[1][2] He was named a US Army All-American as a senior after making 108 tackles with three interceptions and 45 receptions for 751 yards and five touchdowns.
[5][6] As a true freshman, Nasirildeen played in all 13 of Florida State's games and recorded 29 tackles with two passes broken up.
[7][8] He again played in all of the Seminoles games with five starts at safety in his sophomore season, finishing the year with a team-leading 91 tackles, an interception and two pass breakups.
[9][10][11] Nasirildeen was selected by the New York Jets in the sixth round with the 186th overall pick of the 2021 NFL draft.
[16] On August 30, 2022, Nasirildeen was waived by the Jets and signed to the practice squad the next day.