Damico is a Member of the Brazilian Center for International Relations (CEBRI)'s International Advisory Board. Since 2020, he is the Ambassador of Brazil to Asunción. In Brazil, after holding various positions at the State Secretariat, most recently as Ambassador, he was head of the Agriculture and Commodities Division and Director of the Regional Mechanisms Department.

In his diplomatic career, he served in the following positions: Brazilian Mission to the United Nations; Embassy in Montevideo (1995-1998); Embassy in Singapore (2016-2019); United Nations Transitional Authority in East Timor, having been recommended by the Brazilian Government to the United Nations; Brazilian Mission to International Organizations in Geneva; and Brazilian Mission to the World Trade Organization (2008-2011). With extensive experience in multilateral, regional, and bilateral negotiations, Damico participated in several sessions of the United Nations General Assembly and the Doha Development Agenda, having been responsible for the agricultural negotiations and acted in the G-20 Secretariat, from its foundation in 2004 until 2011.

In addition, he has served as a sub-sherpa and senior Brazilian official of the following interregional mechanisms: BRICS, IBAS, ASA, ASPA and FOCALAL, having participated in several Summit and ministerial meetings of these groupings between 2011 and 2016. He has a degree in Economics from the Federal University of Rio Grande do Sul and a specialist degree in Economics from the Center for Economic Studies and Research of the same university. He graduated in the Diplomat's Career Preparation course and also completed the Diplomat's Improvement course and the High Studies course (CAE) with the thesis "The G-20, from Cancun to Hong Kong: interactions between economic and public diplomacy".