Location

Chennai, Tamil Nadu, India

Job ID: R0136697

Date Posted

2026-08-03

Company Name

HITACHI ENERGY TECHNOLOGY SERVICES PRIVATE LIMITED

Profession (Job Category)

Engineering & Science

Job Schedule: Full time

Remote

No

Control and Relay Protection Engineer

Job Title

Control and Relay Protection Engineer

Job Summary The Control and Relay Protection Engineer is responsible for the design, engineering, testing, commissioning, and maintenance of protection, control, automation, and monitoring systems for power transmission and distribution substations. The role ensures safe, reliable, and efficient operation of electrical power systems by implementing protection schemes, control systems, and communication networks.

Key Responsibilities

Protection System Engineering

Design protection schemes for transmission and distribution networks.

Develop protection settings and coordination studies for:

Distance Protection

Differential Protection

Overcurrent Protection

Earth Fault Protection

Busbar Protection

Transformer Protection

Generator Protection

Perform short-circuit, load flow, and protection coordination studies.

Control System Engineering

Design substation control and monitoring systems.

Prepare control schematics, logic diagrams, and functional designs.

Develop interlocking and control philosophies.

Configure and test HMI, SCADA, and automation systems.

Engineering Documentation

Prepare and review

Protection and Control Schematics

Wiring Diagrams

Single Line Diagrams (SLD)

Cable Schedules

Terminal Plans

Bill of Materials (BOM)

Functional Design Specifications (FDS)

Ensure compliance with project specifications and international standards.

Relay Configuration and Testing

Configure numerical relays from manufacturers such as:

Siemens SIPROTEC

GE Multilin

ABB Relion

Schneider Electric MiCOM

SEL (Schweitzer Engineering Laboratories)

Perform relay testing and validation.

Conduct factory acceptance tests (FAT) and site acceptance tests (SAT).

Commissioning Activities

Execute protection and control system commissioning.

Conduct end-to-end testing and relay coordination verification.

Perform substation energization activities.





Troubleshoot protection and control system issues.

Communication and Automation

Implement IEC 61850-based substation automation systems.

Configure communication protocols

IEC 61850

Modbus

DNP3

IEC 60870-5-101/104

Support integration with SCADA and Energy Management Systems (EMS).

Compliance and Safety

Ensure compliance with utility standards, IEC, IEEE, and applicable regulations.

Follow electrical safety procedures and commissioning practices.

Participate in risk assessments and hazard analysis.

Required Qualifications

Education

Bachelor's Degree in Electrical Engineering or Power Systems Engineering.

Master's Degree is an advantage.

Experience

Typically 3–15+ years in protection and control engineering.

Experience in transmission, distribution, or renewable energy projects.

Technical Skills

Protection relay applications and settings.

Power system studies using ETAP, DIgSILENT, PSCAD, or similar software.

Substation automation and SCADA integration.

IEC 61850 engineering and testing.

Reading and preparing electrical drawings and schematics.

Soft Skills

Problem-solving and analytical thinking.

Technical report writing.

Project coordination and stakeholder management.

Solid communication and teamwork skills.

Ability to work under project schedules and commissioning deadlines.

Key Performance Indicators (KPIs)

Successful completion of engineering deliverables.

Protection system reliability and availability.

Compliance with project schedules.

Reduction of protection-related outages.

Commissioning and startup success rate.

Adherence to quality and safety standards.

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 Al and automated tools in recruitment

As part of our recruitment process, Hitachi Energy uses digital and automated tools, including Al-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.

📌 Protection & Control Design Engineer (Chennai)
🏢 Hitachi
📍 Chennai