Engine Field Service Technician - Level III

Location: Haryana, India

Job Summary

This role is a customer-focused individual contributor responsible for performing advanced diagnostics, commissioning, repairs, overhauls, and performance tuning of Cummins gas engine and genset products at customer sites with minimal supervision. The role requires strong technical expertise in gas engine systems, control electronics, and diagnostics, along with the ability to guide customers, coach technicians, and ensure adherence to safety, quality, and Cummins standards.

Key Responsibilities Customer & Field Service Execution

• Establish and maintain strong customer relationships, ensuring timely and effective resolution of service issues.
• Perform complex diagnostics, repairs, overhauls, rebuilds, and commissioning of gas engines and gensets at customer sites.
• Apply Cummins service procedures, policies, and specialized diagnostic tools to resolve complex engine and system issues.
• Identify additional service, retrofit, or sales opportunities and communicate them to relevant teams.

Diagnostics, Troubleshooting & Repair

• Diagnose and resolve complex gas engine issues such as misfire, knocking, high exhaust temperature, deration, and load-related faults.
• Interpret ECU fault codes, sensor data, error logs, and performance trends.
• Utilize advanced diagnostic tools such as Insite, InPower, Optimus, oscilloscopes, gas analyzers, and vibration analyzers.
• Validate repairs by replicating complaints and confirming resolution.

Commissioning & Performance Optimization

• Commission gas gensets operating on various gas types (Biogas, Natural Gas, PNG, CNG, LPG).
• Tune and optimize air–fuel ratio (AFR), ignition timing, governor control, speed droop, and voltage settings.
• Optimize engines for efficiency, emissions compliance, reliability, and site-specific gas conditions.
• Support dual-fuel operation where applicable.

Preventive & Predictive Maintenance

• Execute and define preventive maintenance schedules specific to gas engines.
• Perform condition-based monitoring of spark plugs, valves, compression, lubrication oil, and critical components.
• Predict potential failures and recommend corrective and preventive actions to customers and service teams.

Safety, Compliance & Quality

• Ensure strict adherence to Cummins Health, Safety & Environmental (HSE) policies and local regulations.
• Guide customers and sites on gas safety, leak prevention, ventilation, flameproof equipment, and fire protection.
• Understand and comply with explosion-proof and gas safety standards (ATEX, PESO, pressure systems).
• Report safety incidents, risks, or non-conformances promptly.

Documentation & Reporting

• Complete service documentation including service worksheets, commissioning reports, tuning reports, RCA/5-Why/8D analyses, warranty claims, and timesheets.
• Maintain accurate service records in Cummins business systems for traceability and warranty evaluation.
• Ensure quality documentation for audit, compliance, and continuous improvement.

Coaching & Cross-Functional Coordination

• Coach, mentor, and provide technical guidance to junior technicians, apprentices, and dealer service teams.
• Coordinate with application engineering, quality, warranty, supply chain, gas suppliers, and external consultants.
• Support technical escalations and collaborate with product specialists for complex issues.

About Us

Cummins is an equal opportunity employer. Our policy is to provide equal employment opportunities to all qualified persons without regard to race, sex, color, disability, national origin, age, religion, union affiliation, sexual orientation, veteran status, citizenship, gender identity, or other status protected by law.This role is a customer-focused individual contributor responsible for performing advanced diagnostics, commissioning, repairs, overhauls, and performance tuning of Cummins gas engine and genset products at customer sites with minimal supervision. The role requires strong technical expertise in gas engine systems, control electronics, and diagnostics, along with the ability to guide customers, coach technicians, and ensure adherence to safety, quality, and Cummins standards.