In his only full season in the USHL in 2015–16, Sweezey appeared with the Chicago Steel before committing to a collegiate career with Yale University of the ECAC.
As a stay-at-home physical defensive defenseman, Sweezey played a full four seasons within the Bulldogs from 2016 to 2020, completing his collegiate career having appeared in 127 games for 3 goals and 29 points.
As an undrafted free agent, Sweezey began his professional career in the 2020–21 season, having signed a one-year AHL contract with the Wilkes-Barre/Scranton Penguins, the primary affiliate to the Pittsburgh Penguins, on April 24, 2020.[1] In the pandemic shortened seasonm, Sweezey in a third-pairing role made 22 appearances with the Penguins, collecting 4 assists.
In the following 2021–22 season, Sweezey continued in the AHL, securing a one-year contract with the Cleveland Monsters on July 12, 2021.[2] Sweezey scored his first professional goal in his debut and season opening game for the Monsters, in a 4–0 victory over the Belleville Senators on October 22, 2021.[3] Establishing himself within the Monsters blueline, Sweezey was later signed to his first NHL contract after agreeing to a two-year, two-way contract with affiliate, the Columbus Blue Jackets on March 7, 2022.[4] With the Monsters unable to make the post-season, Sweezey notched new career highs with 4 goals and 11 points through 70 games.
In the first season of his contract with the Blue Jackets in 2022–23, Sweezey was reassigned to continue his tenure with the Cleveland Monsters in the AHL.[5] Continuing to impress with his physical presence, Sweezey in his second recall to the Blue Jackets, made his NHL debut during a 3–2 shootout defeat to the Minnesota Wild on February 26, 2023.[6] He was reassigned to the Monsters following his debut on February 28, 2023.
Following three seasons within the Blue Jackets organization, Sweezey left as a free agent and was signed to a two-year, two-way contract with the Boston Bruins on July 1, 2024.[7]
Personal
Sweezey's father, Ken Sweezey, enjoyed played collegiate hockey with Providence College in 1988–89.[8] His mother Lorie Blair also played at Providence College.[9]