In 1939, he joined Audax Italiano to play professional football. After completing three goals in thirteen games with the Italics during that league season, Ramos joined the freshly founded football department of his alma mater in 1940.[2] In his first season at Universidad de Chile, he was part of the team which reached the first league title of the football team. He remained at the team eleven years, retiring from football in 1951, completing a total of 217 matches and scoring 43 goals.[3]
Thirty years later, in 1969, Ramos became as manager of Universidad de Chile, reaching a league title and achieving being the first to be champion as player and coach of the club.