Senior Service Engineer- 4 Stroke

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?

Purpose of the Position

The Senior Service Engineer is responsible for leading and executing field service activities on Wärtsilä 4-stroke marine engines worldwide. The role requires strong technical expertise, independent execution of complex assignments, and professional customer engagement while ensuring the highest standards of safety, quality, and operational excellence.

Main Responsibilities

• Lead and execute maintenance, troubleshooting, repair, overhaul, commissioning, retrofit, and inspection activities on Wärtsilä 4-stroke engines and related auxiliary systems.
• Support vessel dry dockings, sea trials, performance optimization, and emergency breakdown attendance.
• Diagnose technical issues, perform root cause analysis, and recommend corrective actions.
• Lead small field service teams and provide technical guidance and mentoring to junior engineers.
• Plan and coordinate service activities to ensure efficient use of manpower, tools, and spare parts.
• Act as Wärtsilä's technical representative at customer sites and maintain strong relationships with vessel operators, technical management, and shipyards.
• Prepare accurate service reports and provide technical feedback to internal stakeholders.
• Ensure compliance with Wärtsilä QEHS requirements, Life Saving Rules, customer regulations, and marine industry standards.
•  Promote a strong safety culture through risk assessments, safe working practices, and reporting of safety observations.

Required Qualifications

• Diploma or Bachelor's Degree in Marine Engineering, Mechanical Engineering, or equivalent technical discipline.
• Strong knowledge of marine propulsion systems and auxiliary machinery.

Experience Requirements

Essential

• 5-8 years of experience in marine engine maintenance, field service, ship management, or engine manufacturing.
• Hands-on experience with medium-speed 4-stroke marine engines.
• Experience leading engine overhauls, troubleshooting assignments, and customer-facing service activities.
• Experience working onboard vessels, in shipyards, or marine service environments.

Preferred

• Experience with Wärtsilä engine products, particularly Wärtsilä 31, 32, 34DF, 46, and 50.
• Experience in a field service organization.
• Exposure to dry dock projects, commissioning, and sea trials.
• Knowledge of engine automation, control systems, and condition-based maintenance practices.

Key Competencies

Technical

• Advanced troubleshooting and fault diagnosis
• Engine overhaul expertise
• Root cause analysis
• Technical reporting
• Project coordination

Behavioral

• Customer Focus
• Safety Leadership
• Accountability
• Coaching & Mentoring
• Collaboration
• Planning & Organizing
• Adaptability
• Effective Communication

Travel & Mobility

• Willingness to travel extensively worldwide (up to 80%).
• Ability to mobilize at short notice to support customer requirements.
• Ability to work onboard vessels, at ports, and in shipyards globally.

Success Measures

• Safe execution of service activities.
• High customer satisfaction and service quality.
• Successful delivery of complex overhauls and troubleshooting assignments.
• Effective technical leadership and knowledge sharing.
• Timely and accurate technical reporting.
• Compliance with Wärtsilä safety, quality, and operational standards.

Ideal Candidate

A marine professional with strong hands-on experience on medium-speed 4-stroke engines, capable of independently leading global service assignments, supporting customers, mentoring colleagues, and delivering technical excellence in a dynamic field service environment.

Other required skills: 

• Relevant years of expertise in Wartsila Lifecycle Products and Services
• Good Cultural knowledge
• Strong result orientation
• Strong will to win

Job Location:  Remote

Last application date: 24th August 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.