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Mechanical Maintenance Technician – Desalination
1 month ago
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Important information
Contract type:
Permanent
Location:
Doha, Qatar
Work mode:
Onsite
Published on:
11 September 2026
What they need
Summary: We are hiring a Mechanical Maintenance Technician – Desalination for infrastructure and water sector. The role will support the safe and reliable operation of a large-scale water treatment/desalination facility, with a particular focus on mechanical maintenance of RO systems, pumps, valves, rotating equipment, and associated plant machinery.
The ideal candidate will have strong hands-on mechanical maintenance experience in desalination, water treatment, power generation, oil & gas, or other industrial environments, with experience troubleshooting and overhauling mechanical equipment.
Key Responsibilities
- Carry out preventive and corrective maintenance on mechanical equipment.
- Inspect, troubleshoot, repair, and overhaul pumps, motors, valves, gearboxes, compressors, and piping systems.
- Maintain RO plant equipment including: High-pressure pumps
- Booster pumps
- Pressure vessels
- RO skids and membranes
- Filters and strainers
- Chemical dosing systems
- Valves and actuators
- Heat exchangers
- Cranes and lifting equipment
- Perform equipment alignment, lubrication, and condition monitoring.
- Participate in commissioning, startup, and shutdown activities.
- Assist in root-cause analysis of equipment failures.
- Complete maintenance reports and update CMMS/work orders.
- Coordinate with operations, electrical, and instrumentation teams.
- Follow permit-to-work procedures and HSE requirements.
- Respond to emergency breakdowns and plant call-outs when required.
Required Qualifications
- Diploma or Technical Certificate in Mechanical Engineering or Mechanical Maintenance.
- 3–5 years (or more) experience in desalination, water treatment, power plants, oil & gas, or industrial facilities.
- Experience with RO desalination systems is preferred.
- Knowledge of rotating and static equipment maintenance.
- Ability to read mechanical drawings, P&IDs, and technical manuals.
- Familiarity with maintenance management systems (CMMS).
Mechanical Technician's Key skills:
- Hands-on experience in mechanical maintenance activities, including equipment overhauling, bearing and mechanical seal replacement.
- Experience working with centrifugal, vertical, submersible, and dosing pumps.
- Hands-on experience in the assembly and disassembly of plug valves, butterfly valves, and check valves.
- Knowledge of laser alignment, dial gauge measurements, and CMMS (Computerized Maintenance Management System) software.
- Knowledge of pump vibration analysis and predictive maintenance techniques, with hands-on experience in the assembly and disassembly of compressors and motors.
- Working experience with PVDF and CPVC materials.
- Experience in RO (Reverse Osmosis) systems is optional but will be considered an added advantage.
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