Chiller Technician (Air Cooled Chillers)

Company Overview

Pemmi International Electromechanical LLC is a UAE-based company delivering technical solutions that support energy-efficient infrastructure. Its work spans high-performance HVAC systems, district cooling networks, and modern RO and sewage treatment plants, all aimed at helping clients lower energy use and operating costs. The organization is certified to ISO 9001, ISO 45001, and ISO 14001, reflecting a strong focus on quality management, workplace safety, and environmental responsibility. With experience in the design, installation, and upkeep of complex systems, Pemmi supports sustainable development across a wide range of projects and works with government bodies, real estate developers, and private-sector clients across the region.

Role Summary

This full-time, on-site position in Dubai is for a Chiller Technician specializing in air-cooled chillers. The role centers on installation, commissioning, fault-finding, and preventive as well as corrective servicing of air-cooled chillers and connected HVAC equipment. The technician will identify issues across mechanical, electrical, and control systems; repair or replace failed parts; and help ensure safe, efficient operation at all times.

Key Duties

• Carry out installation and commissioning activities for air-cooled chillers and related HVAC equipment.
• Diagnose and resolve mechanical, electrical, and control-related problems.
• Perform preventive and corrective maintenance to keep systems running efficiently.
• Repair or replace faulty components as needed.
• Read and apply information from technical drawings, manuals, and equipment documentation.
• Prepare service records and maintenance reports accurately.
• Work with supervisors, engineers, and clients to plan work and reduce downtime.
• Track system performance and suggest improvements where needed.
• Support energy-saving measures and operational efficiency initiatives.
• Follow all company safety requirements and applicable regulations.

Technical Requirements

• Practical expertise in installing, commissioning, troubleshooting, and maintaining air-cooled chillers, pumps, condensers, and similar HVAC assets.
• Ability to interpret electrical schematics, control diagrams, P&IDs, equipment manuals, and specification sheets.
• Working knowledge of refrigeration circuits, compressors, refrigerants, leak testing, evacuation, charging, and performance tuning.
• Understanding of basic electrical and control systems such as sensors, contactors, relays, VFDs, and chiller control panels.
• Experience with preventive maintenance scheduling, documentation, and diagnostic instruments like manifold gauges, multimeters, and thermometers.
• Awareness of safety procedures, including lockout/tagout practices and safe refrigerant and electrical handling.
• A technical diploma or certification in Refrigeration, Air Conditioning, Mechanical Engineering, Electromechanical Engineering, or an equivalent practical background.
• Prior work as a Chiller Technician or HVAC Technician, ideally in air-cooled chiller environments within commercial, industrial, or district cooling settings.
• Strong communication skills and the ability to coordinate effectively in a multicultural workplace.

Workplace Standards

The technician is expected to maintain safe working practices, comply with company policies, and support smooth collaboration with internal teams and external clients. The role also requires attention to system reliability, operational efficiency, and timely completion of maintenance activities.