He has served in different posts at the Secretariat of Foreign Affairs and has represented Mexico at the Agency for the Prohibition of Nuclear Weapons in Latin America and the Caribbean (OPANAL).
He has served in different posts at the Secretariat of Foreign Affairs. In 1991, he was Deputy Assistant Secretary for Inter-American Affairs and during that period he also represented Mexico at the Agency for the Prohibition of Nuclear Weapons in Latin America and the Caribbean (OPANAL).