Alexander Maul began his career at SG Quelle/1860 Fürth. From 2000 to September 2001, he played for Rot-Weiß Oberhausen, where he was employed five times in the second division. Then he moved to the then third division SSV Jahn Regensburg.
In January 2003, he moved free transfer to then- Oberliga side FC Carl Zeiss Jena, which he ascended into the Regional and 2006 to the 2nd Bundesliga in 2005. From 2008 to 2011 he played for three years at the SSV Jahn Regensburg. For the 2011/12 season he joined again at the FC Carl Zeiss Jena. In July 2012, Alexander Maul returned to Bavaria and signed a contract with the SV Seligenporten.
- Promotion to the 2nd Bundesliga with Carl Zeiss Jena 2006
- Promotion to the Regionalliga Nord, Carl Zeiss Jena 2005