Andersén signed with Severstal Cherepovets of the Kontinental Hockey League (KHL) ahead of the 2012–13 season.

[citation needed] Andersén opted to finally pursue a North American career in 2015, in agreeing to a one-year entry-level contract as a free agent with the Pittsburgh Penguins of the National Hockey League (NHL) on 15 June 2015.

[5] On 12 June 2017, Andersén agreed to a one-year contract with EHC Kloten of the National League (NL).

[6] On 9 November 2017, Andersen was released by Kloten after posting a -15 plus/minus rating and scoring only 1 point in 18 games.

[citation needed] On 23 April 2018, Andersén as a free agent returned to his native Sweden signing a three-year SHL contract with former club, Brynäs IF.