The 6-foot-5 Skelton was selected with the 155th pick in the fifth round the 2010 draft, going to the Cardinals. In three years with Arizona, he appeared in 20 games, starting 17 of them.
He completed 53.2 percent of his passes, throwing for 3,707 yards and 15 touchdowns, but yielding 25 interceptions.
He was waived by the Cardinals in 2013, spending time with the Bengals, 49ers and Titans afterwards.
Originally from El Paso, TX, Skelton played four years at Fordham, passing for 9,923 yards and 69 touchdowns and rushing for 565 yards and 14 touchdowns in 43 games.
The Alouettes finished the 2014 season with a 9-9 record, before losing 40-24 to the Hamilton Tiger-Cats in the second round of the Grey Cup Playoffs.