Salas began his career with the Piratas de Campeche of the Mexican League in 2009.
In 14 games down the stretch, Salas worked to a 1-0 record and 2.77 ERA with 10 strikeouts in 13.0 innings pitched.
On January 30, 2023, Salas signed with the Guerreros de Oaxaca of the Mexican League.
[3] In 26 games for Oaxaca, Salas posted a 5.60 ERA with 15 strikeouts across 17+2⁄3 innings of work.
On November 21, 2023, Salas was selected by the Conspiradores de Querétaro in the team's expansion draft.