Walker was a seventh-round pick of the Tampa Bay Lightning in the 2017 NHL Entry Draft. He has two points (1G / 1A) in 13 career NHL games and has predominantly been an AHL player since graduating from the University of Minnesota in the 2021-22 season. The 25-year-old forward has 11 points (2G / 9A) in 30 games with the Iowa Wild (AHL) this season.
