Overview
Commissioning Engineer - Cooling Specialist at IOTA GROUP — Ajman, Ajman, ae. As **Commissioning Engineer - Cooling Specialist**, you will be responsible for supporting the commissioning and start-up activities of **Cooling Distribution Units and associated hydraulic, electrical and control systems**. Your main responsibilities will include: - Perform **pre-commissioning inspections** of primary and secondary piping, hydraulic components and electrical connections. - Verify correct installation, wiring, termination, mounting and overall mechanical integrity of the equipment.
Full job description
As Commissioning Engineer - Cooling Specialist, you will be responsible for supporting the commissioning and start-up activities of Cooling Distribution Units and associated hydraulic, electrical and control systems.
Your main responsibilities will include:
- Perform pre-commissioning inspections of primary and secondary piping, hydraulic components and electrical connections.
- Verify correct installation, wiring, termination, mounting and overall mechanical integrity of the equipment.
- Confirm completion and adequacy of system flushing and perform visual inspections to identify defects, leaks or installation issues.
- Perform commissioning and start-up checks on primary and secondary cooling circuits.
- Verify electrical power systems including voltage, phase sequence, grounding, protection devices and power supply integrity.
- Check the installation, calibration and operational readiness of sensors and control devices.
- Support initial filling, flushing, air purging and hydraulic balancing of the secondary loop.
- Test pumps and Variable Frequency Drives (VFDs) and verify rotation, control response and operational performance.
- Perform functional testing of control sequences, alarms, safeties and interlocks.
- Carry out communication testing through BACnet / Modbus and verify correct integration with the Building Management System (BMS).
- Support Site Acceptance Testing (SAT) of the Cooling Distribution Units.
- Monitor CDU operation and system performance through the Human Machine Interface (HMI).
- Record operating parameters including temperatures, pressures, flow rates, pump status, valve positions and alarms.
- Extract available event and alarm logs and contribute to the preparation of commissioning and test reports.
- Provide onsite standby support and immediate troubleshooting in case of abnormal operating conditions or system alarms.
- Strong practical knowledge and experience with cooling systems.
- Proven experience in commissioning, start-up or testing of cooling equipment and associated systems.
- Good understanding of hydraulic circuits, pumps, VFDs, instrumentation and control systems.
- Knowledge of BMS communication protocols such as BACnet and Modbus.
- Ability to perform commissioning inspections, functional testing and troubleshooting activities onsite.
- Comfortable working with HMI systems, operational parameters, alarms and equipment status.
- English proficiency required.
- Ability to work in an international and multicultural project environment.
- Location: Khazna Site - Ajman, United Arab Emirates
- Starting date: 1 October 2026
- Duration: 6 months
- Working schedule: Resident position - 6 days per week / 4x1 rotation
- Candidate origin: Open to all nationalities
- Accommodation: Provided
- Transportation: Local transportation / vehicle provided
- Food allowance: Provided
- Flights: Provided
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