Senior Technical Expert, 46TS

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.

Technical Services is a globally recognised technical knowledge centre within Wärtsilä. Our primary mission is to offer comprehensive technical support to both internal and external stakeholders throughout the lifecycle of Wärtsilä's products and solutions.

We are now seeking a
(Senior) Technical Expert
to work on advancing the W46-TS, Wärtsilä's newest and most innovative large bore engine. We welcome applicants at various levels of seniority, as this role can be offered as Technical Support Engineer, Technical Expert, or Senior Technical Expert.

The role is offered as a permanent contract and the preferred location is
Turku, Finland
or
Trieste, Italy.
Our team embraces a hybrid working model, offering the flexibility to work partially remotely.

To support our global customer base, occasional travel is part of the role. The typical travel amount is maximum 120 working days per year, with flexibility to adjust the frequency according to your preferences and personal circumstances.

What will you be doing?
In this role, you will deliver high-level technical support for our products to both external and internal customers throughout the product lifecycle. Serving as a crucial link between R&D and the field, you will identify and initiate product improvements. Your expertise will be instrumental in resolving complex technical challenges through thorough root cause analysis and hands-on problem-solving.

As part of our global, customer-focused organisation, you will have the opportunity to travel internationally, collaborate with leading experts, and work with cutting-edge technologies. We are committed to keeping you at the forefront of innovation, and you will receive comprehensive training to stay up to date with the latest advancements. Your insights and experience will directly contribute to product development, and you will be encouraged to actively shape and improve our ways of working.

Your responsibilities include, but are not limited to:

• Providing high-level engine expert support for internal and external customers.
• Making product improvements and participating in the introduction and design stages of new products and solutions.
• Performing field testing of new products in the field.
• Producing field follow-up materials, feedback analyses, and reports.
• Conducting site surveys and troubleshooting in the field.
• Creating and maintaining technical content for manuals, after-sales information, and service bulletins.
• Following up and solving problems together with other technical departments.
• Actively engaging in continuous competence development and acquiring new knowledge within your area of expertise.
• Influencing and enhancing ways of working through continuous improvement.
• Being an innovative expert in Wärtsilä's expert organisation.

The following will enable you to succeed in this role:

• BSc or MSc in Mechanical Engineering, equivalent educational background, or qualifications gained through work experience.
• Experience with and knowledge of Wärtsilä 4-stroke engines and related auxiliary equipment.
• Field experience with troubleshooting, performance analysis, and reporting.
• Motivation and genuine interest in working with engines and continuously increasing your expertise.
• Strong interpersonal skills and a team player approach to enable productive collaboration with team members and other stakeholders, both in the office and on-site.
• Organised, proactive, and flexible way of working, with a self-directed approach and the capability to drive work forward independently.
• Excellent analytical and technical problem-solving skills.
• Proficient English language skills, both written and spoken.
• Willingness to travel when required.
• A service-oriented mindset to provide the best possible experience for our customers.

Contact & next steps:
Still unsure whether to apply or have a question about the role? Feel free to contact Alessio Cuzzit,
Manager, Wärtsilä 46TS, Sulzer Z
, by email at (only for questions, applications sent via email will not be processed).

Does this sound like the job for you? If yes, we hope to hear from you before the application deadline by submitting your application (in English) in our Career portal.

Last application date: 21/01/2026

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