Service Engineer, 4-Stroke FS Resources

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?

We are now looking for Service Engineers to join 4-Stroke FS Resources Team. This a permanent opportunity and its location is Busan, Korea. 

What will you be doing:
As Service Engineer, 4-Stroke, your work will focus on these responsibilities:

• Carry out 4-stroke engine trouble shooting, routine maintenance & components overhauling.
• Perform commissioning, sea trial and overhaul inspection for 4-stroke engine projects.
• Execute warranty, modification, and design upgrade job for new building projects.
• Perform commissioning of 4-stroke engines automation.
• Perform operation & maintenance supports for marine business and power plant. 

To be successful in this role, we expect you to have:

• BSc in Mechanical, Marine, Electricity & Electronics or Mechatronics Engineering
• Suitable real work knowledge and experiences related to 4stroke engine maintenance, troubleshooting of mechanical/automation system and control of various marine auxiliaries, e.g. power distribution, motor control, process sensors & instrumentation, pumps & fans and other process system componentry
• Ability to understand, use and correct electrical automation schematics & drawings and competent level of related documentation
• Ability to work on various 4-stroke engines with engineer background
• Knowledge of machinery, automation system and field service works in marine industry
• More than 2 years’ work experience of similar task
• Experience in working in international environment and willingness to travel
• Good command of English, written and verbal
• Excellent command of Korean, written and verbal
• A person of Korean National Merit is preferred.

NB: To process applicant's personal information safely during the recruitment process, the applications are collected via System (Career in website) only and we don't collect the applicant's full Social Security ID number. Therefore, please do send your application by the system (not by email), and input the date of birth only in the applications instead of the whole Social Security ID number.

Why you and us?  

You are valued – as your true self. At Wärtsilä YOU matter.

We value diversity and are committed in supporting inclusive work community.  Your growth is supported. We believe in continuous learning & teamwork. Wärtsilian community has your back when it comes to development opportunities – so you can develop beyond your potential. 

You get to make a difference. Innovation and sustainability are important for us. Every day, we - Wärtsilians - put our hearts and minds into enabling sustainable societies through innovation in technology and services into reality.  

Contact & next steps:   

Please submit your application before the deadline through our Careers portal. Applications through email will not be considered. After submitting your application you’ll receive a confirmation email.

In case of any questions, reach out to (only for questions from direct job applicants, applications through email will not be recorded or responded to):

Hyun Joo Kim

Talent Acquisition Partner

Email: hyunjoo.kim@wartsila.com

Last application date: 06/12/2025 

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 www.wartsila.com. #LI-HK1