Arnaud Kolzer is an experienced Environmental Engineer currently working at CERN since June 2025, focusing on Swiss and French environmental legislation, soil protection, biodiversity preservation, and hazardous substances management. Previously, Arnaud worked as a Project Engineer at HOLINGER AG from August 2022 to April 2025, specializing in wastewater treatment. Earlier roles include Climate Change Consultant at ImplementaSur and Sustainability Consultant at Proyecta Impacto. Arnaud also gained experience as a Student Assistant at EPFL and performed life cycle analysis as an Environmental Engineer at Groupe Grisoni. Volunteering experience at União zoofila involved assisting in a shelter for dogs and cats. Arnaud holds a Master's degree in Environmental Sciences and Engineering from EPFL and a Master's thesis from Pontificia Universidad Católica de Chile, along with a Bachelor’s degree from Instituto Superior Técnico.
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