After a successful collegiate career at Louisiana State University (LSU), Phillips entered the NFL draft in 2020 and was selected by the Cleveland Browns in the third round as the 97th overall pick. He played for the Browns during his rookie season and showed great potential as a linebacker, recording 10 tackles in 8 games. In August 2021, Phillips was traded to the Houston Texans, where he continues to hone his skills and contribute to the team’s success.