Service Engineer (CCS & EGCS), Exhaust Treatment

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?

What will you be doing:

As Service Engineer (CCS & EGCS), Exhaust Treatment, your work will focus on these responsibilities:

• Executing commissioning, warranty claims and service work for Exhaust Treatment Business in line with organization processes and practice.

• Performing mechanic, PLC & Automation commissioning and trouble shooting.

• Providing the feedback at the earlier project execution phases for sales, design, engineering, purchasing and installation.

• Supporting for sales potential increase through customer interaction and accurate record-keeping in the field.

• Keeping active and positive attitude and behaviour according to Wärtsilä’s Quality, Health, Environment and Safety guidelines

• Continuously developing and improving the competences, attitude and behaviour.

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

• BSc. in Mechanical, Marine, Electrical & Electronics or Mechatronics Engineering.

• Ability to understand, use and correct electrical and automation schematics and drawings, and related component level documentation.

• Willingness to travel domestically for service jobs. The travelling period will vary from a couple of days to a week.

• Proficiency in MS Word, Excel, and Power Point.

• Can-do and positive attitude.

• Good reporting skill.

• Good English Skill, Spoken and Written

• Fluent Japanese Skill, Spoken and Written

It would be seen as a plus if you have:

• Min. one year of experience as marine engineer

• Relevant "hands-on" experiences in the mechanical and electrical disciplines.

• Career as EGCS/BWTS/Inert Gas/HVAC/Pump System engineer

Why you and us You are valued – as your true self. At Wärtsilä 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 put our hearts and minds into enabling sustainable societies through innovation in technology and services into reality.

Contact & next steps

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. We try our best to get back to everyone within 2-3 weeks after application deadline.

Please apply by 30/11/2026 at 23:59 Japanese Standard Time. Our recruiting tool recognizes the time zone where the job ad has been published and closes the application period according to same time zone

Last application date: 30/11/2026

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 .