Career
East Bengal
After spending his youth career with the famed Tata Football Academy, Naoba signed for Churchill Brothers of the I-League. While with Churchill Brothers Singh scored one goal which came against Mahindra United in the I-League on 3 March 2010. Later in 2010 Singh signed for East Bengal who also play in the I-League.
Naoba represented Delhi Dynamos Football Club during the 2014 Indian Super League before signing for I-League newcomers, Royal Wahingdoh for the 2014-2015 season.
In July 2015 Singh was drafted to play for Delhi Dynamos in the 2015 Indian Super League. Singh made eight appearances for the India U23 team, and played in the 2009 SAFF Cup.