty and product quality issue.
  16. Support during emergency (24 hours).
  17. Support during Hari Raya and public holiday (if applicable).
  1. Bachelor’s Degree or Diploma in Electrical Engineering / Power System / High Voltage Engineering.
  2. Minimum 3–5 years’ experience in HV/MV substation operation and maintenance.
  3. Preferably with exposure in renewable energy (solar) projects
  4. Excellent analytical, problem solving and reporting skills.
  5. Familiar with TNB 132kV/33kV system design, operation and protection scheme.
  6. Experience in HV testing tools: insulation resistance tester, contact resistance meter, relay test sets.
  7. Understanding of SCADA, PLC, and protection coordination.
  8. Knowledge of IEC standards, TNB SOP, grid code, and electrical safety regulations
  9. Chargeman BO/33kV or above (optional but added advantage).
  10. Safety Passport, Electrical Competency (e.g. Suruhanjaya Tenaga certification)
  11. Good in computer literate, communication and reporting skills.
  12. Able to work independently and under emergency situations.
  13. Willingness to be on standby/on-call and travel to remote solar farm sites
  14. Possess valid driving license D or GDL and able to base in Penang.
  15. Good communication in both Bahasa Malaysia and English (verbally as well as written).
  16. Physically and mentally strong and fit.
  17. Able to work on weekends and public holidays if required.
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