Ammonia Refrigeration Technician

Maersk; Chennai; On-site; INR 900,000 - 1,300,000; Full time

Job summary

APM Terminals in Chennai seeks an experienced maintenance professional for ammonia refrigeration systems. The role focuses on operating, monitoring, and maintaining complex refrigeration machinery, ensuring safety compliance and reliable plant performance.

You will lead preventive programs, troubleshoot faults, and supervise contractor activity during shutdowns. The ideal candidate has 5–8 years of relevant experience in industrial ammonia systems and a strong track record in safety and process

Qualifications

• Operate and maintain ammonia refrigeration systems.
• Extend preventive and predictive maintenance per plan.
• Diagnose electrical, mechanical, and instrumentation faults.
• Read P&IDs and engineering drawings for troubleshooting.
• Apply ammonia safety standards and procedures.
• Keep accurate records of maintenance activities and parameters.

Responsibilities

• Operate and monitor ammonia refrigeration systems, compressors, condensers, evaporators, pumps, and related equipment.
• Carry out preventive, predictive, and corrective maintenance per schedule.
• Diagnose and troubleshoot mechanical, electrical, and instrumentation faults in refrigeration equipment.
• Monitor system parameters such as pressure, temperature, oil levels, refrigerant levels, and compressor performance.
• Conduct routine inspections to identify leaks, abnormal vibrations, and equipment defects.
• Ensure compliance with ammonia handling procedures and safety regulations.
• Maintain records of maintenance activities, equipment history, and operating parameters.
• Supervise contractors during shutdowns, overhauls, and major maintenance activities.
• Ensure availability of critical spare parts and maintain inventory records.
• Participate in emergency response activities related to ammonia leakage or equipment failure.
• Implement energy-saving and reliability improvement initiatives.
• Ensure compliance with statutory requirements and company safety standards.

Skills

Ammonia refrigeration

Preventive maintenance

Predictive maintenance

Troubleshooting RCA

P&IDs reading

Safety standards

Tools

PLC automation

Control systems

Job description

APM Terminals

Key Responsibilities

• Operate and monitor ammonia refrigeration systems, compressors, condensers, evaporators, pumps, and associated equipment.
• Carry out preventive, predictive, and corrective maintenance activities as per the maintenance schedule.
• Diagnose and troubleshoot mechanical, electrical, and instrumentation faults in refrigeration equipment.
• Monitor system parameters such as pressure, temperature, oil levels, refrigerant levels, and compressor performance.
• Conduct routine inspections to identify leaks, abnormal vibrations, and equipment defects.
• Ensure compliance with ammonia handling procedures and safety regulations.
• Maintain records of maintenance activities, equipment history, and operating parameters.
• Supervise contractors during shutdowns, overhauls, and major maintenance activities.
• Ensure availability of critical spare parts and maintain inventory records.
• Participate in emergency response activities related to ammonia leakage or equipment failure.
• Implement energy-saving and reliability improvement initiatives.
• Ensure compliance with statutory requirements and company safety standards.

Experience

• 5–8 years of experience in industrial ammonia refrigeration systems.
• Experience in food processing, cold storage, dairy, beverage, pharmaceutical, or industrial manufacturing plants is preferred.

Technical Skills

• Operation and maintenance of ammonia refrigeration systems.
• Screw and reciprocating compressors.
• Refrigeration control systems and PLC-based automation.
• Pumps, valves, cooling towers, evaporative condensers, and heat exchangers.
• Preventive and predictive maintenance practices.
• Root Cause Analysis (RCA).
• Reading P&IDs and engineering drawings.
• Safety standards related to ammonia refrigeration.

Maersk is committed to a diverse and inclusive workplace, and we embrace different styles of thinking. Maersk is an equal opportunities employer and welcomes applicants without regard to race, colour, gender, sex, age, religion, creed, national origin, ancestry, citizenship, marital status, sexual orientation, physical or mental disability, medical condition, pregnancy or parental leave, veteran status, gender identity, genetic information, or any other characteristic protected by applicable law. We will consider qualified applicants with criminal histories in a manner consistent with all legal requirements.

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