At Newberry, Robinson started 29 of 41 games, finishing his career with 200 tackles, 2.5 sacks for minus 23 yards, 23.5 stops for losses of 80 yards and three quarter-back pressures. He also caused two fumbles and recovered three others, advancing two for a total of 16 yards. In 2013, Robinson was named All-South Atlantic Conference First-Team at linebacker. He had 69 total tackles, including 42 solo stops, 2.5 sacks, one forced fumble and an interception. In 2014, Robinson was Newberry’s leading tackler on the season with 68 tackles, five pass breakups, two fumble recoveries and a quarterback hurry.
Professional career
NFL Combine
Robinson’s arm length of 34 inches and hand size of 101/4 inches ranked among the largest for linebackers at the combine. His vertical jump, 40-yard dash and standing broad jump all were top-10 performances among the 34 linebackers on hand.
Minnesota Vikings
Robinson was selected by the Minnesota Vikings in the seventh round, 232th overall pick in the 2015 NFL Draft. He was the first NCAA Division II player to be selected in that year's draft. He is the first Newberry alumnus selected in the NFL Draft since 1974, when Greg Hartle was taken with the No. 251 overall pick in the 10th round by the then St. Louis Cardinals. He signed a four-year, $2,348,314 deal that included a $68,314 signing bonus that is all guaranteed. In the Vikings' loss to the Arizona Cardinals in Week 15 of the 2015 season, Robinson started at strong-side linebacker with Anthony Barr out due to a groin injury and was credited with one tackle and a pass defensed. He played 26 of 67 snaps on defense as he came off the field in passing situations. A week later in the Vikings' blowout win over the New York Giants, he recorded five tackles despite playing just six snaps on defense. On September 2, 2017, Robinson was released by the Vikings for final roster cuts.
Robinson was claimed of waivers by the New York Jets on September 3, 2017. He was waived/injured on September 16, 2017 and placed on injured reserve. He was released on December 19, 2017.
Arizona Cardinals
On December 22, 2017, Robinson was signed to the Arizona Cardinals' practice squad. He was promoted to the active roster on December 26, 2017. Robinson was waived by the Cardinals on September 1, 2018.
In October 2019, Robinson was picked by the Houston Roughnecks in the 2020 XFL Draft. After the 2020 XFL season was cut short, Robinson was placed on the reserve/other league list on March 28, 2020. He had his contract terminated when the league suspended operations on April 10, 2020.
Atlanta Falcons
On March 30, 2020, Robinson signed with the Atlanta Falcons of the NFL.