2013 (r-Jr.): Thomas continued to impress in his career-best junior season and proved to be one of the Sun Belt Conference's most dominant defenders, starting all 12 games for the Hilltoppers and leading the league in passes defended (15/10 PBU-5 INT) and interceptions with five. Thomas' numbers also ranked No. 20 nationally in interceptions and No. 17 nationally in passes defended. He finished the year with 41 tackles (32 solo), 1.5 tackles for loss, one sack, five interceptions, ten PBU, one QBH and a fumble recovery. He had a season-high seven tackles at Georgia State. Thomas racked up five or more tackles against Tennessee, South Alabama, ULL, Georgia State and Arkansas State. At Texas State, Thomas picked off two passes and was named the SBC Defensive Player of the Week for his performance, the first such honor of his career. Thomas also had a half-TFL in that game and a solo TFL at South Alabama. He also recovered a Jonathan Dowling-forced fumble at South Alabama. With Thomas starting every game, WKU finished as the No. 10 ranked passing efficiency defense nationally and No. 14 overall total defense.
2012 (r-So.): Thomas developed into one of WKU's best options in the secondary, ranking first on the team in pass breakups (7), second on the team in interceptions (3) and sixth on the team with 43 total tackles. He started seven games from the cornerback position and saw action in all 13 games. Thomas posted at least one pass breakup in six of the last seven games of the season. He came off the bench to record four tackles at Arkansas State on Sept. 29, including a tackle for a loss of four yards. He recorded his first interception of the season against ULM on Oct. 20, finishing the contest with three tackles. Thomas snagged an interception for the second-straight game at FIU on Oct. 27 while also recovering a fumble to mark the first multi-turnover game of his career. He piled up a career-high 13 tackles, 12 of which were solo stops, versus Florida Atlantic on Nov. 10. Thomas intercepted his third pass of the season against North Texas on Nov. 24, ending the game with four tackles. He finished second on the team in tackles with seven, including a tackle for loss versus Central Michigan in the Little Caesars Pizza Bowl on Dec. 26.
2011 (r-Fr.): Thomas saw action in nine games during the regular season in 2011, including a pair of starts at the cornerback position. He had 26 total tackles on the season with 22 of the tackles being of the solo variety. Thomas finished third on the team with five total tackles coming off the bench in the season opener against Kentucky on Sept. 1. He earned his first-career start against Indiana State on Sept. 17, recording his first-career interception in the second half and returning it 24 yards. He also finished second on the Hilltopper defense with six tackles in the contest. Thomas picked up a second-straight start the following week against Arkansas State on Oct. 1, making four tackles, including three solo stops. He had four solo tackles against ULM on Oct. 29.
2010 (Fr.): Thomas redshirted in his first season on The Hill.
HS/Misc: Thomas was rated as the 50th-best prep school player in the nation and a three-star recruit by Rivals.com, collecting 42 tackles, a sack and 16 pass breakups with Milford Academy. He also posted three interceptions and five field goal blocks. At Middletown High School, was named First-Team All-State while earning the Mr. Defense Award and the Playmaker Award with the Cavaliers. Thomas also lettered all four years on the basketball court.