Sörensen played for Södertälje SK as a defenceman from 1992–1995. He also played for clubs in France and Norway.[2] Sörensen traveled to North America to play for the Mobile Mysticks and Baton Rouge Kingfish of the ECHL during the 1999–2000 season. He tallied three goals and one assist in 37 games.[3][4] He retired from playing in 2000 and went into coaching.[2]
Sörensen returned to his hometown of Södertälje to become an assistant coach for Södertälje SK of HockeyAllsvenskan in 2011. He was named as the team's interim head coach in October 2013.[7][4]
He joined the Chicago Blackhawks organization in 2013 as a development coach. Sörensen transitioned to the Rockford IceHogs of the AHL in 2018, serving as an assistant coach and later as an associate coach. In 2021, he took over as the interim head coach of the IceHogs.[8][4] Sörensen maintained a 117–89–16–7 record in 229 games through his first three seasons as head coach and reached the playoffs in each of these seasons.[7]
On 5 December 2024, the Blackhawks appointed Sörensen their interim head coach after firing Luke Richardson.[7][1] He made his NHL debut on 7 December, in a 4–2 loss to the Winnipeg Jets.[9]