He currently plays for Germania Halberstadt, wearing the number 17 shirt. He plays primarily as a Midfield.

His most recent move was a from Carl Zeiss Jena U19 to Germania Halberstadt on 2024-07-19.

Across 6 appearances in the German U19 Youth League 2023-2024, Fabio Ertmer registered 0 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.