After the German reunification, Mo. Fritzsch was able to accept engagements outside of Eastern Europe. In 1992/3 he worked as 1st Kapellmeister at the Staatsoper Hannover. During that time, Mo. Fritzsch was appointed Chief Conductor and Artistic Director at the Städtische Bühnen and the Philharmonisches Orchester in Freiburg. There he remained until 1999 enjoying widespread acclaim. The Verband Deutscher Musikverleger (association of German music publishers) honored his 1998/99 season with the distinction of having the ‘Best Concert Program’.

Mo. Fritzsch has performed with many orchestras, both within Germany and internationally. These include: Hamburger Sinfoniker, Düsseldorfer Sinfoniker, Philharmonie Essen, Nationaltheater-Orchester Mannheim, Staatskapelle Schwerin, Berliner Sinfonie Orchester, Staatskapelle Dresden, Norddeutsche Philharmonie Rostock, Staatsorchester Halle, the Swedish Radio Orchestra, the Norwegian Radio Orchestra, the Danish Radio Symphony Orchestra, the Orchestre Philharmonique Strassbourg, the Orchestra National de Montpellier, the Orchestra National du Capitole de Toulouse, the Sydney, Melbourne, Tasmanian, Queensland and West Australian Symphony Orchestras and Orchestra Victoria.

Opera Companies with which he has worked include: Sächsische Staatsoper Dresden, Opernhaus Köln, Deutsche Oper Berlin, Komische Oper Berlin, Opera Bastille Paris, Grazer Oper, the Royal Opera Stockholm, Malmö Operan and Opera Australia in Sydney and Melbourne (including Wozzeck, Don Giovanni, Carmen, Tosca, Rigoletto, Salome, Der Rosenkavalier).

Mo. Fritzsch recently held the position of Chief Conductor of Staatsoper Nürnberg. He is currently Chief Conductor of the Grazer Oper and Grazer Philharmonisches Orchester, Austria and Chief Conductor of the Queensland Symphony Orchestra.