Supplier Development Engineer

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?

We are always on the lookout for a talent with a growth mindset – are you the one? 

We are looking for a Supplier Development Engineer with a main responsibility in Catalyst, Auxillary and Fuel Gas Supply System. The preferred location for this position is Vaasa, Finland but also Helsinki and Turku, Finland are option. We offer a possibility to hybrid remote work.  

Your role and responsibilities 

As a Supplier Development Engineer your work will include:

• Actively support new product introduction and lead proactive quality assurance activities for supplier deliveries


• Analyse supplier performance and capabilities, identify development opportunities and drive impactful development actions


• Develop and execute supplier development action plans to improve supplier performance


• Support suppliers with their operational development initiatives in relation to cost, quality and delivery


• Execute supplier audits and audit follow-up according to supplier development action plan and verify impact

You’ll be working as a part of impact-driven Supplier Development team and supporting Catalyst, Auxillary and Fuel Gas Supply Systems teams with diverse expertise.

Requirements for the position:

• Hands-on experience in welding processes combined with solid knowledge of quality management practices


• Hands-on experience in assembly processes in industrial environment


• Strong personal drive for identifying development potential and proactively lead development initiatives across suppliers and internal stakeholders


• Result-oriented mindset with a proven ability to turn analysis into measurable impact on quality, delivery and cost


• Structured and analytical way of working, with strong problem-solving capabilities


• Strong collaboration and influencing skills, with the ability to lead initiatives and communicate effectively with suppliers and internal teams


• Ability to apply lean principles and statistical process control in daily work for driving sustainable process improvement 

Qualifications/to be able to succeed in the position we expect you to have:

• M.Sc. or B.Sc. in Engineering (preferred) or Economics/Business Administration, or equivalent qualification


• 3–5 years of relevant work experience in manufacturing, supplier development, or quality engineering within an industrial environment


• Fluency in English, both written and spoken


• Willingness to travel as required for supplier development activities


• Previous auditing experience or lead auditor qualification (e.g. ISO 9001) is considered an advantage


• Experience with ERP systems such as SAP is considered an advantage

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.  

Contact & next steps   

Please submit your application before the application deadline 12th of June 2026 through our Careers portal. Applications through email will not be considered. After submitting your application, you will receive a confirmation email.

In case of any questions regarding the position, reach out to: [email protected], Supplier Development Manager.

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.