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Porriño, ES

Function:  Manufacturing
Job Category:  Support Functions


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.
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. Together, we can create new business opportunities and more sustainable future that we can all be proud of.  Want to join the ride?


We are now looking for an Assembler to join our agile and dynamic Rubber Production Team. The position is temporary with a duration of 6 months. The location for the position is Porriño, Spain.


What you will be doing

In this position, your work will include the deburring, cleaning and mounting in the fitting area.
On a typical day, you might start making assemblies and finish packing them for dispatch. You will not be working on this alone - even though the work requires a high level of independence, you will have the support from your supervisor and your teammates. 

For us to be the best match, we expect you to have a good understanding of manufacturing standards and experience working with your hands. As an ideal candidate, you have gained experience from other manufacturing environments, and knowledge of manufacturing processes. For you to succeed in the position, we hope you have a good attitude and willingness to learn.


As an assembler, your work will focus on these responsibilities:

• Configuration of tools and accessories 

• Use of measuring equipment 

• Quality control of own work 

• Assembly work following assembly instructions 

• Use of engineering machinery [column drills, hand tools, band saws, etc.]

• Painting, Deburring of machined parts 

• Use of overhead cranes 

• Communicate with all operations teams to ensure proactive actions are taken to comply with OTIF. 

• Continuous improvement related to processes and procedures. 

• All tasks performed must be performed safely by following H&S safety procedures. 

• Any other function that may be necessary.


To be successful in this role, we expect you to have:

  • Manual Skills.
  • Experience working with engineering drawings.
  • Experience in industrial assemblies.


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.

In addition to the core team, you will be working closely with the Logistics and other Production teams.


Contact & next steps

Does this sound like the job for you? If yes, we hope to hear from you before the application deadline 30-04-2023, by submitting your application through our careers portal. 

Are you still wondering if you should apply and would like to get something clarified? Please reach out to with any questions related to this position (only for questions from direct job applicants, applications through email will not be recorded or responded to).

Please apply by 30-04-2023 at 23:59 EEST. Our recruiting tool recognizes the time zone where the job ad has been published and closes the application period according to same time zone.

Last application date: 30/04/2023 


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 is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 17,000 professionals, in more than 200 locations in 68 countries, shape the decarbonisation transformation of our industries across the globe. Read more on