Position Name: Engineer / Sr. Engineer Power Electronics & Drives Specialist Central Maintenance (Utilities E&I;)

Department: Central Maintenance

Sub-Department: Utilities Electrical & Instrumentation (E&I;)

Reporting To: Manager Central Maintenance (Utilities – E&I;)

Role Objective:

To ensure the reliable, safe, and efficient operation and maintenance of Power Electronics and Variable Speed Drive (VSD) systems across utility and process facilities in the iron and steel plant. The role is responsible for maximizing equipment availability, improving process reliability, minimizing downtime, optimizing energy efficiency, and supporting modernization initiatives involving industrial drive systems, power converters, and automation technologies.

Role Responsibilities:

- Plan, supervise, and execute preventive, predictive, and breakdown maintenance of AC/DC drives, Variable Frequency Drives (VFDs), Soft Starters, DC converters, Servo Drives, Active Front End (AFE) systems, regenerative drives, UPS systems, and power electronic equipment.
- Maintain high availability and reliability of drive systems installed in utility plants, Water Treatment Plants, Pump Houses, Air Compressors, Cooling Towers, Oxygen Plants, Power Plants, Blast Furnace utilities, Steel Melting Shop, Rolling Mills, Material Handling Systems, and auxiliary facilities.
- Perform fault diagnosis and troubleshooting of drive systems, power converters, IGBT modules, rectifiers, inverters, DC links, braking systems, harmonic filters, transformers, cooling systems, and associated control circuits.
- Analyze drive faults using OEM diagnostic software, event logs, oscilloscopes, power analyzers, communication diagnostics, and predictive maintenance techniques.
- Carry out preventive inspections including thermal scanning, insulation testing, capacitor health checks, cooling system inspections, fan replacements, firmware verification, parameter backup, and communication testing.
- Commission, configure, tune, and optimize AC/DC drives, vector-controlled drives, servo systems, and motion control applications.
- Maintain communication networks between drives and PLC, DCS, SCADA, HMI, Remote I/O, and Industrial Ethernet protocols such as Profibus, Profinet, Ethernet/IP, Modbus, CAN, DeviceNet, and other industrial communication systems.
- Coordinate with automation engineers during system modifications, software upgrades, drive replacements, PLC logic integration, and modernization projects.
- Optimize motor-drive performance for energy efficiency, process stability, torque control, speed regulation, and reduced equipment stress.
- Perform harmonic analysis and recommend suitable mitigation measures including harmonic filters, active filters, line reactors, DC chokes, and power quality improvement solutions.
- Support commissioning, testing, FAT/SAT activities, and performance validation of new electrical drive installations.
- Prepare technical specifications, maintenance procedures, commissioning reports, and drive parameter documentation.
- Maintain backups of drive parameters, application software, firmware versions,



and configuration files for critical equipment.
- Conduct Root Cause Analysis (RCA) of recurring drive failures and implement corrective and preventive actions.
- Coordinate with OEMs, system integrators, contractors, and internal departments for troubleshooting, upgrades, and annual maintenance activities.
- Monitor critical maintenance KPIs including MTBF, MTTR, equipment availability, drive failure trends, energy performance, and maintenance compliance.
- Ensure availability of critical spares including IGBT modules, control cards, power boards, cooling fans, capacitors, communication modules, encoders, and interface components.
- Ensure compliance with electrical safety standards, LOTO procedures, arc flash safety, PTW systems, and statutory regulations during maintenance activities.
- Participate in digitalization, Industry 4.0, predictive diagnostics, remote monitoring, and smart maintenance initiatives related to electrical drive systems.
- Provide technical guidance and training to engineers, technicians, operators, and contractors on power electronics, drive maintenance, and troubleshooting.
- Responsible for fostering a respectful and inclusive work environment, free from all forms of harassment and discrimination.

ISO (9001, 14001, 45001 & 50001): Customer Focus: Ensure reliable operation of power electronic and drive systems to support uninterrupted production, utility operations, and customer delivery commitments.

Process Effectiveness: Improve equipment reliability, reduce drive failures, optimize maintenance practices, and enhance process stability through effective maintenance planning and continuous improvement.

OH&S; Contribution: Ensure strict adherence to electrical safety standards, PTW, LOTO, arc flash protection, hazard identification, risk assessments, emergency preparedness, and incident reporting during maintenance activities.

Environmental Responsibility: Minimize electrical waste, component failures, hazardous electronic waste, emissions, and environmental impacts through sustainable maintenance practices and statutory compliance.

Energy Performance: Optimize motor-drive efficiency, reduce electrical losses, improve power factor, minimize harmonics, and support plant energy conservation objectives through effective utilization of power electronic systems.

Ensure compliance with SA8000 requirements and promote ethical labor practices, workplace safety, and employee welfare within the assigned area of responsibility.

Competencies:

- Strong technical expertise in industrial power electronics, AC/DC drives, and motor control technologies.
- In-depth knowledge of industrial electrical systems, power converters, industrial automation, and process control.




- Expertise in troubleshooting complex drive failures and power quality issues.
- Strong analytical and problem-solving capabilities using Root Cause Analysis (RCA), FMEA, and reliability engineering tools.
- Knowledge of industrial communication protocols, PLC/DCS integration, and automation systems.
- Excellent planning, coordination, and project execution capabilities.
- Focus on equipment reliability, operational excellence, energy optimization, and continuous improvement.

Key Skills:

- AC Drives, DC Drives, VFDs, Servo Drives, Soft Starters, and Motion Control Systems
- Power Electronics, IGBT-based converters, Rectifiers, Inverters, and Regenerative Drive Systems
- Harmonic Analysis, Power Quality Improvement, Active & Passive Harmonic Filters
- PLC, DCS, SCADA, HMI Integration and Industrial Communication Networks
- Industrial Ethernet, Profibus, Profinet, Modbus, Ethernet/IP, CAN, DeviceNet
- Motor Control, Encoder Systems, Feedback Devices, Speed and Torque Control
- Drive Commissioning, Parameterization, Firmware Management, and System Optimization
- Thermal Imaging, Power Analysis, Oscilloscope Diagnostics, and Predictive Maintenance
- Reliability Engineering, RCA, FMEA, MTBF, MTTR Analysis
- Electrical Safety, Arc Flash Protection, LOTO, PTW, and Statutory Compliance
- CMMS/SAP Maintenance Management and Technical Documentation
- Energy Optimization and Utility System Reliability

Abilities:

- Lead troubleshooting of critical drive systems during emergency breakdowns.
- Analyze complex electrical and automation failures and implement permanent corrective solutions.
- Coordinate maintenance activities with production, utilities, automation, and project teams.
- Manage commissioning, modernization, retrofitting, and system upgrades with OEMs and contractors.
- Optimize equipment performance through advanced diagnostics and predictive maintenance techniques.
- Mentor engineers and technicians in power electronics, industrial drives, and automation technologies.
- Adapt to emerging technologies including digital diagnostics, smart drives, predictive analytics, and Industry 4.0 solutions.

Knowledge:

- Diploma / B.E. / B.Tech in Electrical, Electrical & Electronics, Power Electronics, Electronics & Instrumentation, Instrumentation, or equivalent Engineering discipline.
- Minimum 2 - 7 years of experience in maintenance, commissioning, or troubleshooting of industrial Power Electronics and Drive Systems in an integrated Iron & Steel Plant or other continuous process industries.
- Strong knowledge of industrial AC/DC drives, PLC/DCS systems, industrial communication protocols, electrical protection systems, harmonics, and power quality management.
- Experience with major OEM drive systems such as Siemens, ABB, Rockwell Automation, Schneider Electric, Danfoss, Yaskawa, Fuji Electric, Toshiba, Mitsubishi Electric, or equivalent.
- Knowledge of Indian Electricity Rules, IEC/IEEE standards, ISO 9001, ISO 14001, ISO 45001, ISO 50001, electrical safety regulations, and utility maintenance best practices.

📌 Senior Engineer/Engineer (Chandrapur)
🏢 Lloyds Metals & Energy
📍 Chandrapur