General Iglessias received his medical training in the state of Rio de Janeiro, promoted through the ranks of the Brazilian army where he was Director of various Brazilian Army hospitals including Brasilia (2011-2014). In 2015, he was appointed Inspector for Health Services for the Army for the Amazon and in 2017, Vice Director of Health Services for the Brazilian Army. General Iglessias retired in 2018 and continues to be actively involved in public health issues from his home in Campo Grande, Matto Grosso do Sul, Brazil.
The Brazilian army currently has 235,000 soldiers in active service and runs 27 hospitals of which 12 are fully out tted. In addition, the Brazilian Army manufactures medications for national distribution at its own laboratories and performs research at the Army Institute of Biological Research.