## Associate Project Commissioning EngineerApply: Onsite: Chennai, Tamil Nadu, India: Full time: Posted Today: End Date: October 31, 2026 (21 days left to apply): R0136685**Location:**Chennai, Tamil Nadu, India**Job ID:**R0136685**Date Posted:**2026-10-09**Company Name:**HITACHI ENERGY TECHNOLOGY SERVICES PRIVATE LIMITED**Profession (Job Category):**Engineering & Science**Job Schedule:**Full time**Remote:**No**Job Description:**(empty)Experienced Electrical Engineer specializing in the testing, commissioning, troubleshooting, and energization of HVDC systems, EHV/HV Air Insulated Substations (AIS) and Gas Insulated Substations (GIS). Responsible for planning and executing pre-commissioning and commissioning activities, ensuring compliance with project specifications, international standards, safety requirements, and client expectations. Proven expertise in protection and control systems, power transformers, switchgear, CTs/PTs, GIS equipment, SCADA, communication systems, and HVDC converter station equipment. Skilled in coordinating with clients, OEMs, EPC contractors, and utility representatives to achieve safe and successful project execution. Key Responsibilities• Execute testing and commissioning activities for AIS, GIS, and HVDC substations up to EHV voltage levels. Preform pre-commissioning and functional testing Power Transformers, Circuit Breakers, CTs, VTs/CVTs, Disconnectors and Earthing Switches, Surge Arresters, GIS Bays and Modules and HVDC Converter Equipment etc.•• Good to have knowledge on protection relay testing using Omicron, FREJA, or equivalent test equipment. • Perform secondary injection, end-to-end testing, interlock verification, and protection scheme testing. • Review engineering drawings, protection logic diagrams, cause-and-effect matrices, and commissioning procedures. Coordinate with Commissioning managers for site activities, energization plans, outage schedules, and system integration testing.•• Identify, troubleshoot, and resolve electrical, protection, and control system issues. • Ensure compliance with IEC, IEEE, IS, utility, and project-specific standards. • Prepare commissioning reports, test records, punch lists, and final handover documentation. • Maintain strict adherence to HSE requirements, permit-to-work systems, and electrical safety regulations. Key Skills• EHV/HV AIS & GIS Substation Commissioning • HVDC Converter Station Testing & Commissioning • Power Transformer Testing • High Voltage Equipment Testing • Control & Protection Systems • Fault Analysis & Troubleshooting • Project Coordination & Team Leadership • HSE Management and Electrical Safety Typical Voltage Range• HV: 66 kV, 110 kV, 132 kV, 220 kV • EHV: 400 kV, 765 kV and above • HVDC: ±320 kV, ±500 kV, ±800 kV and higher converter station systems Professional Profile Statement Testing & Commissioning professional with extensive experience in EHV/HV AIS, GIS, and HVDC substations, leading multidisciplinary teams for successful commissioning, energization, and handover of power transmission projects while ensuring safety, quality, and operational reliability.