His FIS Ski Jumping World Cup debut took place in December 2011 at the Four Hills Tournament in Oberstdorf. On 23 February 2019, Eisenbichler became the individual world champion on large hill in Seefeld in Tirol. Later he won another two gold World Championship medals in the team event and mixed team event. On 22 March 2019, he achieved his long-waited first World Cup win during the Ski Flying event in Planica. Also in Planica on 12 December 2020 he won the bronze medal of the 2020 Ski Flying World Championships.