Manager - T&C (Relay Testing)
Larsen & Toubro
Date: 3 hours ago
City: Riyadh
Contract type: Full time
- Lead and manage protection relay testing and commissioning activities for utility-scale solar PV plants, substations, switchyards, and grid interconnection facilities.
- Supervise testing of protection relays, including overcurrent, earth fault, differential, distance, transformer, busbar, and line protection schemes.
- Review protection coordination studies, relay setting calculations, protection schematics, single-line diagrams, and control wiring drawings.
- Perform and oversee secondary injection, primary injection, functional testing, trip circuit checks, and end-to-end protection testing.
- Ensure proper integration and testing of protection relays with SCADA, RTU, and substation automation systems.
- Coordinate with EPC contractors, consultants, OEMs, utilities, and client representatives during testing and commissioning.
- Manage testing schedules, manpower allocation, equipment availability, and site execution activities.
- Ensure compliance with IEC, IEEE, utility requirements, project specifications, and approved testing procedures.
- Troubleshoot protection relay malfunctions, wiring issues, communication failures, and protection scheme abnormalities.
- Prepare and review relay test reports, commissioning records, punch lists, and handover documentation.
- Ensure calibration and proper use of relay testing equipment, such as OMICRON and Megger test kits.
- Implement site safety procedures, permit-to-work requirements, and quality control measures during testing activities.
- Provide technical guidance and training to relay testing engineers and technicians.
- Support grid synchronization, energization, performance testing, and final project handover.
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