Power Service Transformer Engineer

Alfanar Engineering Services; Riyadh; On-site; SAR 150,000 - 210,000; Full time

Job summary

Alfanar Engineering Services seeks a Power Service Transformer Engineer to install, test, commission, maintain, and troubleshoot power transformers at substations and industrial facilities. You will ensure reliability, safety, and compliance with standards.

The role requires hands-on supervision of erection, testing, and maintenance activities for HV/EHV transformers, with emphasis on diagnosing faults and producing reports with corrective recommendations.

Qualifications

• Bachelor’s degree in Electrical Engineering.
• 5–10+ years experience with power transformer service/testing.
• Experience with HV/EHV transformers (132kV/220kV/400kV preferred).

Responsibilities

• Supervise transformer erection, oil filling, vacuum treatment, and drying processes.
• Conduct pre-commissioning and commissioning tests (FAT/SAT coordination when required).
• Ensure compliance with drawings, method statements, and safety procedures.
• Perform and interpret tests such as: IR, winding resistance, SFRA, DGA interpretation.
• Analyze results and issue technical reports with corrective recommendations.
• Plan preventive and predictive maintenance activities.
• Diagnose faults (overheating, oil leakage, abnormal gases, bushing failures, OLTC issues).
• Supervise repair, refurbishment, or retrofitting works.

Skills

Transformer testing

Maintenance planning

Troubleshooting

HV/EHV experience

Education

Bachelor's in Electrical Engineering

Tools

DGA interpretation tools

IR test equipment

Job description

Power Service Transformer Engineer – Job Description

1) Job Summary

The Power Service Transformer Engineer is responsible for installation, testing, commissioning, maintenance, troubleshooting, and overhaul of power transformers (LV/MV/HV/EHV) at substations and industrial facilities. The role ensures reliability, compliance with standards, and minimized downtime.

2) Key Responsibilities

• Supervise transformer erection, oil filling, vacuum treatment, and drying processes.
• Conduct pre-commissioning and commissioning tests (FAT/SAT coordination when required).
• Ensure compliance with drawings, method statements, and safety procedures.
• Perform and interpret tests such as:
• Insulation Resistance (IR)
• Winding Resistance
• Sweep Frequency Response Analysis (SFRA)
• Dissolved Gas Analysis (DGA) interpretation
• Analyze results and issue technical reports with corrective recommendations.

C. Maintenance & Troubleshooting

• Plan preventive and predictive maintenance activities.
• Diagnose faults (overheating, oil leakage, abnormal gases, bushing failures, OLTC issues).
• Supervise repair, refurbishment, or retrofitting works.

Qualifications

• Bachelor’s degree in Electrical Engineering.
• 5–10+ years of experience in power transformer service/testing.
• Experience with HV/EHV transformers (132kV, 220kV, 400kV preferred).

About Alfanar Projects

Since 1976, Alfanar Projects has evolved into an integrated global project developer and engineering, construction, and technology solutions provider. With a strong track record in the energy, water, and infrastructure sectors, we work alongside governments and partners to deliver strategic projects that align with national priorities and long-term visions.

Our global workforce of 10,000+ professionals drives our mission to shape a more sustainable future, delivering impact-driven solutions across borders.