Subject Matter Expert Protection Systems & Testing

Mitarsh Energy; Bhuj; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Mitarsh Energy in Bhuj, Gujarat is seeking a Protection Systems Engineer to lead testing, commissioning and maintenance of protection relays for Solar, Wind and BESS assets across multiple sites. You will perform disturbance analysis, protection coordination, and health assessments while coordinating with OEMs, EPCs and utilities.

Willingness to travel to project locations is required. Ideal candidates have experience with numerical relays, grid codes, and protection testing equipment, and can

Qualifications

• Experience with protection relays and protection schemes.
• Hands-on testing, commissioning, and validation of protection systems.
• Ability to perform disturbance records analysis and RCA reports.

Responsibilities

• Lead commissioning, testing, and validation of protection systems for Solar, Wind, BESS, and Substation assets.
• Perform secondary and primary injection testing of protection relays.
• Configure and maintain numerical protection relays; review settings and firmware.
• Run protection coordination studies and TCC analyses; optimize settings for reliability.

Skills

Protection relays

Testing & commissioning

Fault analysis

Root cause analysis

Grid code knowledge

Tools

Omicron CMC Series

Megger Relay Test Sets

Freja Test Kits

Primary/Secondary Injection Kits

ETAP & DigSILENT

Job description

Key Responsibilities

Protection System Testing & Commissioning

• Lead commissioning, testing, and validation of protection systems for Solar, Wind, BESS, and Substation assets.
• Perform Secondary Injection Testing and Primary Injection Testing of protection relays.
• Verify protection schemes including feeder, transformer, busbar, capacitor bank, inverter, and transmission line protections.
• Conduct commissioning of Numerical Relays from OEMs such as ABB, Siemens, Schneider, GE, SEL, Areva, Easun Reyrolle, and NR Electric.

Numerical Relay Configuration & Maintenance

• Configure, parameterize, and maintain numerical protection relays.
• Review protection settings and ensure compliance with design requirements.
• Manage firmware upgrades, relay backups, and version controls.
• Diagnose relay malfunctions and implement corrective measures.

Relay Coordination Studies

• Perform Protection Coordination Studies and TCC (Time Current Coordination) analysis.
• Review relay settings for feeder, transformer, line, generator, inverter, and BESS applications.
• Optimize relay settings to improve selectivity, reliability, and system stability.
• Coordinate with engineering and commissioning teams for implementation of revised settings.

Disturbance Record & Event Analysis

• Analyze Disturbance Records (DR), Fault Records, and Sequence of Events (SOE).
• Investigate electrical faults, relay operations, nuisance tripping, and grid disturbances.
• Prepare detailed Root Cause Analysis (RCA) reports.
• Recommend corrective and preventive actions for improving system reliability.

Protection Health Assessments

• Conduct periodic protection system audits and health assessments.
• Monitor relay performance and identify potential risks.
• Prepare condition assessment reports and reliability improvement plans.
• Establish maintenance standards and protection testing schedules.

Grid Compliance & Statutory Testing

• Ensure compliance with CEA, Grid Code, SLDC, RLDC, and utility requirements.
• Perform annual and periodic statutory testing of protection systems.
• Support grid synchronization, shutdown planning, and protection verification activities.
• Maintain testing records, relay settings database, and compliance documentation.

Reliability & Performance Improvement

• Minimize plant downtime through proactive maintenance practices.
• Identify recurring protection issues and implement long-term solutions.
• Support availability improvement initiatives across renewable assets.
• Develop SOPs, testing procedures, and protection maintenance guidelines.

Technical Leadership

• Provide technical guidance to O&M and site teams.
• Conduct training sessions on relay testing, fault analysis, and protection maintenance.
• Support troubleshooting activities across multiple sites when required.
• Coordinate with OEMs, EPC contractors, utilities, and internal stakeholders.

Required Technical Skills

Protection Relays

• Distance Protection
• Differential Protection
• Transformer Protection
• Feeder Protection
• Busbar Protection
• Overcurrent & Earth Fault Protection
• Directional Protection
• Under/Over Voltage Protection
• Under/Over Frequency Protection
• Reverse Power Protection

Testing Equipment

• Omicron CMC Series
• Megger Relay Test Sets
• Freja Test Kits
• Primary Injection Test Kits
• Secondary Injection Test Kits

Software & Analysis

• ETAP
• DigSILENT PowerFactory
• Relay Configuration Software
• DR & SOE Analysis Tools
• MS Excel & Reporting Tools

Desired Competencies

• Strong analytical and troubleshooting skills.
• Expertise in fault investigation and root cause analysis.
• Knowledge of Grid Codes and regulatory standards.
• Ability to work independently at remote renewable energy sites.
• Strong communication and stakeholder management skills.
• Willingness to travel across project locations.

Preferred Industry Experience

• Utility Scale Solar Power Plants
• Wind Power Plants
• Battery Energy Storage Systems (BESS)
• Transmission & Distribution Networks
• Renewable Energy O&M Projects