Poulin was the 21st overall pick of the Penguins in the 2019 NHL Entry Draft. The 23-year-old played three games in Pittsburgh last season but spent most of the 2023-24 campaign with the Wilkes-Barre/Scranton Penguins (AHL), tallying 31 points (16G / 15A) in 41 games. In six games with Pittsburgh this season, Poulin averaged 10:06 time-on-ice and scored one point (0G / 1A).
