Jan specializes in country risk developments in Germany, the United Kingdom, the Netherlands and at the EU level. Before joining S&P Global, he gained diverse experience working as a political analyst and consultant for international organizations, think tanks, and consultancies.

He earned a bachelor's degree in European studies from Maastricht University, The Netherlands, had a semester abroad at the francophone Université de Montréal, Canada, and holds a master's degree in international relations from King's College London, United Kingdom. He is fluent in English and German and speaks intermediate French, Spanish, and Dutch.