Zum Hauptinhalt springen

Internship at R&D Department

Sion - Lab, Sion - Office, Sion - Plant
Full or part-time
Intern / Student

Your mission

As an intern in DePoly’s R&D Department, you will support ongoing activities in our PET plastic recycling laboratory. You will work alongside chemists and engineers to help design, develop, and optimise processes and equipment for scale-up to our commercial plant.


Responsibilities you'll be handling:
  • Work as a part of a multidisciplinary team of chemists and chemical engineers in a laboratory environment
  • Execute daily laboratory experiments and tasks under the guidance of lab supervisors
  • Support R&D and quality control projects, collaborating closely with scientists and engineers
  • Contribute to the optimisation of processes and unit operations for DePoly’s commercial PET recycling plant
  • Accurately document experimental procedures, results, and observations
  • Assist in data analysis and reporting to support decision-making and process improvements

Your profile

We expect you to have these skills:

  • Enrolled in a degree program in Chemistry, Materials Science, or Chemical Engineering
  • Hands-on experience in a wet chemistry laboratory
  • Proven ability to multitask by managing concurrent experiments while maintaining accuracy and efficiency in a fast-paced lab environment
  • Demonstrated strong sense of responsibility by strictly following laboratory protocols, accurate record-keeping, and safe chemical handling
  • Able to manage your own work and stay organised, while asking for guidance when needed
  • Curious and willing to learn, with a hands-on approach to picking up new responsibilities
  • Strong team player with good communication skills
  • Fluent in English; knowledge of French is a plus
  • Eligible to work in Switzerland (Swiss work permit or equivalent)
  • Nice to have: Familiarity with different analytical techniques such as UV-Vis, FTIR and NMR

Why us?

Here's what we can offer:

  • 6 months internship in a stimulating working environment
  • Being part of an international team in the heart of the Swiss Alps
  • Learning practical, on-the-job, chemical & process engineering skills 
  • Become involved in the scaling up of new recycling technologies
  • Making the first steps in the cleantech & sustainability industry


Über uns

Die Demo Schweiz AG ist ein von Personio geschaffenes, fiktives Unternehmen, welches Ihnen dabei helfen soll die Funktionen von Personio kennenzulernen.