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.
We are seeking a dynamic Field Service Engineer – 4‑Stroke to join our Mechanical Field Services Resources team to manage complex field service activities related to Wärtsilä 4‑stroke engines and associated systems.
You will work primarily in the field, directly interfacing with customers, performing advanced service activities such as commissioning, troubleshooting, overhauls, and maintenance of Wärtsilä products.
The preferred location for this position is in Trieste (Italy). When not on assignment, remote working is possible, supporting flexibility and work‑life balance.
Join us to make a significant impact and contribute to the success of Wärtsilä’s innovative solutions!
Your role and responsibilities
As Service Engineer, 4 stroke, your work will focus on these responsibilities:
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Execute planned maintenance and repair activities on Wärtsilä OEM 4‑stroke engines and their auxiliaries
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Perform overhauls of engine components on site or on board vessels
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Carry out advanced engine troubleshooting to identify root causes of mechanical failures
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Inspect completed work to ensure repairs meet Wärtsilä quality standards
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Check, adjust, and test relevant systems, including auxiliary systems
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Perform commissioning and trial runs of Wärtsilä equipment
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Participate actively in failure investigations and troubleshooting processes
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Prepare accurate and timely service reports, technical documentation, and travel expense reports in line with Wärtsilä requirements
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Identify failures, perform adjustments, and support testing and trial operations
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Collect, organize, and submit time and expense reports to administrative personnel as required
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Work in full compliance with Wärtsilä guidelines, including Quality, Environment, Health & Safety (QEHS) requirements
To be successful in this role, we expect you to have:
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Technical high school diploma in mechanics and/or Bachelor’s degree in Marine Engineering or Mechanical Engineering
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Proven ability to overhaul engine components on site or on board
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Previous experience with planned maintenance and repair of Wärtsilä OEM engines and auxiliaries is a strong advantage
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Solid experience in engine troubleshooting, routine maintenance, and component investigations** **
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Strong problem‑solving and analytical skills
Excellent communication skills to interact effectively with customers and internal teams
High motivation to learn, develop, and grow professionally
Team‑oriented mindset with a collaborative approach
Ability to perform effectively in dynamic and changing environments
Good knowledge of English and Italian
Willingness and motivation to travel extensively (minimum 80% of the year), including international assignments
Why Join Us
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Work with advanced Wärtsilä 4‑stroke engine technology
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High level of responsibility and autonomy in a customer‑facing role
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International exposure and continuous learning opportunities
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Flexible working model when not in the field
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Be part of a professional, collaborative, and safety‑driven service organization
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.
**Last application date: 18/05/2026 **
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 www.wartsila.com .
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