As a senior for the Bearcats, Gaither caught 73 passes for 1,480 yards,[1] returned 16 kickoffs for a 44.6-yard per-return average, and scored 30 total touchdowns on the season, as PRHS won the CIF Southern Section Northern Division championship.

[2] Gaither, who scored 56 combined touchdowns in his prep career, was evaluated as a three-star prospect by the 247 Sports Network, which ranked him among the top 150 overall players in the state.

[3] In his final college season, Gaither earned first-team All-Mountain West Conference selection[5] and graduated with his bachelor's degree in communication studies.

During the 2020 season, he helped SJSU earn its first AP Top 25 Poll ranking in eight years, as the Spartans peaked at No.

Gaither signed with the Green Bay Packers as an undrafted free agent shortly after the conclusion of the 2021 NFL draft.

[9] Gaither came out of retirement and was selected in the 14th round of the 2022 USFL draft by the Pittsburgh Maulers, which reunited him with his former college teammate, Josh Love.