[1] After spending four years at Tata, Alwyn signed his first professional contract with Pailan Arrows in the I-League on 11 February 2012.
[3] On 6 April 2013, he headed in a cross from the left by Seminlen Doungel in the 74th minute to complete a 2–0 upset of defending champions Dempo at the Tilak Maidan Stadium.
On 26 October 2013 it was confirmed that George has signed for Dempo on loan from IMG Reliance with three other players - Holicharan Narzary, Pronay Halder and Narayan Das.
[6] Alwyn represented FC Goa during the 2014 Indian Super League on loan from parent club Dempo but was used sparingly.
[11] George was suspended for India U23's next match against United Arab Emirates U23 due to picking up two yellow cards (one against Lebanon U23 and one against Iraq U23).