Senior Engineer – Electrical O&M

Pestech • Travel required • 4 days ago
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Salary
≈ $15k – $33k per year (Estimated)
Location
In office (Phnom Penh)
Seniority
Senior
Employment
Full-Time

First seen by Alion on Oct 9, 2026.

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Pestech

Pestech is an integrated electric power technology company providing power system engineering, including design, procurement, construction, installation and commissioning of high-voltage substations, transmission lines and underground power cable systems. It also offers operation and maintenance services and trades in proprietary power equipment. The company is based in Phnom Penh, Cambodia.
pestech.com.kh • HQ: Phnom Penh, Cambodia • Engineering Services • Power Grid

We are an integrated electric power technology company. We are principally engaged in the provision of comprehensive power system engineering and technical solutions for the design, procurement, construction, installation, and commissioning of HV and EHV substations, HV and EHV transmission lines as well as underground power cable systems for electricity transmission and distribution, operation and maintenance services and trading of proprietary and non-proprietary power system components and equipment

In view of our recent foray into the Cambodia Securities Exchange (CSX) in August 2020, we are seeking for a suitable candidate for the following post:

Announcement Positions

Senior Engineer – Electrical O&M Apply Now Workplace Circumstances
  • Environment: Office
  • Languages: English, Khmer
  • Location: Phnom Penh
Position Circumstances
  • Career Category: Engineer - Electrical
  • Schedule:Full-time
  • Salary: Negotiable
Position Summary Duties & Responsibilities:
  • Transmission Line O&M – 230kV
  • Plan and supervise preventive and corrective maintenance of 230kV transmission lines.
  • Organize routine line patrols, tower inspections, thermographic inspections, and drone inspections.
  • Inspect and monitor conductors, OPGW, insulator strings, hardware fittings, dampers, earthing systems, and tower foundations.
  • Coordinate vegetation management within the transmission line corridor.
  • Monitor third-party activities near the Right-of-Way (ROW).
  • Prepare defect reports and corrective action plans.
  • Coordinate planned outages with EDC / National Control Centre.
  • Prepare switching schedules and outage requests.
  • Ensure safe isolation and Permit-to-Work (PTW) procedures.
  • Monitor system availability and reliability.
  • Participate in fault investigations and Root Cause Analysis (RCA).
  • 230kV Substation O&M
  • Manage maintenance of 230kV circuit breakers, disconnectors/isolators, earthing switches, CTs, CVTs/PTs, lightning arresters, protection & control panels, SCADA/RTU equipment, control cables, and marshalling kiosks.
  • Supervise and perform routine inspections, preventive maintenance, functional testing, shutdown maintenance, and emergency repairs.
Expected Profile of Candidates Languages:
  • English - Good
  • Khmer - Good
Qualifications:
  • Bachelor's Degree in Electrical Engineering or a related field.
Work History:
  • Operations and maintenance for transmission line and substation projects for 7 years as a minimum
Skills & Knowledge: General & Technical Skills
  • Good command of English and Khmer, including writing, listening, and speaking skills.
  • Must be physically fit and willing to travel to difficult terrains.
Soft Skills
  • Strong teamwork skills and a positive learning attitude.
  Position Summary Duties & Responsibilities:
  • Transmission Line O&M – 230kV
  • Plan and supervise preventive and corrective maintenance of 230kV transmission lines.
  • Organize routine line patrols, tower inspections, thermographic inspections, and drone inspections.
  • Inspect and monitor conductors, OPGW, insulator strings, hardware fittings, dampers, earthing systems, and tower foundations.
  • Coordinate vegetation management within the transmission line corridor.
  • Monitor third-party activities near the Right-of-Way (ROW).
  • Prepare defect reports and corrective action plans.
  • Coordinate planned outages with EDC / National Control Centre.
  • Prepare switching schedules and outage requests.
  • Ensure safe isolation and Permit-to-Work (PTW) procedures.
  • Monitor system availability and reliability.
  • Participate in fault investigations and Root Cause Analysis (RCA).
  • 230kV Substation O&M
  • Manage maintenance of 230kV circuit breakers, disconnectors/isolators, earthing switches, CTs, CVTs/PTs, lightning arresters, protection & control panels, SCADA/RTU equipment, control cables, and marshalling kiosks.
  • Supervise and perform routine inspections, preventive maintenance, functional testing, shutdown maintenance, and emergency repairs.
Expected Profile of Candidates Languages:
  • English - Good
  • Khmer - Good
Qualifications:
  • Bachelor's Degree in Electrical Engineering or a related field.
Work History:
  • Operations and maintenance for transmission line and substation projects for 7 years as a minimum
Skills & Knowledge: General & Technical Skills
  • Good command of English and Khmer, including writing, listening, and speaking skills.
  • Must be physically fit and willing to travel to difficult terrains.
Soft Skills
  • Strong teamwork skills and a positive learning attitude.
   
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