Washington attended Green Oaks High School, where he played football and basketball. As a junior, he earned All-district honors after making 7 interceptions while playing at cornerback. As a senior, he registered 53 receptions for 1,064 yards and 12 touchdowns at wide receiver, while having 4 interceptions on defense. In one game he posted 6 receptions for 257 yards and 3 touchdowns. He was a team captain and a First-Team All-district selection. He was named the offensive MVP at the inaugural Sportsman's Paradise All-Star Game in Louisiana.
College career
Washington accepted a football scholarship from the University of Missouri. As a redshirt freshman, he appeared in 12 games, collecting 5 receptions for 35 yards. The next year, he recorded 20 receptions for 364 yards and 3 touchdowns. He earned the full-time starter job as a junior, registering 25 receptions for 443 yards and 2 touchdowns. In 2013, Washington finished his senior season with 59 receptions for 692 yards and 10 touchdowns, including a 96-yard touchdown catch against the University of South Carolina. He was limited with a left turf toe during the final five games of the season. He was also voted a team captain the same year.
Washington was signed as an undrafted free agent by the Dallas Cowboys after the 2014 NFL Draft. He suffered a right shoulder injury in June, that forced him to miss most of the organized team activities. He returned in time for the start of training camp, but injuries on the defensive line forced the team to waive him on August 2.
Washington was signed to the New York Giants practice squad on September 16, 2014. He was released on September 24.
Cleveland Browns
Washington was signed to the Cleveland Browns practice squad on October 21, 2014. He was waived on November 25.
Miami Dolphins
Washington was signed to the Miami Dolphins practice squad on December 3, 2014.
Pittsburgh Steelers
The Pittsburgh Steelers signed Washington to a futures contract on January 8, 2015. On May 21, he was placed on the injured reserve list and was waived injured 5 days later, after splitting his calf in two and tearing it off the bone.
Kansas City Chiefs
Washington signed with the Kansas City Chiefs on August 3, 2015. He was released by the team on August 30.
Edmonton Eskimos
On September 1, 2016, Washington was signed by the Edmonton Eskimos of the Canadian Football League. He was released from the practice roster on September 13.
Winnipeg Blue Bombers
On May 31, 2017, he signed with the Winnipeg Blue Bombers of the Canadian Football League. He started in the season opener against the Saskatchewan Roughriders, tallying 2 receptions for 38 yards and one touchdowns. He appeared in 8 games, registering 24 receptions for 246 yards and two touchdown. He was cut on May 1, 2018.
In October 2019, Washington was selected by the St. Louis BattleHawks as part of the 2020 XFL Draft. On February 9, 2020 he started in the season opener tallying 5 receptions for 20 yards in a 15-9 win over the Dallas Renegades. In March, amid the COVID-19 pandemic, the league announced that it would be cancelling the rest of the season. Playing in all 5 games, he had 21 receptions for 252 yards and one touchdown. He had his contract terminated when the league suspended operations on April 10, 2020.
Personal life
Washington is a motivational speaker. He graduated from the University of Missouri with a psychology degree in 4 years, despite having lost both of his parents at an early age. His father was murdered when he was only 6, and his mother had a stroke and died after one of his high school basketball games when he was only 15. Washington is one of four brothers, once their mom had passed they had all decided to remain together as one taking care of each other, with La’Courtney becoming their legal guardian. Washington was accompanied by his best friends and also high school teammates; Joshua, Roovelroe and Jordan. L'Damian had a best friend murdered when he was only 15.
