Job Summary

The DG Operator and Technician oversees daily power backup operations, executes scheduled servicing (such as A-checks and B-checks), manages diesel stock, and diagnoses mechanical or electrical faults. This role requires strict adherence to electrical safety protocols and coordination with facility, electrical, and OEM service teams. [1, 2, 3]

Key Responsibilities

- Daily Operations & Monitoring. Start, stop, and operate DG sets manually or via Auto Mains Failure (AMF) panels during power outages. Continuously monitor critical parameters including voltage, frequency, load, oil pressure, coolant temperature, and battery health. [1]
- Preventive & Routine Maintenance. Conduct daily visual inspections for oil, fuel, or coolant leaks. Perform routine servicing such as engine oil changes, air/fuel/oil filter replacements, coolant top-ups, and battery terminal cleaning. [1, 2]
- Troubleshooting & Breakdown Repair. Identify abnormal noises, vibrations, overheating, or alarm signals early. Diagnose and repair basic mechanical and electrical faults in alternators, Automatic Voltage Regulators (AVR), battery chargers, and control panels. [1, 2]
- Fuel & Inventory Management. Monitor diesel tank levels, coordinate timely refilling, and prevent fuel spillage or pilferage. Maintain accurate daily logbooks tracking running hours, load readings, fuel consumption, and spare parts. [1]
- Panel & Electrical Coordination. Operate and maintain Low Tension (LT) panels, Air Circuit Breakers (ACBs), Moulded Case Circuit Breakers (MCCBs), and changeover switches. Coordinate with OEM technicians or Annual Maintenance Contract (AMC) vendors for major overhauls. [1, 2]
- Safety & Housekeeping.



Follow Indian Electricity (IE) rules, lockout/tagout procedures, and fire safety guidelines. Keep the DG room, acoustic enclosure, and control panels clean and free of hazards. [1, 2]

Required Qualifications & Skills

- Education. ITI (Electrician, Fitter, or Diesel Mechanic) or a Diploma in Electrical or Mechanical Engineering is standard.
- Experience. Typically 1 to 5 years of hands-on experience operating and maintaining DG sets (ranging from 125 kVA to 1000+ kVA depending on facility size), though entry-level roles exist for freshers.
- Technical Knowledge. Familiarity with major DG brands (such as Cummins, Kirloskar, Caterpillar, or Mahindra Powerol), synchronisation panels, earthing systems, and basic multimeter/clamp-meter testing.
- Documentation & Soft Skills. Ability to maintain neat physical or Excel-based logbooks, work in rotational shifts, and communicate clearly during emergency power breakdowns. [1, 2, 3, 4, 5, 6, 7]

Typical Compensation & Work Environment (India)

- Salary Range. Entry-level and mid-level DG Operators/Technicians in India generally earn between ₹12,000 and ₹25,000 per month, while senior technicians or maintenance in-charges in large industrial plants can earn up to ₹25,000 per month.
- Work Setting. Primarily in office roles in commercial buildings, hospitals, manufacturing plants, data centers, and residential complexes, often involving 8-hour or 12-hour rotational shifts. [1, 2, 3]

If you are using this for a specific purpose, let me know:

- Whether you are hiring for a role or updating a resume
- The DG capacity (kVA) or industry type (hospital, factory, commercial building)

📌 Service Engineer (New Delhi)
🏢 All Hydraulic Services
📍 New Delhi