RAJKUMAR S
Electrical Engineer
Chennai
Summary
Engineer- Shift Incharge manages 33 KV AIS systems with relay-based protection in IT-enabled manufacturing environments. Coordinates preventive maintenance, fault troubleshooting, and repairs on wiring, motors, and control panels to reduce downtime and keep shopfloor equipment running safely. Supports installation and upgrade work with operations and IT teams while enforcing electrical safety standards.
Overview
3
3
Languages
7
7
years of professional experience
Work History
Engineer- Shift Incharge
Utility Projects & Services Pvt (L&T Construction)
11.2024 - 05.2026
- Operation & Maintenance Of 33 KV AIS System With Relatives Relays.
- Conducted routine maintenance on electrical systems to prevent downtime in IT-enabled manufacturing setups.
- Troubleshot and repaired wiring, motors, and control panels in IT-intensive shopfloor machinery.
- Supported IT and operations teams during equipment installations and upgrades.
- Ensured compliance with safety standards and protocols during all maintenance activities.
- Monitored substation parameters using SCADA/HMI systems.
- Assisted in commissioning, testing, and energization of new electrical equipment.
- Ensured compliance with electrical safety standards, LOTO procedures, and permit-to-work systems.
- Prepared maintenance reports, equipment logs, and shutdown documentation.
Junior AI Engineer
AiSPRY
09.2023 - 10.2024
- Designed and implemented a machine learning system that predicts hardware malfunction with more than 80% accuracy.
- Skilled AI Trainer with experience in training machine learning models, preparing datasets, and improving AI systems' accuracy and performance.
- Expertise in natural language processing (NLP), computer vision, and reinforcement learning concepts.
- Created global and personalized real time reports system for executives stakeholders and processes in SAS, Tableau, and proprietary systems.
- Worked closely with a team of data engineers and BI analysts to improve the efficiency customer recommendation analytics engine by 33%.
Tranieer Engineer 230Kv/11Kv SS
Hyundai Motor India Ltd
06.2019 - 09.2023
- Operated and maintained 230kV/110kV/33kV/11kV GIS and AIS substations.
- Performed preventive, predictive, and breakdown maintenance of HT/LT electrical equipment.
- Operated and monitored power transformers, circuit breakers, isolators, CTs, PTs, and busbars.
- Carried out maintenance and testing of protective relays (distance, differential, overcurrent, earth fault, and transformer protection).
- Performed switching operations, shutdown planning, and restoration activities following safety procedures.
- Conducted insulation resistance, transformer oil, and relay testing to ensure system reliability.
- Diagnosed and resolved faults in transformers, switchgear, motors, and electrical distribution systems.
- Maintained 11kV switchgear, PCC, MCC panels, and HT/LT distribution networks.
- Operated and maintained DG sets, UPS systems, battery banks, and capacitor banks.
- Ensured compliance with electrical safety standards, LOTO procedures, and permit to work systems.
- Coordinated with operation and maintenance teams to minimize equipment downtime.
- Prepared maintenance reports, equipment logs, and shutdown documentation.
- Performed root cause analysis (RCA) for electrical failures and implemented corrective actions.
- Monitored substation parameters using SCADA/HMI systems.
- Assisted in commissioning, testing, and energization of new electrical equipment.
Education
Data Science using Python Programming
360DigiTMG
Chennai, India03-2024
BACHELOR OF TECHNOLOGY [B.TECH.], EEE ENGINEERING (PT) - undefined
Bharath Institute of Higher Education and Research
Chennai, India12-2022
Diploma in Electrical and Electronics Engineering (DEEE) - undefined
S.A. Engineering college
Chennai, India05-2018
Skills
Circuitry wiring installation
High-voltage switchgear maintenance
Relay protection systems
Motor troubleshooting
Control panel maintenance
Preventive maintenance
Electrical safety compliance
Troubleshooting
Equipment installation support
Downtime reduction
Python
Power BI
Machine learning
MySQL
Data cleaning
AutoCAD Electrical
PLC troubleshooting
VFD tuning
Thermography
Predictive maintenance
SAP PM
Timeline
Engineer- Shift Incharge
Utility Projects & Services Pvt (L&T Construction)
11.2024 - 05.2026
Junior AI Engineer
AiSPRY
09.2023 - 10.2024
Tranieer Engineer 230Kv/11Kv SS
Hyundai Motor India Ltd
06.2019 - 09.2023
Diploma in Electrical and Electronics Engineering (DEEE) - undefined
S.A. Engineering college
BACHELOR OF TECHNOLOGY [B.TECH.], EEE ENGINEERING (PT) - undefined
Bharath Institute of Higher Education and Research
Data Science using Python Programming
360DigiTMG