Ammonia Refrigeration Technician

A.P. Moller - Maersk; Chennai District; On-site; INR 1,100,000 - 1,700,000; Full time

Job summary

APM Terminals seeks a skilled ammonia refrigeration specialist to operate, monitor, and maintain systems across food processing and industrial plants. You will diagnose faults, manage safety procedures, and supervise contractors during major maintenance events.

We value experience with screw and reciprocating compressors, PLC-based control systems, and rigorous adherence to safety standards in ammonia environments.

Qualifications

• 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.
• Operation and maintenance of ammonia refrigeration systems.
• Screw and reciprocating compressors.
• Refrigeration control systems and PLC-based automation.
• Piping, pumps, valves, and heat exchangers.
• Ability to read P&IDs and engineering drawings.
• Safety standards related to ammonia refrigeration.

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.

Skills

Industrial refrigeration

Preventive maintenance

Troubleshooting

Root Cause Analysis

Reading P&IDs

Safety compliance

PLC-based automation

Pumps & valves

Tools

PLC-based automation

Pumps & valves

Refrigeration controls

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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