Service Engineer, 4-Stroke Small Bore

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. Did you know that shipping is the world’s most efficient mode of transportation and that 88% of the world's trade is carried by sea?

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. Are you ready to jump onboard?

Job Title: Service Engineer, 4-Stroke Small Bore

We are now looking for a Service Engineer to join 4-Stroke Small Bore team. This a permanent opportunity and its preferred location is Busan, Korea. 

What will you be doing:
As Service Engineer, 4-Stroke Small Bore, 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
• Min. 2 years’ work experience of similar task
• 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
• 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
All our employees are encouraged to utilise the variety of training activities, learning solutions and self-study materials that we have to offer which supports the opportunity to further develop your talents and competencies within a very global working environment, in an ambitious and growth orientated organisation.

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: 20/09/2025 

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