Job highlights

- A Bachelor s or Master s degree in Electrical Engineering with 8-15 years of relevant experience. . Strong experience in HV / EHV substation secondary engineering and Protection & Control up to 400 kV,covering AIS and GIS substations. . Sound knowledge of protection schemes including line,transformer,busbar,distance,differential,overcurrent,earth fault,and breaker failure protection.

Job Summary

Extra High Voltage Engineer (Substation, Secondary Design) - Onshore/ Offshore

Chennai/Gurgaon (Hybrid)

Permanent

Are you passionate about HV/EHV Electrical substation secondary engineering and contributing to the future of energy Would you like to work on HV/EHV substation projects across the globe with international clients Do you want to support the development of future HV substation projects Are you an Electrical Engineer with expertise in EHV design Then an EHV Engineer position is for you!

Join our Industry and Energy Team in Chennai/Gurgaon

Responsibilities

- Deliver secondary engineering and Protection & Control design for onshore/offshore AIS and GIS substations up to 400 kV, from concept and FEED through detailed and tender design.
- Prepare and review SLDs, protection and control schematics, AC/DC diagrams, wiring diagrams, interlocking schemes, cable schedules, SAS signal lists, SCADA architecture and BOM/BOQs.
- Perform engineering calculations and studies, including relay settings and protection coordination, CT/VT sizing, AC/DC load studies, battery/DG sizing, voltage drop, and cable sizing.
- Prepare technical specifications and evaluate supplier/vendor offers for protection relays, SAS, LVAC, DC systems, and associated substation equipment.




- Review client requirements and prepare technical offers, clarifications, deviations, and tender documentation.
- Coordinate with primary engineering, project teams, site teams, clients, and suppliers to manage interfaces, resolve technical queries, and ensure quality and compliance.

Requirements

- A Bachelor s or Master s degree in Electrical Engineering with 8-15 years of relevant experience.
- Solid experience in HV/EHV substation secondary engineering and Protection & Control up to 400 kV, covering AIS and GIS substations.
- Sound knowledge of protection schemes including line, transformer, busbar, distance, differential, overcurrent, earth fault, and breaker failure protection.
- Experience in relay settings, protection coordination, relay configuration, logic implementation, and testing.
- Familiarity with leading protection systems and tools such as Siemens DIGSI, ABB PCM600, GE EnerVista, SEL AcSELerator, or Micom Easergy studio.
- Proficiency in electrical design tools such as SEE Electrical, EPLAN, or EBASE; exposure to Digital Substations is an advantage.
- Good knowledge of relevant IEC, IEEE, IS, EN/BS, CIGRE, CBIP and applicable T&D; standards and safety requirements.
- Experience across concept, FEED, detailed and/or tender engineering, with strong technical coordination skills.
- Excellent written and spoken English, with the ability to communicate effectively with clients, suppliers, and multidisciplinary teams.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Engineer- High Voltage (Sub-station, Secondary design) (Chennai)
🏢 COWI
📍 Chennai