Gilber is an indigenous Aymara-Bolivian from La Paz, who worked as a diplomat for the Bolivian Foreign service from 2011 to 2017, first in the Bilateral Relations Office in charge of the USA desk in La Paz and later at the Permanent Mission to the United Nations Organization in New York, in charge of the 2nd Committee of the UNGA: Sustainable Development and Macroeconomic Policy and also as Bolivia's interim Political Coordinador to the Security Council between 2016-2017.
