Mechanical maintenance engineer

Wärtsilä is an innovative technology company known for being a forerunner in the Marine and Energy markets. Every day, we – Wärtsilians - put our hearts and minds into turning Wärtsilä's purpose of enabling sustainable societies through innovation in technology and services into reality. Our ultimate aim is to provide increased value to both our customers and society. New, game-changing ideas and continuous improvement have been part of our DNA since 1834. Together, we can create new business opportunities and more sustainable future that we can all be proud of.

We want to transition the world towards a decarbonised and sustainable future. By pushing the boundaries of engineering and technology, we can make it work. We are always on the lookout for future-oriented talent – want to join the ride?

Location: Lihir Site, Papua New Guinea (PNG)Main Responsibilities :

• Coordinate daily mechanical maintenance activities at the plant and/or within the assigned team.

• Ensure plant performance targets are achieved in accordance with contractual requirements within the assigned area of responsibility.

• Train new employees on maintenance procedures, standards, and safe working practices.

• Monitor the condition and availability of maintenance equipment, materials, spare parts, and tools, ensuring they are maintained in accordance with applicable guidelines and policies. Take corrective action when required.

• Ensure all work at the plant is carried out in accordance with Wärtsilä Quality, Health, Safety and Environmental (QHSE) guidelines, customer site procedures, and the assigned maintenance plan.

• Inspect completed maintenance and repair work to ensure it has been performed correctly and that machinery and equipment comply with required specifications and safety standards.

• Coach and mentor maintenance personnel, providing support in diagnosing and resolving more complex machinery and equipment issues.

• Develop and continuously improve maintenance working routines and practices at the plant.

• Prioritize and assign tasks effectively to optimize team resources and ensure work schedules, maintenance priorities, and performance targets are met.

Desired Behaviours / Competencies

• Achieving results

• Making change happen

• Decisiveness and action orientation

• Planning and target setting

• Developing self and others

• Effective communication

• Situational and cultural sensitivity

• Business and customer focus

Job Specifications :

• Diploma or Bachelor’s degree in Mechanical Engineering, Maintenance Engineering, or a related technical discipline.

• Relevant hands-on experience in mechanical maintenance within a power plant, industrial plant, mining environment, or other heavy-industry operation.

• Strong knowledge of preventive and corrective maintenance, troubleshooting, and mechanical equipment.

• Previous experience in supervising, coordinating, or leading maintenance teams is highly desirable.

• Ability to diagnose mechanical equipment problems and provide practical technical guidance to maintenance personnel.

• Good understanding of Quality, Health, Safety and Environmental (QHSE) requirements and safe working practices.

• Strong planning, prioritisation, and problem-solving skills.

• Good communication and interpersonal skills, with the ability to work effectively in a multicultural site environment.

• Able to work effectively in a remote/site-based operational environment.

• Good command of English, both written and spoken.

• Willingness and ability to be based at Lihir Site, Papua New Guinea (PNG) and work according to the applicable site/roster arrangement.

Why Wärtsilä?

At Wärtsilä, we believe in“Fuel your power”, our commitment to providing opportunities for professional growth while enabling our people to make a meaningful and lasting impact on society.

Last application date: 09/11/2026

At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.

Please note that according to Wärtsilä policy, voluntary consent for a security check may be required from candidates being considered for this position, depending on the applicable country.

This is Wärtsilä

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on .