Testing & Commissioning Engineer

Job Title: Testing & Commissioning Engineer

We are a leading EPC contracting company in Saudi Arabia, specializing in high voltage (HV) and extra-high voltage (EHV) substations
, overhead transmission lines (OHTL), power plants, water treatment plants, water pipelines, and industrial plant projects. To support the successful execution of our power and infrastructure projects, we are seeking an experienced Testing & Commissioning Engineer to ensure the reliable and efficient commissioning of electrical systems.

The Testing & Commissioning Engineer will be responsible for the commissioning of HV/EHV substations, power systems, and electrical infrastructure
, ensuring compliance with project specifications, safety regulations, and performance standards. The role involves conducting various electrical tests, troubleshooting system issues, and collaborating with multidisciplinary teams to deliver fully functional electrical installations.

• Perform testing, pre-commissioning, and commissioning of HV and EHV substations (132kV, 220kV, 400kV).

Conduct primary and secondary injection tests for transformers, switch gear, protection relays, and control panels.

• Execute circuit breaker timing tests, insulation resistance tests, and transformer oil testing
  .
• Verify SCADA, relay protection systems, and communication protocols for substation automation.

• Analyze and interpret test results to identify system malfunctions or deviations
  .
• Diagnose faults in circuit breakers, CTs, PTs, relays, transformers, and protection schemes
  .
• Implement corrective actions and coordinate with engineering teams for issue resolution.

• Ensure all commissioning activities comply with SEC (Saudi Electricity Company), IEC, IEEE, and NETA standards
  .
• Maintain accurate test reports, commissioning records, and as-built documentation
  .
• Participate in HSE (Health, Safety, and Environment) programs to ensure safety compliance during testing activities.

• Work closely with project managers, design engineers, and site teams to ensure seamless project execution.
• Coordinate with clients, consultants, and third-party testing agencies to meet project milestones.
• Attend technical meetings and provide detailed progress reports on testing and commissioning activities.

• Ensure successful integration of protection and control systems with SCADA/DCS
  .
• Conduct final acceptance tests (FAT) and site acceptance tests (SAT).
• Facilitate project handover by preparing operation and maintenance manuals and training plant personnel.

• Recommend process improvements and testing methodologies to enhance efficiency.
• Stay updated on emerging technologies in testing, protection, and automation systems
  .
• Develop standard operating procedures (SOPs) for testing and commissioning activities.

• Bachelor’s degree in Electrical Engineering or Power Systems Engineering
  .

• Minimum 5+ years of experience in testing and commissioning of substations, switch gear, and protection systems
  .
• Hands-on experience in 132kV, 220kV, or 400kV substations is highly preferred.

• Proficiency in relay testing and protection coordination
  .
• Hands-on experience with testing equipment such as OMICRON, Doble, Megger, and Fluke
  .
• Strong understanding of SEC standards, IEC, IEEE, and NETA regulations
  .
• Excellent problem-solving and analytical skills for fault diagnostics and rectification.
• Ability to work under pressure and meet project deadlines
  .

• SEC (Saudi Electricity Company) approval or certification is an advantage.
• NETA Level II/III, PMP, or CEng (Chartered Engineer) certification is a plus.