Electrical Instrumentation Engineer / Technician

Electrical Instrumentation Engineer / Technician
Key Responsibilities

Carry out preventive, predictive and breakdown maintenance of all electrical equipment across the Biogas plant.
Ensure maximum electrical equipment availability and minimum plant downtime through timely troubleshooting and maintenance.
Troubleshoot electrical faults in:
slurry pumps
Digestor agitators
Recirculation pumps
Dewatering equipment
Biogas blowers
Gas purification and membrane systems
Compressors
CBG dispensing/filling systems
Biomanure processing equipment
Utility equipment
Maintain and troubleshoot AC motors, VFDs, soft starters, DOL/star-delta starters, contactors, relays, MCCs, PCCs and control panels.
Maintain and monitor the plant's LT electrical distribution system, including:
LT panels
MCC/PCC panels
Transformers
APFC panels
DG sets
UPS/control power systems
Electrical protection systems
Earthing and lightning protection systems
Monitor electrical parameters such as voltage, current, power factor, kW, kVA, frequency and motor loading and identify abnormal operating conditions.
Perform routine inspection of motors, panels, cables, VFDs, transformers and electrical connections for overheating, abnormal noise, loose connections and insulation deterioration.
Carry out motor insulation resistance testing, cable testing, earth resistance testing and other electrical health checks as per the maintenance schedule.
Maintain and troubleshoot VFDs and motor control circuits, including parameter checking, fault diagnosis and resetting.
Support troubleshooting of PLC, SCADA, instrumentation, sensors, control valves and interlocks in coordination with the automation/instrumentation team.
Understand and troubleshoot process interlocks and emergency shutdown circuits associated with the CBG plant.
Support installation, testing and commissioning of new electrical equipment during plant expansion, modification and optimization.
Maintain electrical systems associated with biogas purification, compression and CBG storage/cascade systems.
Ensure electrical equipment installed in hazardous/gas areas is properly maintained and operated in accordance with applicable safety requirements.
Coordinate with production, mechanical, instrumentation and process teams to identify the root cause of equipment failures.
Respond immediately to electrical breakdowns and critical plant trips, including during night shifts and emergencies.
Maintain detailed records of:
Preventive maintenance
Breakdown maintenance
Motor history
VFD faults
Electrical inspections
Spare consumption
Equipment downtime
Corrective actions
Participate in Root Cause Analysis (RCA) for recurring electrical failures and implement corrective and preventive actions.
Maintain adequate stock of critical electrical spares and coordinate with stores/procurement for timely replenishment.
Assist in identifying opportunities for energy reduction and improvement of plant electrical efficiency.
Ensure strict compliance with LOTO, Permit-to-Work, PPE, electrical isolation and CBG plant safety procedures.

Required Technical Skills

The candidate should have strong practical knowledge of:

Electrical Systems
LT electrical distribution systems
MCC and PCC panels
AC/DC motors
Transformers
DG sets
APFC panels
Circuit breakers and protection systems
Industrial cables and cable termination
Earthing and lightning protection
Motor & Drive Systems
DOL starters
Star-delta starters
Soft starters
VFDs
Motor protection
Overload and short-circuit protection
Motor insulation testing
Automation
Basic-to-intermediate knowledge of PLC and SCADA
Ability to troubleshoot PLC panel wiring and I/O
Understanding of sensors and transmitters
Understanding of electrical/process interlocks
Basic knowledge of control valves and actuators
Ability to coordinate with instrumentation/automation engineers during PLC or SCADA faults
Drawings & Troubleshooting

Candidate must be able to read and understand:

Single Line Diagrams (SLD)
Electrical schematic diagrams
MCC/PCC drawings
Control wiring diagrams
Motor/VFD wiring diagrams
PLC I/O drawings
Cable schedules
Electrical equipment datasheets
Should be capable of systematically troubleshooting faults rather than relying only on component replacement.

CBG Plant Safety Requirements
Experience with biogas, oil & gas, chemical or other hazardous process industries will be preferred.
Knowledge of hazardous-area classification and Ex equipment will be a significant advantage.

Qualifications & Experience

Minimum Qualification:
ITI Electrical / Diploma Electrical / B.E. or B.Tech Electrical / Electrical & Electronics
Experience:
37 years industrial electrical maintenance experience preferred.
Experience in CBG/biogas, ethanol, chemical, food processing, oil & gas, power or other process industries preferred.
Location : Thummalgudem Village, Ramannapet mandal , Yadadri District , Telangana