Senior Substation Design Engineer - Secondary Design

Hitachi Energy; Chennai District; Hybrid; INR 800,000 - 1,200,000; Full time

Job summary

Hitachi Energy in Chennai seeks an experienced electrical design engineer to support tendering and project execution for protection and control panels. You will review documents, create design intents, schematics, and interlock logic, and coordinate with vendors and primary equipment teams.

The role involves ensuring timely delivery of design deliverables, performing voltage drop calculations, and contributing to FAT/SAT activities.

Qualifications

• Experience in design and engineering of control and protection panels.
• Knowledge of AIS and GIS secondary designs.
• Ability to co-ordinate with multiple departments for design progress.

Responsibilities

• Review Tender documents and prepare Design Intent Document.
• Prepare Protection SLD showing principles, relays and meters.
• Prepare Functional Design Standards/Descriptions and Signal lists.
• Review vendor drawings and perform technical vetting of control & relay panels.
• Prepare circuit diagrams for new and retrofit projects.
• Ensure on-time delivery of design deliverables and align with project schedule.
• Interface with Primary Equipment, Bay Controller Units/SCADA/RTU/Tele protection.
• Carry out CT/VT sizing and relay configuration.

Skills

Protection design

Relay configuration

AIS GIS design

Interface engineering

Vendor coordination

Tools

SCADA

RTU

Job description

Able to perform the following activities:

• Review of Tender document, technical specifications and preparation of Design Intent Document
• Preparation of Protection SLD showing principles, relays and meters
• Preparation of 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 interfaces equipment in Control & Relay Panel scheme thus providing completeness
• Preparation of relay ordering information.
• Preparation of circuit diagrams – New & Existing Set-up (applicable for retrofit projects)
• Preparation of Cable block diagram
• Preparation of Cable Schedule & BoQ estimation for ordering
• Preparation of Wiring/Termination diagrams
• Preparation of Core sheets
• Preparation of SCS IO Schedule
• 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
• Auxiliary Power System design like Low Voltage AC Panel & DC Panel requirements, Aux Tr and Battery & Charger Sizing, ACDC Cable sizing & CB selectivity study.
• CT / VT Sizing
• Relay configuration (Preferred)
• Excellent knowledge in AIS & GIS secondary designs.
• As Built documentation
• Co-ordination with other departments like primary, lead engineer, sourcing, C&R factory counterpart & own department control and protection etc. for design progress & completion
• Vendor Offer Evaluations. FAT / SAT of primary secondary equipment, system as and when needed.
• Ensure Ontime delivery of design deliverables & to be vigilant on project schedule impacts.
• 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
• Innovative ideas to reduce Engineering effort
• Plan, implement, review and continuously improvise quality system
• Ensure the Safety through design principles which meant for complete project lifecycle.

Having an idea about the following activities:

• Vendor Offer Evaluations. FAT / SAT of primary secondary equipment, system as and when needed.
• Ensure Ontime delivery of design deliverables & to be vigilant on project schedule impacts.
• Technical data sheets verification of equipment’s. Knowledge of equipment, such as circuit breakers, disconnectors, earthing switches, instrument transformers, power transformers, etc
• 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
• Innovative ideas to reduce Engineering effort
• Vendor Offer Evaluations. FAT / SAT of primary secondary equipment, system as and when needed.
• Ensure Ontime delivery of design deliverables & to be vigilant on project schedule impacts.
• Support and act as interface engineer during erection & commissioning
• Plan, implement, review and continuously improvise quality system & follow OPEX initiatives