Even though the reserves failed to qualify for the knockout stages, Sreekuttan's performance in the tournament earned him a promotion to the senior side of the Kerala Blasters for the pre-season of the 2021–22 season.
[2][3] Sreekuttan was one among the six players from the reserve side that was called-up for the pre-season camp of the Blasters ahead of the 2021–22 Indian Super League season on 21 July 2021.
[5] He made his debut for the senior side of the Blasters on 15 September 2021 in the Durand Cup group stage match against arch-rivals Bengaluru FC, which they ended up losing 2–0.
[12] He scored his second goal of the season in a 4–0 victory over NEROCA on 3 May, where he again came in as a substitute in the early moments of the match,[13] as he netted the ball in the added time and secured the three-points for the Malabarians.
[14] Gokulam Kerala clinched the league, defeating Mohammedan Sporting 2–1 in the final game at the Salt Lake Stadium on 14 May, and became the first club in fifteen years to defend the title.