During the 2014–15 season, Robak was traded by the Panthers to the Anaheim Ducks in exchange for Jesse Blacker and a conditional draft pick on December 4, 2014.[1]
Robak was not tendered a new contract by the Ducks and after going unsigned in the off-season, belatedly agreed to a one-year AHL contract with the Rochester Americans on September 28, 2015.[2] In the 2015–16 season, Robak was a fixture on the blueline for the Americans, adding 5 goals and 20 points in 73 games.
For a second successive off-season, Robak was an un-signed free agent until he agreed to a professional try-out deal with the Stockton Heat of the AHL, affiliate to the Calgary Flames, to begin the 2016–17 season on October 14, 2016.[3] Robak enjoyed early success with the Heat, compiling 5 assists in just 6 games and leading the AHL in Plus–minus before he left the club, to sign a guaranteed one-year deal with fellow AHL club the Utica Comets, affiliate to the Vancouver Canucks, on November 2, 2016.[4]
On October 5, 2018, Robak signed a one-year deal with Vaasan Sport of the Finnish Liiga. This marked the first time he has played outside of North America. After a solitary season in Finland, Robak continued his European career, agreeing to a multi-year contract with German club, Schwenninger Wild Wings of the DEL on November 19, 2019.