 He won the Meistriliiga title in the 2003 season.On 3 February 2005, Jääger signed a three-year contract with Russian Premier League club Torpedo Moscow for an undisclosed fee, becoming third Estonian player in the club after Andres Oper and Andrei Stepanov.He made his debut in Russian Premier League on 13 March, in a 3–1 home win over Rostov.