[2][3][4][5][6] While at Portland State, Thomas was a First-team All-Big Sky Conference selection in football in 2010.

He finished the season with 29 receptions for 453 yards and two touchdowns for Portland State's football team.

[9] Thomas was selected in the fourth round with the 129th overall pick by the Denver Broncos in the 2011 NFL draft.

[16] Thomas's lone catch, which came from quarterback Kyle Orton, came on September 18 against the Cincinnati Bengals.

He scored his first and second career touchdowns in the season opener against the Baltimore Ravens on September 5, 2013, having a five catch, 110-yard, two-touchdown breakout performance.

[20] In Week 3, he continued his scoring streak against the Oakland Raiders with three receptions for 37 yards and a touchdown.

[21] Thomas played his best game of the season in Week 5, catching nine passes for 122 yards and two touchdowns in a 51–48 shootout win against the Dallas Cowboys.

[27] Thomas and the Broncos reached Super Bowl XLVIII, where he had four receptions for 27 yards, but lost 43–8 to the Seattle Seahawks.

[30] In a Super Bowl XLVIII rematch in the following game, he had three receptions for 17 yards and a touchdown in an overtime loss to the Seattle Seahawks.

[32] Three days later, Thomas was fined $8,000 for a chop block on Cardinals defensive end Calais Campbell.

[42] On November 19, his five-yard touchdown catch was the game-winner in Jacksonville's 19–13 victory over the Tennessee Titans.

[47] Thomas started his second season in Jacksonville with five receptions for 64 yards and a touchdown against the Green Bay Packers on September 11.

[53] The Jaguars traded Thomas to the Miami Dolphins for the 240th overall pick (Marquez Williams) in the 2017 NFL draft, where he signed a new two-year contract.

Later in 2021, he joined Memorial Rehabilitation Institute, providing clinical psychology and neuropsychological services.

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