Senior Process Design Engineer

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. Did you know that shipping is the world’s most efficient mode of transportation and that 88% of the world's trade is carried by sea?

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. Are you ready to jump onboard?

 

We are always on the lookout for a talent with a growth mindset – are you the one?  
  
We are looking for a Senior Process Design Engineer with a main responsibility in Process unit and -system development and design in Wärtsilä Marine, Catalyst Systems Product Engineering -team. In this position you will work mainly with product development projects. You are the go-to person for process units / system design, and main contact when expert level technical support is needed. Our product offering covers SCR- and DPF systems for NOx and particulate reduction from exhaust gas. The primary location for this position is Vaasa, Finland but Turku, Finland can also be considered.
  
Your role and responsibilities:  
 
As a Senior Process Design Engineer our work will include design- and development tasks related mainly, but not limited to, SCR reagent dosing systems. You support also colleagues on customer deliveries by providing expert assistance on more complex questions and field issues. Your typical deliverables will be system / unit design concepts, prototypes and final designs of the process units and systems. Ability to work hands-on with components and test setups is a benefit. The tasks can also be adjusted slightly based on your individual skills and interests. You’ll be working as a part of engineering team with diverse expertise. In this position you will have excellent visibility from development to delivery and lifecycle of our products.
 
Requirements for the position: 

 

• Degree on process engineering / similar with applicable work experience
• Excellent understanding of process engineering practices in general, process components and their functions
• Working experience with strong track record on process- or product development or -engineering. Experience from process- and equipment design and development with excellent eye on mechanical packaging of products to modules or skids gives you a solid foundation to shine in this role
• Proficiency in English. Finnish or Swedish is a plus
   

Qualifications/to be able to succeed in the position you: 
 

• Can and are willing to take technical lead role in this specific technical area
• Have Strong analytical, problem-solving, and documentation skills
• Know possibilities of calculation / simulation tools for compressed air- and liquid systems
• Are a team player with strong communication skills
• Are eager to learn new things and not being afraid of accepting new challenges
• Understanding of process control engineering & basics of automation is a benefit in this position

  
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 24 of November 2025 through our Careers portal. Applications through email will not be