Later he moved to the Sports Academy of Sikkim at Gangtok and passed out in 2008 grabbing a contract with ONGC.

After spending a season there he signed for Mumbai Tigers with whom he had a fruitful outing, scoring a number of goals for the team in the 2013 I-League 2nd Division.

[1] On 13 January 2014 it was announced that Bikash Jairu has signed for Salgaocar on loan from Mumbai Tigers.

[4] On 23 June 2015 Jairu, along with Rahul Bheke (who coincidentally both played together for Mumbai Tigers in 2013) signed a season long deal with East Bengal.

[5] In July 2015 Jairu was drafted to play for Pune City in the Indian Super League.