HVAC & Refrigeration Systems Technician

We are seeking a hands-on HVAC & Refrigeration Systems Technician to join our Facilities team.
In this role, you will be responsible for the ongoing operation, maintenance, troubleshooting, and continuous improvement of HVAC and refrigeration systems across the company’s facilities.
You will work with a wide range of systems, including chillers, cooling towers, AHUs, fans, pumps, chilled-water systems, etc.
The position combines hands-on field work, technical troubleshooting, preventive and corrective maintenance, system monitoring, and collaboration with contractors and internal teams to ensure reliable, efficient, and continuous operation of critical facility systems.
This position requires on-site presence at our Jerusalem facilities 5 days per week

What will your job look like:

Operate, maintain, troubleshoot, and improve HVAC and refrigeration systems across company facilities.
Perform hands-on preventive and corrective maintenance, fault diagnosis, inspections, testing, and day-to-day technical activities.
Support and troubleshoot chillers, cooling towers, AHUs, fans, pumps, valves, chilled-water systems, VRF/VRV systems, compressors, and related controls.

Maintain and troubleshoot commercial refrigeration systems, including refrigerators, freezers, cold rooms, and refrigeration equipment supporting commercial kitchens.

Monitor HVAC and refrigeration systems through BMS and control systems, investigate alarms and abnormal performance, and drive issues through resolution.
Identify root causes of recurring failures and support corrective actions and system improvements. Work closely with the HVAC System Owner, technicians, contractors, and service providers during maintenance, repairs, upgrades, and technical projects.
Document maintenance activities and faults and ensure proper closure of work orders in the facility management system.

All you need is:

3–5+ years of hands-on experience operating, maintaining, and troubleshooting HVAC and/or refrigeration systems in commercial, industrial, high-tech, or other complex facilities – must.

Practical experience with central HVAC systems such as chillers, cooling towers, AHUs, fans, pumps, chilled-water systems, and associated controls.

Experience with commercial refrigeration systems, compressors, refrigerators, freezers, and cold-room equipment.
Strong hands-on troubleshooting skills and the ability to diagnose faults independently and practically in the field.
Experience working with BMS/control systems, including alarms, setpoints, temperatures, trends, and equipment status – an advantage.
Ability to read and understand technical drawings, schematics, manuals, and equipment documentation. Experience working with HVAC/refrigeration contractors and service providers. Relevant HVAC/refrigeration technical certification or professional training – an advantage.
Strong ownership, curiosity, self-learning ability, and a practical problem-solving approach.

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We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.