Data 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 Data Engineer with a main responsibility in fitting and maintaining our data-driven vessel models, optimizing vessel operations. The preferred location for this position is Helsinki, Finland. We offer a possibility to hybrid remote work.

Your role and responsibilities:
 
As a Data Engineer your work will include:

• Configuring, validating and deploying statistical models developed by Voyage data scientists
• Debugging and solving production service issues
• Improving our automatic data processing machinery

You would be doing this work as a part of a team that consists of software and data engineers, and owns various services written mainly in Python. In addition to the listed main responsibilities, you can also focus on other aspects of the team’s work based on your individual skills and interests.
 
Requirements for the position: 

• An analytical mindset and good problem-solving skills
• The ability to learn a set of in-house developed tools and techniques
• Basic knowledge of statistical models and the Python programming language
• Good command of both written and spoken English 

We consider it as a plus if you: 

• Are skilled in
  • Dealing with time-series data
  • Scientific Python ecosystem 
  • Data pipelines
  • Data monitoring
• Understand the maritime business
• Are familiar with some part of maritime technology
• Are an open-source contributor 

  
Why you and us?   
  
You will be valued as your true self. We are a mature and diverse team and appreciate the different viewpoints our colleagues can bring to our work. Wärtsilä as a company is committed to diversity and supporting an inclusive work community.

Most of our team members have a developer or engineer background and our hobbies and interests 
include games of all sorts, books, climbing, circus, cooking, and, of course, sailing. If you enjoy any these as well, you should fit in just right! And in case you have experiences and interests to add to the list, even better!

You get to make a difference. We use data every day to decarbonize. 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, materializing the company purpose. 
  
Contact & next steps:  
  
Please submit your application before the application deadline of 22.10.2025 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: 

Joris Agtmaal
Lead Data Science
joris.vanagtmaal@wartsila.com

Last application date: 22/10/2025 

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.