Development Engineer
Wärtsilä
Company Overview
Wärtsilä Oyj Abp
Helsinki, Finland
1834
Approximately 18,300 employees globally (source: wartsila.com). Revenue figures for 2023 are not detailed in available sources.
What They Do
Wärtsilä Energy specializes in providing flexible engine power plants that can operate on sustainable fuels, alongside energy storage systems and optimization technologies such as the GEMS platform. Their offerings include full lifecycle services aimed at balancing renewable energy sources and enabling 100% renewable grids (source: wartsila.com). The company’s product lineup features utility-scale Quantum battery energy storage systems designed for compactness and efficiency, intelligent software for real-time control, and hybrid solutions that integrate engines with storage capabilities (source: wartsila.com). Target markets encompass power utilities, independent producers, and industries across 180 countries that require reliable baseload power, peak shaving, or grid stability in the face of increasing solar and wind intermittency (source: wartsila.com). Wärtsilä differentiates itself through a global portfolio that exceeds 18 GWh of storage deployed or contracted, emphasizing bankable reliability and expertise in decarbonizing energy systems (source: wartsila.com).
Projects & Track Record
Wärtsilä has an impressive track record, having installed 79 GW of power plant capacity across 180 countries and over 130 energy storage systems, with a global storage portfolio exceeding 18 GWh (source: wartsila.com). Notable projects include the tenth energy storage system for Flow Power in Australia, the fourth stage of Origin Energy’s Eraring battery system, and a synchronous condenser power plant designed for an Australian mining operation (source: wartsila.com). The company is also engaged in ongoing projects such as the Eraring battery stages and co-research initiatives aimed at enhancing predictive engine safety (source: wartsila.com). Key clients include Flow Power, Origin Energy, and various mining operations in Australia and Mauritania, showcasing Wärtsilä's commitment to delivering reliable energy solutions (source: wartsila.com).
Recent Developments
In the past two years, Wärtsilä has made significant strides, including the announcement of its tenth Australian energy storage project for Flow Power and the renewal of an operation and maintenance agreement for a Mauritanian gold mine (source: wartsila.com). The company has also introduced the first power plant with a synchronous condenser for Australian mining, aimed at integrating renewable energy sources (source: wartsila.com). Additionally, Wärtsilä has appointed Luke Witmer as Vice President of Software Engineering for Energy Storage, reflecting its commitment to innovation in this sector (source: wartsila.com). The company has set fire safety benchmarks with its Quantum3 system while advancing the Eraring battery project, further solidifying its leadership in energy solutions (source: wartsila.com).
Working There
Wärtsilä offers a diverse range of roles across various departments, including engineering, product development, sales, and software engineering, particularly in the development of the GEMS platform (source: wartsila.com). The company employs over 18,300 individuals across 77 countries, with hiring occurring at its Helsinki headquarters and globally across more than 230 locations (source: salestools.io). The workplace culture emphasizes collaboration and innovation, featuring modern facilities in Helsinki that include open-plan offices, wellness rooms, and fitness centers (source: salestools.io). Documented benefits include support for work-life balance and a purpose-driven environment that fosters creativity and technological advancement (source: salestools.io).
Last updated on Feb 23, 2026 | Report an issue
We are always on the lookout for a talent with a growth mindset - are you the one?
We are looking for a Development Engineer to Delivery Centre Sustainable Technology Hub.
The location for this position is Vaasa, Finland and no other locations can be considered. This position is on-site job.
Your role and responsibilities
As a Development Engineer your work will include developing STH production environment including facilities, methods, processes & way of working. The tasks can also be adjusted based on your individual skills and interests. You'll be working as a part of Product Delivery DC-STH organisation with diverse expertise.
Your work will focus on these responsibilities
- Lead and execute development projects by planning, implementing, and continuously improving product development models and ways of working in collaboration with teams and stakeholders.
- Utilize development tools and methodologies such as PFMEA, problem-solving techniques, time studies, and LEAN methods to enhance production processes.
- Manage and communicate with key stakeholders both internally and externally, ensuring smooth project execution in both Finnish and English.
- Build strong development capabilities by fostering continuous improvement in production environments, methods, and organizational know-how.
To be able to succeed in the position, we expect you to have
- BSc. or MSc. in Mechanical or Electrical Engineering or similar
- DC STH Product portfolio manufacturing development experience
- DC STH Manufacturing ecosystem know how
- Experience of MS Office tools, Siemens NX and Teamcenter
- Fluent spoken and written Finnish and English
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 30th of May 2026 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:
Annamari Koskela, Development Manager, Product Delivery
Email: [email protected]
Phone +358 40 7051 227
OR
Mikko Ketonen, General Manager, Product Delivery
Email: [email protected]
Phone: +358 40 7099 838
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.
Apply now
Job expired?Please let Wärtsilä know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Apply now
Job expired?Please let Wärtsilä know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
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About the role
May 20, 2026
Full time
Company
- Vaasa, Finland
BSc or MSc in Mechanical or Electrical Engineering or similar, with relevant experience
UTC+02:00
