OZONE INFOTECH

Dubai, UAE

Mechanical Commissioning Engineer

Job ID JOB-022-0000157

Mechanical Commissioning Engineer – Data Centre Cooling

Location: Dubai, UAE
Work arrangement: Onsite
Employment type: Full-time
Seniority: Mid-level
Minimum experience: 5 years

Job summary

We are looking for a Mechanical Commissioning Engineer to lead testing, validation, and handover of data centre cooling and mechanical systems. The role requires practical experience with chilled-water systems, CRAH and CRAC units, pumps, chillers, controls, integrated systems testing, and coordination with vendors, contractors, consultants, and operations teams.

Required skills

• Mechanical commissioning
• Data centre or mission-critical facilities
• Chilled-water systems
• Chillers and pumps
• CRAH and CRAC units
• HVAC testing and balancing
• Functional performance testing
• Integrated Systems Testing
• BMS controls
• Commissioning procedures
• Method statements
• Commissioning checklists
• Testing documentation
• ASHRAE standards
• English proficiency

Preferred skills

• CFD analysis
• District cooling
• Cooling towers
• Primary and secondary pumping systems
• Variable-frequency drives
• Water-treatment systems
• Thermal load testing
• Failure-mode testing
• Tier III or Tier IV projects
• Energy-efficiency optimisation
• Client coordination
• Team leadership

Education

Bachelor’s degree or diploma in Mechanical Engineering.

Preferred certifications

• Testing and commissioning certification
• ASHRAE training
• LEED Green Associate
• BMS controls training
• Data centre commissioning training

Key responsibilities

• Prepare mechanical commissioning plans, test procedures, checklists, and method statements.
• Review approved drawings, equipment schedules, control sequences, and vendor documents.
• Coordinate pre-commissioning inspections and installation verification.
• Support FAT and SAT for chillers, pumps, cooling towers, CRAH units, CRAC units, AHUs, and control panels.
• Verify flushing, cleaning, pressure testing, water treatment, and system readiness.
• Coordinate HVAC testing, adjusting, and balancing.
• Perform functional testing of chilled-water systems, valves, sensors, alarms, interlocks, and controls.
• Verify BMS sequences, setpoints, trends, alarms, and equipment status.
• Conduct thermal load tests and failure-mode simulations.
• Support integrated systems testing with electrical and controls teams.
• Record test results, defects, observations, and corrective actions.
• Manage punch lists and track issue closure.
• Coordinate with vendors, contractors, consultants, clients, and operations teams.
• Support final handover, operator training, and commissioning documentation.
• Ensure all activities follow safety, permit-to-work, and site procedures.

Required Skills

Desired Skills

Certifications