Orgelmusik bei Kerzenlicht in der Kirche St. Luzi, Johannes Ebenbauer, Wien

From 1991 to 2005 he was cathedral conductor at St. Stephen's Cathedral in Vienna with artistic and organisational direction of all ensembles at the cathedral, in the liturgy and in concerts: choir, vocal ensemble, cathedral choir, soloist ensembles, choral schola, cathedral orchestra, organ services – in cooperation with ORF radio and television – from 1998 permanently live on Radio Klassik Stephansdom.

Since 2010 organist at the Franciscan Church in Vienna with the annual organ concert cycle "Quintessenz" on the Wöckherl organ from 1642 – curator of this first-class historical organ.

In 2012 he habilitated in organ and improvisation, and in 2013 he was appointed university professor of organ and improvisation at the mdw to succeed Peter Planyavsky.
From 2020 head of the Institute for Organ, Organ Research and Church Music at the University of Music and Performing Arts in Vienna.

Invitations to festivals in Germany and abroad as an organist and improviser as well as a conductor – often with the ensembles he founded, the Baroque Orchestra J.J. Fux, Cappella Albertina and Vocalconsort, as well as in various ensemble formations – often with Siegfried Koch (baroque trumpet & cornetto) and Georg Gratzer (reed-instruments).

Concert tours have recently taken him to the Tchaikovsky Philharmonic Orchestra in Moscow, the Bratislava Philharmonic, Ukraine (Odessa Opera House), Switzerland (Baden/Zurich, Rheinau Monastery Church), Israel (Jerusalem), Lithuania (Klaipeda and Vilnius), Bulgaria, Italy, Slovenia, Croatia, Andorra, as well as to many important organs in Germany and Austria – e.g. to the Silbermann organs in Freiberg Cathedral, to the Holzhey organ in Ravensburg/Weissenau or to the Bruckner organ in St. Florian Abbey in Upper Austria, to the Kreuzkirche in Dresden and to the Nikolaikirche in Leipzig.
Invitations to orchestral conducting, for example to Sofia and Varna (BGR) with works by Beethoven, Mozart, Paganini, Bach, Handel and others.