In 2014, Schizas began his professional career with the Greek League club Rethymno Aegean.

[4] On July 14, 2018, Schizas moved to Thessaloniki for PAOK, signing a two-year contract.

[6] On July 25, 2021, Schizas signed with his third Greek Basket League club from Thessaloniki, Aris, where he was named team captain alongside Olivier Hanlan.

He appeared in only 10 league games due to injuries, averaging 4 points and 1.4 rebounds in 10 minutes per contest.

In his second season with Aris, Schizas appeared in 15 league games, averaging 2.4 points and 1.2 rebounds in 11 minutes per contest.