Ambassador of Mexico to the United Arab Emirates. He is a career diplomat. After entering the Mexican Foreign Service, he rose to the rank of Ambassador. He previously served as: Special Envoy of the United Nations Secretary General for the 2019 Climate Change Summit. Permanent Representative of Mexico to the Organization of the American States; to Austria, concurrent to Slovenia and Slovakia and to International Organizations based in Vienna; to the United Nations in New York; and to the United Nations Office and other International Organizations based in Geneva. He was also Special Representative for Climate Change at the Ministry of Foreign Affairs, Alternate Representative of Mexico to the United Nations Organization in New York, and Director General for the United Nations System for the Ministry of Foreign Affairs. He has held elected positions as: President of the 24th Session of the United Nations Commission on Crime Prevention and Criminal Justice, First President of the Human Rights Council, President of the Council of the International Organization for Migration and President of the Commission on Disarmament and International Security (First Commission) during the 59th Session of the United Nations General Assembly.