Two analysts in laboratory researching building materials


Join our Team!

Reliable infrastructure and sustainable building methods are things that each of us counts on for the future. Geos Laboratories works every day towards that future by testing the building materials that have to fulfil this ambition. It does this internationally, with motivated people, and with a finger on the pulse of new high-tech developments in the construction sector.

Check our company values and see what they mean to you when working with us.

Free positions at our plant in Wellen

Laborant Asfalt
Laborant Granulaten
Project Manager Concrete Laboratory

Free positions at our plant in Herstal

Représentant Technico-Commercial(e)
Preleveur / Collaborateur polyvalent

Free positions at our plant in Lyon, France

Ingénieur(e) Technico-Commercial(e)

We welcome the next generation!

We are also open to propositions from students who would like to gain experience as lab assistants.

Have a look at our company profile on

As a job student, you are deployed in our various laboratories (head office Wellen), and you assist the permanent team in carrying out tests on different building materials. You help with the preparation, execution, and reporting of the test results. Also, the inspection and maintenance of the lab equipment are in your varied range of tasks.

Do you want something different than a student job in the hospitality business for a change? Something that looks professional on your CV in the future?

If you have something to do with technique and do not shy away from a bit of physics and chemistry, please email or call us!

Please send us your application accompanied by a resume to

We will get back to you as soon as possible.

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