[3] Dongil y Sánchez served on the research staff at the University of Oviedo from 2011 to 2015 as a history professor.

[1] In 2018, he was employed by the Universidad Católica de Santo Domingo as a Christian historian.

[4][5] In 2019, he was hired by the federal government of the Dominican Republic as an international consultant in higher education.

[6] He serves as the vice president of the Dominican Academy of Genealogy and Heraldry.

[7] He was appointed by Julio I, the King of the Afro-Bolivians, to serve as the monarchy's communications advisor in 2012.