Service Engineer 4-stroke (H/F)

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Wärtsilä is a world leader in marine technology and leading the industry's transformation towards a decarbonised and sustainable future. With the world’s widest portfolio and service network, we – Wärtsilians - deliver efficient, safe and sustainable integrated products and solutions to enhance the business of our customers. The opportunities presented through digitalisation and new technologies are offering a new era of shipping. We want to change the course towards an interconnected and cleaner maritime future and are constantly on the lookout for future‑oriented talent to join our team and to work towards enabling sustainable societies through innovation in technology and services—together.

Business Unit Parts and Field Service is a global organisation with harmonised ways of working and tools to deliver the best possible services for our customers. In our global team we value, respect, and embrace different opinions and diversity. Safety, environment, and wellbeing are our foundation, and we never compromise them.

Are you a dynamic professional with a passion for hands‑on technical work and global travel?

In this role, you will work on‑site with customers around the world, ensuring the optimal performance and reliability of Wärtsilä engine installations.

We welcome applications from candidates with varying levels of experience. Service Engineers joining the team will be supported in their professional development, with the potential to grow into a Superintendent role over time.

Your role and responsibilities

As a Service Engineer 4‑stroke, you will:

• Execute and oversee maintenance, troubleshooting, and repair tasks, either independently or as part of a team of Wärtsilä 4‑stroke engines.
• Lead service technicians during on‑site operations, ensuring quality, safety, and compliance with technical procedures.
• Provide detailed work reports, including measurements, photos, and progress updates.
• Represent Wärtsilä professionally, maintaining high standards of conduct and readiness to travel on short notice.

Requirements for the position

• Solid knowledge of internal combustion engines (4‑stroke).
• Basic understanding of automation systems.
• Proficiency in IT tools, including MS Office.
• Good English skills for technical communication.
• Ability to work onboard vessels and adapt to diverse environments, with a willingness to travel globally (approximately 85% of the time) .

As an ideal candidate you might also have…

• Previous industry experience (engine tuning, development, or maintenance) is a plus.
• Strong communication and leadership abilities, with excellent teamwork and customer relationship management skills.
• Highly organized and capable of building effective interpersonal relationships.
• Accurate and detail‑oriented, with strong critical thinking skills.
• Proactive, responsible, and self‑motivated.
• Focused on cost awareness and operational efficiency.

Why Join Us?

• Work with cutting‑edge engine technologies and global customers.
• Develop expertise in diagnostics, service operations, and performance optimization.
• Enjoy a dynamic, fast‑paced environment with opportunities for professional growth.

Contact & next steps

Does this sound like the job for you? If yes, submit your application before the deadline through our Careers portal. Applications submitted via email or through recruitment agencies will not be considered.

Our recruiting tool recognizes the time zone where the job ad has been published and closes the application period according to the same time zone. We will be conducting interviews with qualified candidates throughout the process and aim to keep you informed along the way.

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.

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 .