On-call trainee

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 an On-Call Trainee, Cash Management with a main responsibility in ensuring smooth cash management operations within the Group. The location for this position is Helsinki, Finland. As an On-Call Trainee, you can work up to 25 hours per week. The person who is selected for this role needs to be a full-time student studying for a degree in Finland.   
  
Your role and responsibilities:  
 
As an On-Call Trainee, Cash Management your work will include planning the Group’s daily currency liquidity, handling Treasury’s financial payment traffic, and processing Group companies’ vendor payments in SAP’s IHC payment center. You’ll be working as a part of the Corporate Treasury team with diverse expertise.
 
Your work will focus on these responsibilities:

• Planning Group’s daily liquidity in a multicurrency environment
• Handling Treasury’s own financial payment traffic
• Processing Group’s internal and external vendor payments in the SAP IHC payment center
• Supporting Group companies globally with cash management matters
• Collaborating closely with internal teams and external financial institutions
   

To be able to succeed in the position, we require you to have: 
 

• Studies at University or University of Applied Sciences, preferably with a major in Finance or Accounting
• Previous working experience in corporate treasury function or banking sector in transactional services is an advantage
• Previous experience of managing payment processes in SAP IHC is an advantage
•  Previous experience of confirmations and settlements of treasury instruments is an advantage
• A detail-oriented mindset with a structured approach to handling time-sensitive tasks
• The ability and willingness to work as a team-player with global stakeholders as well as independently
• Strong analytical and problem-solving skills
• Fluency in English

  
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 that by being your own true self you can accomplish so much more. 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?
 
We have an amazing team, and we are excited about our work and the impact it has on building sustainable societies. We are looking to find a colleague with this shared passion for smart technologies and a sustainable future.
  
Contact & next steps:   
  
Please submit your application by 06.01.2026 through our Careers portal. Applications submitted via email will not be considered. After submitting your application, you will receive a confirmation email.

For further questions, please reach out to Kirsi Jåfs, Manager, Cash Management, through kirsi.jafs@wartsila.com with any questions related to this position (only for questions from direct job applicants - applications through email will not be recorded or responded to). 

Welcome to join us in shaping the decarbonisation of marine and energy!

Last application date: 06/01/2026 

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.