In 2021, Jenkins tallied 35 tackles with eight being for a loss, five sacks, and a pass deflections. In 2022, he recorded 32 tackles with eight being for a loss, four sacks, a pass deflection, and a forced fumble.[2][3][4] In week 8 of the 2023 season, Jenkins recorded his first career collegiate touchdown off a fumble recovery versus Nebraska.[5] He finished the season with 57 tackles with 15.5 being for a loss, seven and a half sacks, a pass deflection, two fumble recoveries, a forced fumble, and a touchdown,[6][7] earning an all-Big Ten Conference honorable mention.[8]