Reinout Vos has been working for the Netherlands Ministry of Foreign Affairs since 1990. He served both in the Ministry in The Hague, as well as in missions abroad. From 2012 to 2017, he was the Deputy Ambassador of the Permanent Representation of the Netherlands to the United Nations in Geneva, from 2017 to 2021 the Netherlands Ambassador in Sarajevo, and has been serving as the Netherlands Ambassador in Tirana since 2021.