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Vaasa, FI Helsinki, FI Turku, FI

Function:  Research & Development
Job Category:  Research & Development

Expert, Future Fuels

Wärtsilä is leading the transition towards a 100% renewable energy future. We Wärtsilians help our customers unlock the value of energy transition by optimizing their energy systems and future-proofing their assets. Did you know Wärtsilä has delivered 74 GW of power plant capacity and more than 80 energy storage systems in 180 countries around the world?

In this fast changing world of energy, we 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. Want to join the ride?


Wärtsilä is leading the transition towards a 100% renewable energy future. As an energy system integrator, we – Wärtsilians - understand, design, build and serve optimal power systems for future generations. Our solutions provide the needed flexibility to integrate renewables and secure power system reliability. We support our customers over the lifecycle of their installations with services that enable increased efficiency and guaranteed performance. Did you know that Wärtsilä has 72 GW of installed power plant capacity in 180 countries around the world?

In this era of innovation and fast changing world of energy, we are constantly on the lookout for future-oriented talent to join our team and to work towards enabling sustainable societies with smart technology - together. Want to join the ride?


Position description

We are looking for an Expert, Future Fuels to the Auxiliary Systems Team in Energy Business Technology and Product Management. You will be part of a team of experts for different fuel and power plant utilities that are reporting to Senior Manager, Auxiliary Systems.
You will act as a Future Fuel System Expert that will have ownership of hydrogen system technology & design. You will in addition to system design be responsible for developing process and functional descriptions enabling good process control. You will also act as a Gas System Expert that support the system development of different mixtures of hydrogen and natural gas and can support fuel flexibility and conversion packages. In addition to the own expertise area you will be part of the expert team supporting other future fuels as methanol and ammonia and being part of the team implementing gas safety and hazardous area classification into the plant design.

Location for this position can be Vaasa, Helsinki or Turku, Finland.


Main Responsibilities

  • Set the fuel system requirements for hydrogen and configuration rules to be used in design, equipment specifications and sales tools
  • Assist and cooperate with the other fuel experts in the development of existing and new fuel system for both gas and liquid fuels
  • Participate in Safety studies (HAZID, HAZOP and LOPA) as a fuel system expert
  • Close cooperation with our safety team regarding gas safety, hazardous area classification and functional safety.
  • Close cooperation with all stakeholders to ensure optimal solutions from system and power plant solution point of view
  • Maintenance and improvement of system flow diagrams, process and functional descriptions, design handbooks and internal fuel gas system information (Compass)
  • Support Sales, Proposal Teams and Project Teams
  • Participate in development projects
  • Sub-supplier and consultants contacts for equipment specifications and development management/support




You will success in the role with:


  • M.Sc. Degree, preferably process engineering
  • 5+ years of experience in the field of process engineering and system design
  • Experience in green gaseous fuels, such as hydrogen is seen as an advantage
  • Experience in process simulation (Aspen HYSYS or similar)
  • Experience in Matlab/Simulink process modelling seen as an advantage
  • Solution and business-oriented mindset to develop competitive power plant solutions
  • Good analytical skills, as well as creative thinking and problem-solving skills
  • Good communication and team working skills
  • Ability to communicate across teams, functions and levels within the company
  • Ability to explain complex issues to all stakeholders
  • Forward thinker who isn't afraid to challenge already “proven solutions”
  • Good written and oral skills in English


We offer

  • The opportunity to work in and with a team of experts that develops our solutions for the dynamic global energy market
  • To grow own expertise competence and others by sharing knowledge in our organisation and business line
  • Become the recognised expert of future fuels and safety that drives our development in this area


Please apply by 29th May, 2022.

Contact person to give further information:

Jan Krooks, Senior Manager, Auxiliary Systems or
+358 40 565 1826

All new Wärtsilä employees in Finland will attend occupational health check, including the drug test/screening.  The legislation of the country followed when person is located outside of Finland

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 Energy leads the transition towards a 100% renewable energy future. We help our customers in decarbonisation by developing market-leading technologies. These cover future-fuel enabled balancing power plants, hybrid solutions, energy storage and optimisation technology, including the GEMS energy management platform. Wärtsilä Energy’s lifecycle services are designed to increase efficiency, promote reliability and guarantee operational performance. Our track record comprises 74 GW of power plant capacity and more than 80 energy storage systems delivered to 180 countries around the world. 

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. We emphasise innovation in sustainable technology and services to help our customers continuously improve their environmental and economic performance. Our dedicated and passionate team of 17,000 professionals in more than 200 locations in 68 countries shape the decarbonisation transformation of our industries across the globe. In 2021, Wärtsilä’s net sales totalled EUR 4.8 billion. Wärtsilä is listed on Nasdaq Helsinki. Find out more at