Montabell joined his hometown club
Hannover 96 in 1999 as a youth player and worked his way through to the first-team squad for the 2003–04 season. However, he mostly played for the club's amateur/under-23 side in the Oberliga North. He made his
Bundesliga debut as a final day substitute against
VfL Bochum on 22 May 2004. He played six times in total for the full team over his three seasons whilst included the senior squad. In 2008, he transferred to
FC Rot-Weiß Erfurt before joining
Fortuna Köln in 2010. Two years later he moved to
Sportfreunde Lotte before signing for
TuS Koblenz a year later. ==Personal life==