He had previously been the head coach for VfB Lübeck and Alemannia Aachen II.
[4] They were knocked out of the DFB-Pokal by VfB Stuttgart in extra time on 23 September 2009.
[6] The following week, on 13 August 2010, MSV Duisburg knocked Lübeck out of the DFB-Pokal.
[6] He started his fourth season on 6 August 2011 with a 3–3 draw against VFC Plauen.
[7] Schubert was head coach of Alemannia Aachen II during the 2012–13 season.
[10] Schubert took over Alemannia Aachen's first team on an interim basis from 3 September 2012[11] to 10 September 2012 when René van Eck was hired as the permanent head coach.