Wärtsilä

Mechanical Engineer, Thrusters

Join Wärtsilä in Drunen as a Mechanical Engineer, Thrusters. Develop innovative propulsion systems in a collaborative, international team. Enjoy flexible work-life balance and growth opportunities in cutting-edge marine technology.
Wärtsilä
Wärtsilä
Drunen, the Netherlands On-site Full time UTC+01:00

Wärtsilä

Company Overview

Name

Wärtsilä Oyj Abp

Headquarters

Helsinki, Finland

Founded

1834

Size

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

Job Description

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 now looking for a Mechanical Engineer, Thrusters to join the Thrusters Product Development team.

Location: Drunen, The Netherlands.

What will you be doing?

You will be part of the Thrusters Product Development team, a dedicated team working on the development of new thruster products and the continuous improvement of the steerable thrusters, tunnel thrusters, retractable thrusters and underwater mountable thrusters in our product portfolio.

As a Mechanical Engineer, you'll be at the heart of the design and development process. From first concept to a manufacturing-ready technical solution, you will engineer parts, assemblies, and arrangements for our propulsion systems. You won't do this alone: you'll collaborate closely with lead engineers, fellow mechanical engineers, and technical experts across our offices in Drunen (NL), Helsinki (FI), Trieste (IT), and Wuxi (CN).

What we offer

  • A collaborative environment - work with an experienced, international, and diverse team dedicated to advancing thruster technology.
  • Work-life balance - take ownership of your work with the freedom and flexibility to maintain a healthy balance.
  • Variety in your role - enjoy a wide range of tasks that keep your work dynamic and engaging.
  • Growth opportunities - develop your skills through learning, mentorship, and career progression.
  • Challenging projects - contribute to cutting-edge propulsion technology in a stimulating and ever-evolving environment.

Main responsibilities

  • Design and develop mechanical components, assemblies, and arrangements for thruster systems, from concept to manufacturing-ready solutions.
  • Perform calculations, analyses, and 3D modelling to ensure robust and efficient designs.
  • Ensure designs for propulsion products comply with relevant specifications, class rules, and standards.
  • Collaborate with project teams, including Lead Engineers, Mechanical Engineers, and other stakeholders, to ensure design intent is achieved and address issues within the propulsion product portfolio.
  • Provide technical support during development, manufacturing and commissioning to ensure successful delivery to our customers.
  • Conduct feasibility studies and perform calculations to validate propulsion system designs.
  • Modify and update existing designs to implement required changes and improvements.
  • Report and present findings from designs, calculations, and analyses to project teams and stakeholders.
  • Maintain and develop internal engineering guidelines and processes.
  • Stay up to date with industry developments and engineering advancements relevant to propulsion systems.

Qualifications

  • A Bachelor's or Master's degree in Mechanical Engineering, Marine Engineering, or a related field.
  • Experience in product development projects, or a strong willingness to develop skills in this area.
  • Proficiency in 3D modelling, preferably using Siemens NX or another 3D CAD program.
  • Experience in generating technical drawings and understanding manufacturing processes.
  • A problem-solving mindset with an innovative and solution-oriented approach to challenges.
  • Strong communication skills in English, both written and verbal.
  • Ability to work effectively in an international organization.
  • A positive, proactive attitude, with eagerness to learn and adaptability.
  • Teamwork skills, including flexibility and the ability to collaborate across disciplines.
  • Knowledge of the maritime industry is an advantage.

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?

We have a skilled team embedded in a professional internal and external maritime community. You will be working in close cooperation with other teams within our Business Unit Propulsion. Such as Hydrodynamics, Technical Services, Supply Management, Innovation and Project Management.

Contact & next steps

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

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.

Apply now

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About the role

September 10, 2026

September 10, 2026

Full time

On-site

Company

Hydropower, Tidal and Wave Energy

Wärtsilä

wartsila.com

  •  Drunen, the Netherlands

Bachelor's or Master's degree in Mechanical Engineering or related field; experience in product development preferred.

UTC+01:00