Carter did not play in any of Army's games as a freshman.[2] He played in ten games as a sophomore and had 14 tackles with one sack, one forced fumble, and one interception.[3] As a junior, Carter finished second in the nation with 15.5 sacks and had 44 total tackles, 18.5 tackles for loss, and four forced fumbles.[4]
Carter II signed with the Minnesota Vikings as an undrafted free agent on April 29, 2023.[7] On August 29, 2023, the Vikings announced that he had made the initial 53-man roster.[8]
Carter was waived by the Vikings on August 27, 2024, and re-signed to the practice squad.[9][10]