Oasis Investment Company (Al Shirawi Group)→
Senior Chiller Mechanic at Oasis… · United…
ExperiencedOn-siteFull-timeUnited Arab Emirates, United Arab Emirates
Skills
large-tonnage chillerscentrifugal chillersscrew chillerscompressor teardown and rebuildrefrigeration cyclescontrolselectromechanical systemswiring diagramsp&idscontrol logicoem technical documentationproblem-solvingdetail-orientedprofessionalismreliabilitysafety focuscommunicationindependent decision makingdistrict cooling plant experiencevfdsplc-based controlsbms interfacesenergy optimisationperformance testingndtoil analysisvibration monitoring
Job Description
Key Responsibilities
- Perform advanced troubleshooting and diagnostics on large-tonnage liquid chillers
- Carry out major and minor services, inspections, and performance assessments
- Execute compressor teardown, inspection, repair, and reassembly (centrifugal, screw, and others)
- Diagnose mechanical, electrical, and control system faults
- Select, identify, and replace OEM and equivalent spare parts accurately
- Interpret wiring diagrams, P&IDs, control logic, and OEM technical documentation
- Support chiller overhauls, retrofits, and commissioning activities
- Conduct vibration checks, oil analysis, and performance testing where required
- Respond to breakdowns and emergency callouts professionally and efficiently
- Prepare clear service reports and recommendations for clients and management
- Maintain high standards of safety, quality, and workmanship at all times
- Mentor junior technicians where required
Required Experience & Qualifications
- Minimum 7–10 years hands-on experience with large-tonnage chillers
- Strong experience across multiple OEMs (e.g. centrifugal and screw platforms)
- Proven ability to independently troubleshoot complex chiller faults
- Demonstrated experience with compressor teardown and rebuild
- Solid understanding of refrigeration cycles, controls, and electromechanical systems
- Ability to work independently and make sound technical decisions on site
- Experience working in UAE or GCC preferred
- Valid UAE driving licence (or ability to obtain one)
- Technical diploma or equivalent qualification in HVAC/R or Mechanical Engineering
Preferred Skills (Advantageous)
- District cooling plant experience
- Experience with VFDs, PLC-based controls, and BMS interfaces
- Exposure to energy optimisation and performance testing
- OEM factory training certificates
- Knowledge of NDT, oil analysis, or vibration monitoring
Personal Attributes
- Strong problem-solving mindset
- Detail-oriented with high technical standards
- Professional, reliable, and safety-focused
- Comfortable working on high-value, mission-critical equipment
- Able to communicate clearly with clients and team members