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Wärtsilä
Wärtsilä
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Development Engineer / Engine Expert

Join Wärtsilä in Vaasa as a Development Engineer / Engine Expert focusing on R&D Ancillary systems. Work closely with testing teams on sustainable fuel solutions. Enjoy hybrid work options and a collaborative environment driving decarbonisation in marine and energy sectors.

Salary
Not stated
Location
Vaasa, Finland
Workplace
Hybrid
Job type
Full time
Applies on careers.wartsila.com

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Job description

We are looking for a Development Engineer/Engine Expert with a main responsibility within R&D Ancillary system area. The preferred location for this position is in Vaasa, Finland. We offer a possibility to hybrid work but it will be required to also be in place since you will work closely with test run and testing & validation expertise. In engine laboratories, production and with laboratory engines and systems.

Your role and responsibilities

As a Development Engineer/Engine Expert you will work with engine Ancillary and Auxiliary systems. The tasks can be adjusted, aligned based on your individual skills and interests. You'll be working as a part of R&D Ancillary team which work in close co-operation with the marine and energy business teams. Due to the wide area with process systems also expanding outside of engine, contact with also external customers will be possible and needed, eg shipyards.

Your work will focus on these responsibilities

  • Working with Low pressure liquid fuel, Lubricating oil. Compressed air and Cooling water systems
  • Carrying out System process design, component selections and dimensioning. Quality assurance documentation
  • Conducting process measurements, inspections of components both inhouse and in external premises

Your primary work is planned to be related to de-carbonization and Sustainable Fuels

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

  • B.Sc. or M.Sc. degree in a relevant field
  • At least 2-3 years of relevant work experience
  • Ability to work both independently and collaboratively as part of a team
  • Good written and spoken English skills
  • Willingness and ability to travel occasionally to customer and supplier locations
  • Having the "drive" and interest to do continuous improvement

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

We hope to hear from you soon by submitting your application through our careers portal. We aim to keep you updated on the process throughout.

For further questions, please reach out to Mathias Björklund, Ancillary team manager. [email protected], +358 50 5615 204 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!

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.

All new Wärtsilä employees in Finland will attend occupational health checks, including drug tests/screenings where applicable. When a person is located outside of Finland, the country legislation is followed.

About this role

Posted
5 Nov 2026
Sectors
Timezone
UTC+02:00
Experience
Mid
Employer wartsila.com LinkedIn Wärtsilä

About 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).

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