He played college football at Texas State, and signed with the Tennessee Titans as an undrafted free agent in 2020.

In his freshman season, Brewer played in all twelve Texas State games and made eleven starts.

In his senior season, Brewer received a grade of 82.8 by PFF, ranking highest in the conference, and was named to the All-Sun Belt second-team.

Brewer, along with the rest of the offensive line, helped Titans running back Derrick Henry rush for 133 yards, including a game-winning 33-yard touchdown.

[10] On May 7, the Titans announced that Brewer would be moved to center, and take over the starting role that was vacated following the release of Ben Jones.