Ammonia Refrigeration Technician

APM Terminals; Chennai District; On-site; INR 600,000 - 900,000; Full time

Job summary

Maersk is seeking an experienced ammonia refrigeration technician to operate, monitor and maintain industrial refrigeration systems in Chennai. You will diagnose faults, conduct routine inspections and supervise contractors during major maintenance campaigns.

Responsibilities include ensuring safety procedures, keeping detailed equipment records, and implementing energy-saving and reliability improvements across facilities. 5–8 years of domain experience is preferred.

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.

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

Root Cause Analysis

Reading P&IDs

Preventive & Predictive Maintenance

Safety standards

Tools

Pumps & valves

Cooling towers

Heat exchangers

PLC-based automation

Screw & reciprocating compressors

Job description

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.

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.

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.

Equal Opportunity Employment

Maersk is a committed diverse and inclusive workplace 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. We are happy to support your need for any adjustments during the application and hiring process. If you need special assistance or an accommodation to use our website, apply for a position, or to perform a job, please contact us by emailing [e-mail].