[3] Cager had 33 receptions for 476 yards and four receiving touchdowns in his lone season at Georgia.
[4][5] In May 2020, Cager signed with the New York Jets as an undrafted free agent after the 2020 NFL draft.
[12] He made his NFL debut in the game, recording two receptions for 35 yards.
[13] He was elevated again on October 1 for the week 4 game against the Denver Broncos,[14] and reverted to the practice squad again the next day.
[24] On January 12, 2022, Cager signed a reserve/future contract with the Jets and changed his position to tight end.
[28][29] In Week 10 against the Texans Cager recorded his first career touchdown in the 24-16 win.
[30] On November 19, 2022, he was elevated from the practice squad for the third time this season for Week 11 game against the Detroit Lions.