Secondary Engineering

Location: Chennai, Tamil Nadu, India Job ID: R0139124 Date Posted: 2026-10-06 Company Name: HITACHI ENERGY TECHNOLOGY SERVICES PRIVATE LIMITED Profession (Job Category): Engineering & Science Job Schedule:  Full time Remote: No Job Description: Main Accountabilities: 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, Bill of materials, RFQs, vetting of vendor offers, Engineering hours estimation, visit to project sites, technical risk assessment and opportunity evaluation etc., Coordinate with Engineering Leads, Vendors, Tendering team, Project managers, Site execution team, SCM, Secondary and civil / steel design functions, consultants, end customers etc. and provide required support in each Project / Tender. The candidate should have experience managing at least two (2) GIS or AIS substation projects across the full project lifecycle. Specific Knowledge & Skillsets Proficiency in CAD design tools and E3 (optional). AIS/GIS substation equipment, selection criteria, ratings, and their operational purpose (66 kV & above). Understanding PQ solutions (STATCOM/SVC) and special substations (Mobile SS/Prefab) – desirable Tender Engineering - Tender Spec review, analyzing Client requirements, clarifications, RFQ preparations, Tender deliverables including finalization of layout and SLD interpreting tender inputs. Project Engineering – Understand, interpret the project scope & customer specifications, Clarifications, deviations, identify risks, Quality process, etc., Substation Interface Engineering - Cross‑functional interfaces during design and execution phases. Standards - IEC, IEEE standards related to secondary engineering, clauses and applications, reflects where necessary, negotiate client or vendor constructively. Protection SLD of various bus configurations, Key protection functions, protection zones, blind spots, etc., Functional Design Standards/Descriptions Signal list (SCMS, FMS, etc.,), Protection Trip matrix, Logics & Interlocks. Selection of Relay ordering information from different IED vendors, identify protection requirements from ordering code, study and change wherever necessary. Engineering CRP and secondary cubicle layouts. LVAC & DC system distribution philosophy. LVAC & LVDC power cable sizing and selection. Selection of CT / VT parameters.