[4] As a true freshman at New Mexico Military Institute, Hardison appeared in five games and totaled 408 passing yards, four touchdowns and four interceptions while completing 38-of-67 attempts.
[6] Hardison remained a starter in 2021 and improved, starting all 13 games and being named honorable mention all-conference while having the fifth-most single season passing yards in program history; he ended the year having completed 198-of-357 passes, throwing for 3,217 yards and 18 touchdowns.
[6][11][12][13] In 2022, Hardison appeared in 10 games before suffering a season-ending injury, having finished with 164 pass completions on 315 attempts for 2,044 yards and 11 touchdowns along with eight interceptions.
[14] He appeared in only five games before undergoing Tommy John surgery in November, which caused him to miss the remainder of the season.
[15] On April 27, 2024, Hardison signed with the Miami Dolphins as an undrafted free agent after he was not selected in the 2024 NFL draft.