Secondary Design - Substation

General Information:

Business Information:

The Hitachi Energy Indian Operations Center (INOPC) is a competence center with around 2600+ skilled engineers who focus on tendering, engineering, planning, procurement, functional system testing, installation supervision and commissioning. However, over the last decade, it has evolved to become the largest engineering hub. The India Operations Centre is a key aspect of the Power Grids business Power Up transformation program. The Hitachi Energy Indian Operations Center team at Chennai supports Hitachi Energy’s units in more than 40 countries across a wide portfolio of all the four business units in Power Grid business. To date, the team has executed engineering and commissioning for projects in more than 80 countries.

Mission Statement:

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, engineering hours estimation, visit to project sites, technical risk assessment and opportunity evaluation.

Your Responsibilities:

• Review of Tender document, technical specifications and preparation of Design Intent Document

• Preparation of Protection SLD showing principles, relays and meters and Functional Design Standards/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 circuit diagrams – New & Existing Set-up (applicable for retrofit projects)

• Preparation of Cable block diagram and relay ordering information

• Preparation of Cable Schedule & BoQ estimation for ordering

• Preparation of Wiring/Termination diagrams and Core sheets

• Preparation of SCS IO Schedule Panel Engineering Expertise (Layouts, circuit diagram, wiring table, terminal table etc.,)

• 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

• Auxiliary Power System design like Low Voltage AC Panel & DC Panel requirements, Aux Tr and Battery & Charger Sizing, ACDC Cable sizing & CB selectivity study.

• Excellent knowledge in AIS & GIS secondary designs.

• Co-ordination with other departments like primary, lead engineer, sourcing, C&R factory counterpart & own department control and protection etc. for design progress & completion

• Responsible for obtaining customer approvals for the designs and drawings

• Technical risk and opportunity assessment and validation

• Take part in customer meetings / site visits for tender/project clarifications Support and act as interface engineer during erection & commissioning

• Estimation of engineering effort for each project for costing at tender stage effort

• Living Hitachi Energy’s core values of safety and integrity, which means taking responsibility for your own actions while caring for your colleagues and the business

Your Background:

• Bachelors Engineering in Electrical

• 5-8 years of experience

• Proficiency in required CAD design tools and E3

• Knowledge of relevant international standards ex. IEEE, IEC etc.

• Knowledge in substation tendering and project engineering activities (technical & commercial)

• Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams.

• Attention to detail and a commitment to delivering high-quality digital solutions .