Senior Service Engineer Mechanic

Wärtsilä; Fatih; On-site; TRY 600,000 - 1,000,000; Full time

Job summary

Wärtsilä is seeking a Senior Service Engineer Mechanic to join the Field Service & Workshop Mediterranean Team in Istanbul, Turkey. You will deliver high‑level maintenance, troubleshooting, and commissioning services for marine engines and propulsion systems, both on shipyards and on vessels, with a focus on safety and quality.

You will lead on-site activities, collaborate with Wärtsilä personnel and subcontractors, and travel extensively within Turkey and overseas to support diverse

Qualifications

• 5–10 years of technical experience within marine engineering or related industries.
• Bachelor’s degree in marine engineering or a relevant engineering discipline.
• Practical experience in engine maintenance, repairs, troubleshooting, and mechanical overhauls.
• Good command of English and a safety‑first mindset.

Responsibilities

• Perform maintenance, overhaul, repair, and troubleshooting on marine engines and propulsion systems.
• Lead on-site activities and supervise Wärtsilä personnel and subcontractors.
• Execute engine start-ups, commissioning assignments, sea trials, and equipment testing.
• Identify technical issues, diagnose root causes, and implement effective solutions.
• Build strong customer relationships and act as a trusted technical expert on site.
• Ensure work complies with Wärtsilä quality, safety, and environmental standards.
• Prepare technical reports and communicate progress to customers and internal stakeholders.
• Contribute to continuous improvement by sharing lessons learned.

Skills

Marine engineering

On-site maintenance

Troubleshooting

Problem solving

Safety mindset

English language

Travel willingness

Education

Bachelor's degree in Marine Engineering

Tools

Ship automation systems

Job description

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 now looking for a Senior Service Engineer Mechanic to join our Field Service & Workshop Mediterranean Team in Istanbul, Turkey.

You’ll play a key role in delivering technical support, maintenance, troubleshooting, and commissioning services for marine engines and propulsion systems across Turkey and beyond.

If you enjoy solving complex technical challenges, working directly with customers, and travelling to diverse project locations, this could be the next step in your career.

Your Role And Responsibilities

As a Senior Service Engineer Mechanic, you’ll work at the forefront of marine technology, supporting customers in shipyards, ports, and onboard vessels. You’ll perform and lead maintenance, overhaul, troubleshooting, commissioning, and startup activities while ensuring the highest standards of safety, quality, and customer satisfaction.

Your responsibilities will include:

• Performing maintenance, overhaul, repair, and troubleshooting activities on marine engines and propulsion systems.
• Leading and supervising on-site activities carried out by Wärtsilä personnel and subcontractors.
• Executing engine start-ups, commissioning assignments, sea trials, and equipment testing.
• Identifying technical issues, diagnosing root causes, and implementing effective solutions.
• Building strong relationships with customers and acting as a trusted technical expert on site.
• Ensuring all work is completed in accordance with Wärtsilä quality, safety, environmental, and operational standards.
• Preparing technical reports and communicating work progress to customers and internal stakeholders.
• Contributing to continuous improvement by sharing lessons learned and promoting best practices.
• Managing work documentation, time reporting, and expense reporting accurately.

To succeed in this role, we expect you to have:

• 5–10 years of technical experience within marine engineering, shipyards, field service, or related industries.
• A bachelor’s degree in marine engineering or a relevant engineering discipline.
• Practical experience in engine maintenance, repairs, troubleshooting, and mechanical overhauls.
• Strong problem‑solving and analytical skills.
• A safety-first mindset and strong commitment to workplace safety.
• Good command of English.
• The flexibility and willingness to travel extensively within Turkey and internationally when required.
• Where applicable, military service obligations must be completed.

It would be great if you also have:

• Hands-on experience with marine engines and propulsion systems.
• Previous experience leading mechanical maintenance, overhaul, troubleshooting, or commissioning activities in a marine or industrial environment.
• Familiarity with ship automation systems.
• Excellent technical communication skills and the ability to explain complex issues clearly to customers and colleagues.

Ready to make an impact? Join us and help shape the future of marine technology.

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 & 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.

Last application date: 08/10/2026

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.