Career
Born in Barcelona, Catalonia, Mariano started his youth career with local side RCD Espanyol, and appeared for lowly Premià de March and Fundaciò Sánchez Llibre. In 2009 he joined CF Badalona, and made his senior debut on 21 August 2011, replacing Iñaki Goikoetxea for the final 21 minutes of a 1–0 loss at Civil Defense Teruel in the Segunda División B season. He made two more appearances off the bench.
On the 31st, he made his first start, playing the entirety of a 3–1 loss at RB Linense for the season"s Copa del Rey, scoring his team"s consolation.
Shortly after, Mariano signed with Real Madrid, returning to youth football. In August 2012 he was promoted to the Madrilenian side"s C-team also in the third level
The following 18 January, Mariano made his professional debut at the Estadio Alfredo Di Stefano, appearing with the reserves in a 1–2 loss against Sporting de Gijón, for the Segunda División championship. He came on for the final five minutes in place of Raúl de Tomáson
In 2014-2015, with Castilla now in the third tier, Mariano was indefinitely promoted to the team
He made ten appearances, six from the bench, and scored five times. Mariano is eligible for Dominican Republic through his mother, a native of San Juan de la Maguana, despite being born in Spain. He made his international debut on 24 March 2013, in a friendly against Haiti, and scored the last goal of a 3–1 victory.
International goals
Scores and results list the Dominican Republic"s goal tally first.