A 3-star offensive tackle recruit, Johnson committed to play college football for the University of Florida over offers from Marshall, Miami, Nebraska, Purdue, Tennessee, and Virginia Tech.

He was named to the 2018 SEC Football Community Service team due to his volunteer efforts in the Gainesville, Florida community, including at local elementary and middle schools, Habitat for Humanity, and the Boys & Girls Clubs of America.

[16] Johnson won the backup tackle position in training camp and signed a two year contract.

[17] Johnson played in the Eagles week 18 loss to the Giants as they rested their starters for the playoffs.

In week 3 of the 2024 season, Johnson and Tyler Steen stepped in for the second half of the Eagles 15-12 win over the saints, after starting right tackle Lane Johnson and starting right guard Mekhi Becton both left the game injured,[18] paving the way for two fourth quarter rushing touchdowns for Saquon Barkley.