Sr. Relay Testing and Commissioning Engineer

Job Description

Job Title: Sr. Relay Testing & Commissioning Engineer

About the Role:

We are looking for an experienced Relay Testing & Commissioning Engineer who will be responsible for testing, commissioning, configuration, troubleshooting, and maintenance of protection relays, control systems, and associated substation equipment for MV and HV projects.

Key Responsibilities:

• Testing and commissioning of Control & Relay Panels up to 400kV.
• Perform testing and commissioning of protection relays and schemes for feeder, transformer, motor, generator, line differential, distance, and busbar protection systems.
• Carry out secondary injection testing, functional testing, scheme checks, and end-to-end testing activities.
• Configure, parameterize, and troubleshoot numerical relays and Protection IEDs.
• Integrate protection relays with SCADA systems and ensure interoperability of IEDs.
• Configure communication protocols such as IEC61850, Modbus, DNP3.0, and IEC60870-5-103.
• Create datasets, RCBs, GOOSE configuration, signal tagging, and communication mapping.
• Perform Factory Acceptance Tests (FAT), Site Acceptance Tests (SAT), and prepare commissioning reports.
• Use relay testing equipment such as Omicron, Doble, Ponovo, ISA, Freja, and similar test kits.
• Conduct troubleshooting, retrofit activities, relay replacement, and modification of existing protection systems.
• Analyze faults, identify abnormal system conditions, and provide corrective actions.
• Prepare technical documents such as test reports, relay setting sheets, schedules, and commissioning records.
• Provide customer support, training, and technical presentations when required.
• Travel across India and overseas for project execution and commissioning activities.

Required Skills:

• Strong knowledge of protection schemes including feeder, transformer, motor, generator, distance, differential, and busbar protection.
• Hands-on experience in relay testing, relay setting calculation, fault analysis, and commissioning activities.
• Knowledge of CT/PT circuits, schematic reading, wiring checks, and control logic verification.
• Experience with IEC61850 process bus and communication architecture.
• Understanding of networking basics, Ethernet switches, IP addressing, and communication troubleshooting.
• Ability to read SLDs, schematics, interlocking diagrams, and control wiring drawings.
• Strong analytical, troubleshooting, and problem-solving skills.
• Good communication and report writing skills.
• Self-motivated, disciplined, and willing to learn new technologies.

Preferred Relay Makes & Models:

• Siemens: SIPROTEC 4 / SIPROTEC 5 (7SJ, 7UT, 7SA, 7SD, 7SS Series)
• GE Multilin: 345, 750, 869, D60, L90, T60, B90
• Schneider / MiCOM: P123, P127, P139, P341, P442, P543, P643, P746
• ABB / Hitachi Energy: RED670, REL670, RET670, REB670, REF615, REM615
• Other OEMs: SEL, Alstom, Areva, NR Electric, SIFANG

Contact Details:

Interested candidates can email their resumes to [email removed] or contact [phone removed].