Appointed in 2021 as Ambassador of Armenia to the United Kingdom, Ambassador Nersesyan studied in the new faculty of International Relations at Yerevan State University and entered his country’s new foreign service in 1997. The early years of his career focused on multilateral diplomacy: the OSCE and European Union. He was soon appointed Deputy Chief of Mission of Armenia’s Permanent Representative to the OSCE. After a role as Deputy Ambassador in the US, he became Assistant to Armenia’s President for international relations also covering the national security council for Armenia. coinciding with Armenia’s Velvet Revolution.