Secondary Engineer

Hitachi Energy — Chennai, Tamil Nadu, India

Location: Chennai, Tamil Nadu, India Job ID: R0126710 Date Posted: 2026-05-22 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 an engineering discipline with low to medium complexity. Complete assignments on small projects or portions of larger projects, cost-effectively and in accordance with contract specifications, quality standards and safety requirements. Based on technical specification from end customers and inputs from OU Engineering team, prepare Protection principle SLD, Schematics substation layouts, sections, Bill of materials, RFQs, vetting of vendor offers, engg hours estimation, visit to project sites, technical risk assessment and opportunity evaluation etc. How you’ll make an impact: Review of Tender document, technical specifications and preparation of Design Intent Document. Preparation of Protection SLD showing principles, relays and meters and of Functional Design Standards or Descriptions. Preparation of Signal list, trip matrix, Logics & Interlocks. Review of Vendor drawings and documents (technical vetting of Control & Relay panels, Auxiliary System). Preparation of schematic diagrams for the interface’s equipment in Control & Relay Panel scheme thus providing completeness. Preparation of relay ordering information, circuit diagrams – New & Existing Set-up (applicable for retrofit projects), Cable block diagram, Cable Schedule & BoQ estimation for ordering and of Wiring or Termination diagrams. Panel Engineering Expertise (Layouts, circuit diagram, wiring table, terminal table etc.,) – Preferred. Preparation of Voltage drop calculation - Trip & Close coil, LVAC power cable. Identification of existing drawings and modifying them using Red and Green markups as per standard requirements. Interface knowledge with Primary Equipment, Bay Controller Units /SCADA/RTU/Tele protection are essential.

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