He played college football at North Texas, and originally signed with the Dallas Cowboys as an undrafted free agent in 2020.
Hamilton was a three-star recruit coming into North Texas, and in his first year was featured on the Conference USA All-Freshman team.
As a sophomore, he appeared in 14 games with 8 starts, posting 40 tackles (four for loss), one interception, one fumble recovery and five quarterback hurries.
As a senior, he appeared in 12 games, totaling 39 tackles (10.5 for loss), 8.5 sacks (led the team) and one forced fumble.
[4] Hamilton was signed as an undrafted free agent by the Dallas Cowboys after the 2020 NFL draft on April 26.
[9] Hamilton was signed off the Buccaneers' practice squad by the Green Bay Packers on September 17, 2021, to fill the roster spot that was opened with Za'Darius Smith being put on short-term injured reserve.
[14] He was elevated to the active roster the third time on January 8, 2022, ahead of a Week 18 game against the Detroit Lions.