Operations & Maintenance Technician

About the role

The Operations & Maintenance (O&M) Technician will support the smooth operation of Wärtsilä’s plant at the Mangal site in Kogi State, Nigeria. Working on assigned shifts, the technician ensures plant performance and reliability by carrying out both planned and unplanned maintenance tasks in line with company standards.

Key responsibilities

• Perform all plant‑related O&M activities during the assigned shift.
• Troubleshoot and maintain 4‑stroke engines and their auxiliary electrical systems.
• Use electrical measuring equipment to monitor engine parameters, fuels, fluids and air supply.
• Conduct trending and analysis of operational data to identify issues.
• Execute planned preventive maintenance and respond to unplanned breakdowns.
• Record all activities in the shift logbook and report resource usage, job scope changes and deferred maintenance.
• Start, synchronize and protect local and remote engines, providing immediate corrective actions.
• Ensure availability of tools, materials and equipment; follow safety, quality and environmental procedures.
• Utilize Maximo for work order reporting and documentation.

Required profile

• Passion for mechanical operations and commitment to high‑quality delivery.
• Ability to work rotating shifts and follow safety and compliance requirements.
• Good communication and teamwork skills to coordinate with other departments.

Required skills

• Troubleshooting of 4‑stroke engines.
• Proficiency with electrical measuring equipment.
• Knowledge of diesel engine auxiliary systems and maintenance.
• Understanding of engine fuels, fluids and air supply.
• Basic use of Maximo maintenance management system.
• Ability to perform vibration and temperature checks.