Skalski attended Northgate High School in Newnan, Georgia, where he played soccer as well as linebacker and punter on the gridiron.

[1] As a junior, he was limited to seven games due to a thumb injury but had 78 tackles and three sacks, earning All-County honors.

[4] Due to a new NCAA rule, he was able to return at the end of the season while keeping his redshirt and helped Clemson win the national championship.

[6] In the 2020 College Football Playoff National Championship against LSU, he had six tackles, a sack and a pass breakup, but was ejected due to a targeting penalty.

[6] He focused on improving his diet by cutting out junk food and lowering his sugar intake.

[10] He was ejected in the Sugar Bowl for targeting after lowering his helmet into the body of Justin Fields in the second quarter of a 49–28 loss to Ohio State.