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. <div>We are looking for a Senior Service Engineer Mechanical to join our Field Service team in Spain, leading and executing complex service activities on 4-stroke marine engines and propulsion systems. In this role, you will act as the key technical expert on-site, guiding the work, supporting the team, and ensuring high-quality service delivery and customer satisfaction.</div> Your role and responsibilities As a Senior Service Engineer Mechanical, you will: <ul><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Lead and supervise field service operations for mechanical works on 4-stroke engines and propulsion systems</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Perform and oversee advanced troubleshooting, maintenance, and repair activities at customer sites</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Take ownership of major overhauls, including disassembly, inspection, repair, and reassembly of critical components</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Execute and lead commissioning and start-up activities for new installations</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Provide technical guidance and leadership to field service teams and subcontractors on-site</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Act as the main technical interface with customers, ensuring clear communication and high service standards</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Work across Diesel, Gas, and Dual Fuel 4-stroke engines</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Troubleshoot and maintain propulsion systems (CPP, Thrusters, Waterjets)</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Ensure strict compliance with safety, quality, and operational procedures</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Travel extensively (up to 80%) to support global field service activities</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Prepare service reports, technical documentation, and recommendations for continuous improvement</li></ul> Requirements for the position <ul><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Extensive hands-on experience with 4-stroke engines (Diesel, Gas, Dual Fuel), ideally in marine environments</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Proven track record in leading overhauls, troubleshooting, and commissioning activities</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Demonstrated ability to lead teams on-site and manage complex service projects independently</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Strong expertise in marine propulsion systems (CPP, thrusters, waterjets)</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Excellent problem-solving and decision-making skills in high-pressure situations</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Solid customer-facing experience, with the ability to build trust and manage expectations</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">High level of ownership, accountability, and safety awareness</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Strong communication skills in English, both written and spoken</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Willingness and flexibility to travel globally (approx. 80%)</li><li style="font-family:arial , helvetica , sans-serif;font-size:10.0pt;">Ability to work effectively in multicultural and cross-functional environments</li></ul> 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 &amp; 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 &amp; 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: 14/06/2026  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 <a href="http://www.wartsila.com">www.wartsila.com</a>.  #wärtsilämarine #FSWScareers #FuelYourPower#LI-SS1​

We enable sustainable societies through innovation in technology and services together with all our stakeholders &ndash; today and tomorrow. We emphasise innovation in sustainable technology and services to help our customers continuously improve environmental and economic performance. We work together with our strong ecosystem of partners every day, providing a wide portfolio of leading technologies and innovative solutions that offer our customers superior uptime, reliability and foreseeable lifecycle costs across their operations. Our global passionate team of 17,500 energy and maritime experts in 200 locations in more than 70 countries is committed to shaping decarbonisation transformation of our industries across the globe.

Senior Service Engineer, Mechanical - 4-Stroke Engines

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. <div>We are looking for a Senior Service Engineer Mechanical to join our Field Service team in Spain, leading and executing complex service activities on 4-stroke marine engines and propulsion systems. In this role, you will act as the key technical expert on-site, guiding the work, supporting the team, and ensuring high-quality service delivery and customer satisfaction.</div> Your role and responsibilities As a Senior Service Engineer Mechanical, you will: <ul><li>Lead and supervise field service operations for mechanical works on 4-stroke engines and propulsion systems</li><li>Perform and oversee advanced troubleshooting, maintenance, and repair activities at customer sites</li><li>Take ownership of major overhauls, including disassembly, inspection, repair, and reassembly of critical components</li><li>Execute and lead commissioning and start-up activities for new installations</li><li>Provide technical guidance and leadership to field service teams and subcontractors on-site</li><li>Act as the main technical interface with customers, ensuring clear communication and high service standards</li><li>Work across Diesel, Gas, and Dual Fuel 4-stroke engines</li><li>Troubleshoot and maintain propulsion systems (CPP, Thrusters, Waterjets)</li><li>Ensure strict compliance with safety, quality, and operational procedures</li><li>Travel extensively (up to 80%) to support global field service activities</li><li>Prepare service reports, technical documentation, and recommendations for continuous improvement</li></ul> Requirements for the position <ul><li>Extensive hands-on experience with 4-stroke engines (Diesel, Gas, Dual Fuel), ideally in marine environments</li><li>Proven track record in leading overhauls, troubleshooting, and commissioning activities</li><li>Demonstrated ability to lead teams on-site and manage complex service projects independently</li><li>Strong expertise in marine propulsion systems (CPP, thrusters, waterjets)</li><li>Excellent problem-solving and decision-making skills in high-pressure situations</li><li>Solid customer-facing experience, with the ability to build trust and manage expectations</li><li>High level of ownership, accountability, and safety awareness</li><li>Strong communication skills in English, both written and spoken</li><li>Willingness and flexibility to travel globally (approx. 80%)</li><li>Ability to work effectively in multicultural and cross-functional environments</li></ul> 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 &amp; 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 &amp; 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: 14/06/2026  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 <a href="http://www.wartsila.com">www.wartsila.com</a>.  #wärtsilämarine #FSWScareers #FuelYourPower#LI-SS1​

Senior Service Engineer, Mechanical - 4-Stroke Engines

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Wartsila

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