He has been a member of the Tampa Bay Buccaneers, Indianapolis Colts, Pittsburgh Steelers, Los Angeles Rams, Birmingham Stallions, and Houston Texans.

A four-star recruit, Davis committed to Nebraska over offers from Arkansas, Indiana, and Oregon, among other schools.

He was named the Cornhuskers' Defensive Lineman of the Year in both 2018 and 2019 seasons, after recording 11.0 sacks and 26 tackles for loss.

[3] At the NFL Combine, Davis ran the 40-yard dash in 4.75 seconds, the sixth-fastest time for a defensive lineman.

On March 28, 2023, Davis signed with the Birmingham Stallions of the United States Football League (USFL).

[23] On November 5, 2024, the Texans traded Davis to the San Francisco 49ers in exchange for a seventh-round pick in the 2026 draft.