[8] He spent his first professional season playing for the Cincinnati Cyclones of the East Coast Hockey League (ECHL).

He was released on September 18,[12] but spent the season with their affiliates (the AHL's Tucson Roadrunners and ECHL's Fort Wayne Komets).

"[20] Houser started a second-straight game against the Islanders the following night, this time making 45 saves in a 4–3 shootout win.

[21] As a free agent following his stint with the Sabres, Houser continued within the organization in agreeing to a one-year contract to remain with the Rochester Americans on August 5, 2021.

[22] With the Sabres suffering a spate of goaltender injuries for the second consecutive season, Houser was signed to a one-year, two-way contract in returning to the NHL with Buffalo on January 12, 2022.

[23] On July 15, 2022, Houser was familiarly re-signed to remain within the Sabres organization, agreeing to a one-year AHL contract to continue with the Rochester Americans.

[24] Houser returned for his fifth season in the Americans organization, signing as a free agent from the Sabres on a one-year AHL contract on July 7, 2023.