Control & Protection Design Engineer (≥66 kV)

Hitachi Energy — Chennai, Tamil Nadu, India

Location: Chennai, Tamil Nadu, India Job ID: R0129388 Date Posted: 2026-05-12 Company Name: HITACHI ENERGY TECHNOLOGY SERVICES PRIVATE LIMITED Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No Job Description: The opportunity: Design authority for Control & Protection engineering tasks of low to medium complexity. Work on projects, ensuring the work is completed cost-effectively and in line with contract requirements, quality standards, and safety guidelines. Based on customer technical specifications and inputs from the Europe Engineering team, Prepare Control & Protection schematics up to 400 kV, along with the Bill of Materials, engineering hour estimates, and technical risk and opportunity assessments. Coordinate closely with Engineering Leads to ensure smooth and accurate project execution. How you’ll make an impact: Prepare Key Line Diagrams, Protection Interface Diagrams, Feeder Block Diagrams & Trip Matrix, signal lists and interlocks in line with customer technical specifications. Prepare schematics for Control & Relay Panel schematics for new and existing setups, especially for retrofit projects. Prepare Cable Block Diagrams, relay ordering information, Cable Schedules and create lists for wiring, termination, and labelling for panel manufacturing. Essential knowledge of Primary Equipment, Bay Controller Units, SCADA, RTU, and Tele protection. Interface between AC Panels, DC Panels, Auxiliary Transformers, Battery, ACDC Cable Sizing, AIS & GIS secondary designs and work with various departments for design progress and completion. Conduct technical risk and opportunity assessments and estimate engineering hours and validate inputs. Collaboration with the team, take responsibility for assigned tasks, and ensure timely delivery with high-quality results. You will be responsible to ensure compliance with applicable external and internal regulations, procedures, and guidelines. Living Hitachi Energy’s core values safety and int

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