Mechanical Technician

2 weeks ago

Abu Dhabi, Abu Dhabi, United Arab Emirates Al Melehy Human Resource Services Full time

JOB REQUIREMENT IS FOR SHUTDOWN ONLY (40 DAYS)

We require Mechanical Technician specialized and experience with steam turbine generator inspection and maintenance.

See below additional information for your reference.

Desired Candidate Profile
General Mechanical Maintenance and Support

· Support preventive and corrective maintenance activities for rotating and static equipment such as pumps, compressors, blowers, valves, fin fan coolers, and auxiliary mechanical systems.

· Assist in dismantling, inspection, replacement of defective parts, reassembly, and alignment of mechanical components.

· Carry out cleaning, lubrication, and inspection activities as per the maintenance checklist.

· Provide manpower support for lifting, shifting, and alignment of mechanical assemblies.

· Maintain proper housekeeping and ensure safe work area practices during maintenance and outage activities.

Steam Turbine Inspection & Maintenance Activities

Technicians shall support Siemens TFA during the Steam Turbine Generator minor inspection, which includes assistance in:

A. Pre-Stoppage Activities

• Record vibration, temperature, and operating parameters (load, speed, ambient conditions) for all bearings and casings.

B. During Stoppage

• Monitor coasting time from full speed to turning gear engagement.

• Observe and report any abnormal sounds (rubbing, grinding, friction) during coast-down and turning gear operation.

C. Post-Stoppage Activities

• Support insulation removal and reinstallation.

• Assist in dismantling, inspection, and maintenance of HP Stop and Control Valves, including actuator delinking, NDT, repair, and reassembly.

• Inspect and clean steam strainers; perform ultrasonic thickness checks.

• Carry out bearing inspections (journal, thrust, radial) — check white metal condition, measure clearances, inspect seals and oil lines.

• Conduct thrust bearing inspection and verify axial float and preload.

• Support borescope inspection of HP/LP sections for blades and diaphragms.

• Assist in gearbox inspection, backlash check, and reassembly with new lubricant if required.

D. Startup Support Activities

• Support Siemens/OEM during startup, monitoring vibration, temperature, and acoustic performance.

• Record valve actuation and operational parameters during the start-up sequence.

Skill Requirements for Technicians

· Minimum 8 years' experience in generator maintenance in power plants.

· Should have at least experience of 2 STG outage work.

· Familiar with generator components and inspection tools.

· Experience in handling borescopes, insulation tester (megger), and bearing inspection tools.

· Knowledge of plant safety and permit-to-work procedures.

4. Safety and Compliance

· All work shall be executed under valid PTW (Permit to Work) in coordination with HSE and Shift In-Charge.

· Ensure use of PPE and strict adherence to site safety rules and isolation procedures.

· Follow OEM and site-specific quality standards throughout the activity.

5. Documentation and Reporting

· Maintain daily manpower attendance, work logs, and progress reports.

· Document all inspection readings, measurement data, and photographic evidence where applicable.

· Submit completion reports for each major activity or turbine subsystem.

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