During his time with the Chiefs, D'Alesio served under former Giants defensive coordinator Steve Spagnuolo and contributed to defenses that won three consecutive conference championships (2022-24) and two Super Bowls (2022-23). In 2023, D'Alesio assisted a Chiefs defense that surrendered its fewest passing yards per game (176.5) since 1992 (158.6). At his alma mater, Youngstown State, D'Alesio guided the Penguins to a school-record 49 sacks in 2016.
2025: Baltimore Ravens - Defensive Backs
2022-24: Kansas City Chiefs - Safeties
2021: Kansas City Chiefs - Defensive Assistant
2020: LSU - Defensive Analyst
2019: Youngstown State - Defensive Coordinator/Defensive Line
2018: Youngstown State - Co-Defensive Coordinator/Defensive Line
2016-17: Youngstown State - Defensive Line
2015: Youngstown State - Defensive Quality Control