Assembler

Wärtsilä; Porriño; On-site; EUR 18,000 - 24,000; Full time

Job summary

Wärtsilä in Porriño, Spain is seeking an assembler to join our agile Production Team on a temporary 6+6 month contract. This role involves deburring, cleaning and mounting in the fitting area, assembling and packing for dispatch, and working with a supervisor and teammates to meet OTIF and quality standards.

You should have manual skills, experience reading engineering drawings and performing industrial assemblies.

Qualifications

• Manual skills
• Experience working with engineering drawings
• Experience in industrial assemblies

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

Skills

Manual skills

Engineering drawings

Industrial assemblies

Tools

Column drills

Hand tools

Band saws

Overhead cranes

Job description

Assembler to join our agile and dynamic Production Team.

We are now looking for an assembler to join our agile and dynamic Production Team.

The position is temporary with a duration of 6+6 months.

The location for the position is Porriño, Spain.

What You Will Be Doing

In this position, your work will include 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.

Contact & next steps

For further questions related to this position please reach out to Isaac Perez Montero, Assembly Team Leader, through [e-mail] (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: 30/11/2026

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.