Zahid Rafeeq

Dedicated Mechanical Engineer with hands-on experience in operation, maintenance, and troubleshooting of industrial ammonia and glycol refrigeration systems. Proven ability in ensuring optimal plant performance, safety compliance, and energy efficiency. Adept at planning preventive maintenance, handling breakdowns, and coordinating with QA/QC and utility teams to maintain uninterrupted plant operations.

Maintenance, Operations and Services Mechanical Engineer – (Ammonia & Glycol Refrigeration System (Cold Storage & CA Facility)) at Hamdan AGRO Industries Private Limited (2025-09 – Present)

• Responsible for the operation and maintenance of an ammonia-based primary refrigeration system with glycol as the secondary coolant for temperature-controlled cold storage operations.
• Leading a team of technicians and operators, ensuring safe, efficient and continuous plant performance.
• Execute preventive, predictive and corrective maintenance of compressors, condensers, evaporators, glycol pumps, and associated refrigeration equipment.
• Monitor and regulate the Controlled Atmosphere (CA) system to maintain desired O₂, CO₂, humidity, and temperature levels for long-term fruit preservation.
• Troubleshoot mechanical and process-related issues in refrigeration and glycol circulation systems to ensure consistent plant performance.
• Optimize energy efficiency and cooling performance through system tuning, leak checks, and regular performance audits.
• Coordinate with electrical, automation, and instrumentation teams for smooth plant operation and control system reliability.
• Maintain detailed maintenance logs, operation records, and safety documentation in line with company and regulatory standards.

MECHANICAL ENGINEER (Maintenance & Service – HVAC & Refrigeration) at Abraq Agro Fresh LLP (2022-09 – 2025-09)

• Oversee daily operation and maintenance of ammonia and glycol-based refrigeration systems for fruit storage applications.
• Conduct routine checks on compressors, condensers, and evaporators to ensure reliable plant operation.
• Monitor and regulate the Controlled Atmosphere (CA) system to maintain desired O₂, CO₂, humidity, and temperature levels for long-term fruit preservation.
• Develop and implement preventive maintenance schedules to reduce downtime and extend equipment life.
• Troubleshoot faults in mechanical, electrical, and automation systems related to refrigeration.
• Ensure adherence to safety protocols for ammonia handling and leak management.
• Collaborate with QA/QC department for system performance and temperature compliance verification.
• Maintain log sheets, maintenance records, and operating parameters for audit and performance analysis.
• Supervise maintenance teams and vendors for overhaul and servicing work.
• Involved in heat load estimation, capacity utilization analysis, and energy-saving initiatives.

BACHELOR OF ENGINEERING in MECHANICAL – UNIVERSITY OF KASHMIR (2016 – 2020)