It was announced on August 17, 2021, that Brown had agreed to sign to the practice roster of the Winnipeg Blue Bombers. He was soon elevated to the active roster and played in his first game with the Blue Bombers on August 21, 2021. He played in seven regular season games with the Blue Bombers in 2021 where he had two defensive tackles and eight special teams tackles. He became a free agent upon the expiry of his contract on February 8, 2022.
