During 2008–2010 Dadómo played for Cerro, one of the most important teams in Uruguay. Was one of the most valuable player for the team. He scored 3 of the 5 goals with his team in Copa Libertadores. Cerro was the surprise of the Copa Libertadores and Dadómo was involved.
On July 5, 2010 Dadomo joined AEK.He signed a 2-year contract with the team from Athens and he will be the second player from Uruguay that plays for the club after Milton Viera. He made his debut playing on an UEFA Championship on the 4 November 2010 against R.S.C. Anderlecht, where he played the whole match, which they finally drew.