fernández made his professional debut in june 2009 with chacarita juniors in primera b nacional, he played the full ninety minutes in a draw with san martín (sj). one more appearance followed in 2008–09, prior to none in 2009–10 and 2010–11 but two came in 2011–12 as chacarita were relegated to primera b metropolitana. in the third tier, fernández made eight appearances. in june 2013, fernández completed a loan move to fellow primera b metropolitana team villa dálmine. nineteen appearances followed in 2013–14 and 2014, the latter ended in promotion to primera b nacional; where chacarita were also promoted.