gibson was drafted by the dallas cowboys in the seventh round (243th overall) of the 2015 nfl draft, because of his measurables and his impressive nfl scouting combine performance. he was a top performer in 4 out of 6 events at the combine. posting a 5.04 second 40-yard dash, 33.5 inch vertical jump, 9 foot 5 inch broad jump, and a 4.56 second 20-yard shuttle. after suffering a broken finger during rookie mini-camp, the surgery and recovery caused him to miss the organized team activities and the team's mini-camp.