In 2005, he participated in the telenovela Los Reyes, playing Santiago Iriarte, a performance that earned him a nomination for the India Catalina Awards in the category of Best Actor.

In 2008, he participated in the telenovela La sucursal del cielo, playing Samuel Lizcano, a pilot of the Air Force.

He has also worked in Amorcito Corazón,[6] produced by Lucero Suárez, with Elizabeth Álvarez, Diego Olivera and Africa Zavala.

In 2013, he starred as protagonist in the telenovela Corazón Indomable,[7][8] a remake of Marimar, produced by Nathalie Lartilleux, where he worked with Ana Brenda Contreras.

[9] Arenas once again worked with Nathalie Lartilleux in the 2014 telenovela La Gata with Maite Perroni, Erika Buenfil, and Laura Zapata.