Ortiz started off with Primera B Nacional's Boca Unidos, who loaned him out during the 2012–13 campaign to Comunicaciones of Torneo Argentino B.[2][3] He made twenty-two appearances for Comunicaciones before returning to his parent club.[2] Boca Unidos subsequently gave Ortiz his professional football debut in December 2013 during a Primera B Nacional home draw over San Martín, having previously been an unused substitute three times between the 2011–12 and 2012–13 seasons.[1][3] He then made one hundred and ten further appearances in the following years between 2014 and 2017.[1]