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Vaasa, FI

Function:  Research & Development
Job Category:  Research & Development

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 with smart technology, and our Smart Marine and Energy visions into reality.

We want to transition the world towards a cleaner future. By pushing the boundaries of engineering and technology, we can make it work. Together, we can create new business opportunities and more sustainable future that we can all be proud of.  Want to join the ride?



We are looking for a Development Engineer to the Plant Performance team in the Energy Business Technology and Product Management business unit. This position will be reporting to General Manager, Plant Expertise. 
In this important position you will support sales, projects and our internal expert organization with development of our portfolio of performance calculation tools.




The position is located in Vaasa, Finland. 



  • Development of in-house calculation tools.
  • Develops software solutions by studying information needs, interact with users, study systems flow, data usage, and work processes, investigating problem areas and follows the software development lifecycle.
  • Data analysis, Software documentation, Software testing and problem solving.
  • Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions.
  • Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, code comments and clear code.
  • Updates job knowledge by studying latest development tools, programming techniques, and computing equipment, participate in educational opportunities, read professional publications and maintain personal networks.
  • Protects operations by keeping information confidential.
  • Provides information by collecting, analysing, and summarizing development and service issues.



  • MSc or BSc in Engineering, Computer science or equivalent
  • Experience of program coding and working with databases
  • Interested in problem solving and developing own competences 
  • Good understanding of thermodynamics, mathematics, process control and chemistry
  • Team player with a structured way of working
  • Fluency in English (both written and spoken) is required
  • Experience in C#, C++ and VBA seen as a benefit
  • Experience of 4-stroke medium speed engines and power plant performance seen as a benefit


Why you and us
We at Wärtsilä believe in empowerment, ownership and taking responsibility of our work. We support each other’s growth and co-creation is the true basis of our innovation. We have courage to see opportunities and take initiative. 
We are authentic and honest, and we strongly believe in a diverse and inclusive work community where everyone can be their true self. We don’t always get it right the first time, and if mistakes are made, we make sure to learn and grow from them. We want everyone to voice their opinions freely. That is why we have built an environment that empowers you and everyone around you, and where you can feel safe and cared for. Are you eager to be part of this ambition? 
You will be a part of a global organization with local presence and work in an exciting and dynamic working environment with highly motivated and skilled co-workers. We offer interesting and challenging work tasks, as well as personal and professional development in a great team.


Please apply by 15th of December 2021.


Contact persons to give further information:
Krister Lindqvist - General Manager, Plant Expertise
Email: krister.lindqvist@wartsila.com
Telephone: +358 40 8209223

Last application date: 15/12/2021

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.

This is Wärtsilä

Wärtsilä is a global leader in smart technologies and complete lifecycle solutions for the marine and energy markets. By emphasising sustainable innovation, total efficiency and data analytics, Wärtsilä maximises the environmental and economic performance of the vessels and power plants of its customers. In 2020, Wärtsilä’s net sales totalled EUR 4.6 billion with approximately 18,000 employees. The company has operations in over 200 locations in more than 70 countries around the world. Wärtsilä is listed on Nasdaq Helsinki. Find out more:  www.wartsila.com .