Simon studied international relations at the University of Geneva and the Graduate Institute in Geneva. At the same time, he worked as an editorial assistant at the ARD’s Geneva bureau. He gained further work experience at the CSS at ETH Zurich, as well as at the Swiss missions to the UN in New York and to the EU in Brussels. He is currently a research associate at the think tank Avenir Suisse. From 2022 through September 2026, Simon was part of the blog team at foraus.