Sceviour was drafted in the first round, eighth overall, by the Calgary Stampeders in the 2018 CFL Draft and signed with the team on May 14, 2018.[2] He spent most of the 2018 on the reserve roster, but dressed for one regular season game, making his professional debut on September 8, 2018. He was on the reserve roster when the Calgary Stampeders won the 106th Grey Cup. For the 2019 season, Sceviour became a regular starter, playing and starting in all 18 regular season games and one playoff game. He did not play in 2020 due to the cancellation of the 2020 CFL season. He later re-signed with the Stampeders on January 8, 2021.[3]
In 2022, Sceviour played and started in all 18 regular season games and was named a Divisional All-Star for the first time in his career.[4] In 2023, he again made 18 starts at right guard.[5] Sceviour became a free agent upon the expiry of his contract on February 13, 2024.[6]