Secondary Engineer

Hitachi Automotive Systems Americas, Inc.; Chennai District; On-site; INR 1,500,000 - 2,200,000; Full time

Job summary

Hitachi Energy Technology Services Private Limited in Chennai invites an experienced electrical engineer to join as a design authority for medium-complex projects. You'll prepare protection schemes, SLDs, BOMs, and tender documents, coordinating with primary equipment and vendors to ensure compliance and on-time delivery.

You should have 5–8 years of experience, a bachelor's in electrical engineering, and proficiency with CAD tools and E3, plus familiarity with IEEE/IEC standards.

Qualifications

• Bachelor's degree in electrical engineering or related field.
• Proficiency in CAD design tools and E3.
• Knowledge of IEEE, IEC and relevant standards.
• Knowledge in substation tendering and project engineering activities.
• Independent contributor with ability to execute complex challenges.
• Proactive, dynamic, and able to work across teams and countries.
• Excellent written and spoken English.

Responsibilities

• Review tender documents, technical specs and prepare Design Intent Document.
• Prepare Protection SLDs and Functional Design Standards or Descriptions.
• Prepare signal lists, trip matrices, logic and interlocks.
• Review vendor drawings and document vetting of control & relay panels.
• Prepare schematics for interface equipment in panel schemes for completeness.
• Prepare relay ordering info, cable schedules, and BoQ estimation for wiring/termination diagrams.
• Provide panel engineering layouts, wiring tables and terminal tables.
• Estimate engineering effort for projects and contribute to tender costing.
• Ensure on-time delivery of design deliverables and escalate schedule risks.
• Verify technical data sheets and ensure compliance with external/internal regulations.

Skills

Engineering discipline expertise

Independent contributor

Team player

Education

Bachelor's degree in electrical engineering

Tools

CAD design tools

E3

Job description

Location: Chennai, Tamil Nadu, India

Job ID: R0143411

Date Posted: 2026-09-02

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.
• Auxiliary Power System design like Low Voltage AC Panel & DC Panel requirements, Aux Tr and Battery & Charger Sizing, ACDC Cable sizing & CB selectivity study.
• 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.
• 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
• 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.
• Responsible to ensure compliance with applicable external and internal regulations, procedures, and guidelines.
• 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

• Bachelor's degree in electrical engineering or related field with 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).
• Individual contributor using in-depth knowledge in a specific area to execute complex or specialized projects / challenges often thinking independently to challenge traditional solutions.
• Comprehensive knowledge of related disciplines in the organization.
• Works independently, applying established standards.
• Dynamic and Proactive, willing to grow in the organization.
• Team player, ready to play the role across the different countries.
• High level of ownership and able to guide and plan works for the team.
• Proficiency in both spoken & written English language is required.

Accessibility and reasonable accommodation

Qualified individuals with a disability may request a reasonable accommodation if you are unable or limited in your ability to use or access the Hitachi Energy career site as a result of your disability. You may request reasonable accommodations by completing a general inquiry form on our website. Please include your contact information and specific details about your required accommodation to support you during the job application process. This is solely for job seekers with disabilities requiring accessibility assistance or an accommodation in the job application process. Messages left for other purposes will not receive a response.

Use of AI and automated tools in recruitment

As part of our recruitment process, Hitachi Energy uses digital and automated tools, including AI-supported solutions, to assist with activities such as application screening, job matching, and interview scheduling. These tools are designed to support our recruiters and do not replace human decision-making. Candidate data is processed in accordance with applicable data protection and employment laws as well as Hitachi's Global Data Privacy Notice.

Background Screening and Security Checks

As part of the hiring process, Hitachi Energy conducts pre-employment background checks that may include verification of employment history, education, criminal records, and other relevant information, in accordance with applicable laws. For certain roles—particularly those involving access to sensitive information, financial responsibilities, client data, regulated environments, or security-sensitive functions—additional or more comprehensive background or security screenings may be required. These may include, but are not limited to, enhanced criminal history checks, credit history reviews (where legally permissible), sanctions screening, or other due diligence measures aligned with the responsibilities of the position. The scope and depth of any background or security review will be determined based on the nature of the role and business necessity, and will always be conducted in compliance with applicable federal, state, and local laws. Candidates will be notified and, where required, asked to provide consent prior to the initiation of any such checks.

Hitachi brings together the world’s greatest minds to help breathe life into new possibilities – and drive innovation for a better future. That’s why we look for individuals who share our pioneering spirit, have imaginative ideas and are fearless when it comes to tackling the world’s biggest challenges. Our people love technology – and they love making a difference. They have a passion for finding new solutions and working with brilliant colleagues. Every day they dedicate themselves to a huge range of exciting projects, contributing to the Hitachi vision around the globe. From engineering new sustainability solutions that conserve water and energy to creating the infrastructure for the smart cities of tomorrow, there’s no challenge too great for our pioneers. And there’s no shortage of opportunities for you to make a difference. Come and experience the dynamic, collaborative and creative environments where your ideas are welcome and new discoveries are waiting. To help you grow to your full potential, we strive to support our employees in their career aspirations and promote the freedom to explore new horizons.

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