Education
He previously attended Texas Agricultural and Mechanical University where he played college football for the Aggies.
He previously attended Texas Agricultural and Mechanical University where he played college football for the Aggies.
Walker played high school football as well as baseball and track and field at Hillsboro High School. He also participated in power-lifting. From 2010 to 2011, he played junior college football at the local Trinity Valley Community College.
During his two seasons at Trinity Valley, he made 44 catches for 864 yards and 10 touchdowns while helping to lead his team to the second round of playoffs in 2011.
Walker committed to transfer to Texas Agricultural and Mechanical in early 2012 to play for the Aggies. In a fall scrimmage, Walker caught two touchdown passes of 20 and 35 yards.
He played a minor role in the regular season, playing in 12 games but catching only eight passes for 85 yards and no touchdowns. Walker was more active in his final year with the Aggies in 2013.
He played large roles against Arkansas when he caught seven passes for 81 yards and against Vanderbilt when he caught his first two touchdown passes at Texas Agricultural and Mechanical. Walker was third on the team in catches with 45 receptions and second on the team with 705 receiving yards in the regular season.
In the post-season, Walker made an impact at the Chick-fil-A Peach Bowl, where he made six catches for 113 yards including a 44-yard touchdown. He finished his career at Texas Agricultural and Mechanical with finishing with 59 receptions for 903 yards and five touchdowns. Walker was the last receiver to catch a pass from quarterback Johnny Manziel before Manziel was drafted by the Cleveland Browns.
Tennessee Titans
Walker was eligible for the 2014 NFL Draft but went undrafted.
He was later signed by the Tennessee Titans as a free agent. He was released at the end of the pre-season in 2014.
Edmonton Eskimos
Walker was signed as a free agent by the Edmonton Eskimos on April 29, 2015 after participating in an Eskimos mini-camp in Florida. He was placed on the practice roster at the end of the pre-season, where he remained until he was activated in early August following a hip injury to Adarius Bowman.
Walker made his Canadian Football League debut in a game against the Montreal Alouettes on August 13, where he recorded 10 catches for 125 yards as well as a tackle.
The following week against the Hamilton Tiger-Cats, Walker caught 14 passes for 183 yards. Walker would go on to finish the 2015 Canadian Football League season with 89 receptions and 1,110 yards and 6 touchdowns (in only 12 games played).
He was named an honorable mention to the 2008 Super Centex team and a member of the 2009 All-Centex team by the Waco Tribune-Herald.