He was the private secretary of the President Mariano Ospina Pérez (1949-1952)and three times a minister during the second liberal presidency of Alberto Lleras Camargo (1958-1962).
Han var privatsekreterare till presidenten Mariano Ospina Pérez (1949-1952) och tre gånger minister under Alberto Lleras Camargos andra liberala regering (1958-1962).