From 2003 until 2006 he was also chief conductor of the RIAS Kammerchor in Berlin, with whom he recorded a number of successful CDs, like Le Vin Herbé (Martin), Solomon (Händel) and Les Noces (Stravinsky). Their CD's won several awards, like Preis der Deutsche Schallplattenkritik, Echo Award, Midem Classical Award, Diapason d'Or, Choc du Monde de la Musique, Gramophone's Editor's Choice.

Daniel Reuss has been invited to conduct chamber ensembles and orchestras throughout Europe. Among these may be mentioned the Akademie für Alte Musik Berlin, MusikFabrik, Scharoun Ensemble and the Radio Chamber Philharmonic.

In summer 2006, at the invitation of Pierre Boulez, Daniel Reuss teached and conducted at the Lucerne Festival Academy. In February 2007 Reuss made his debut at the English National Opera, with Händel's Agrippina. In 2008 he directed at De Munt/La Monnaie in Bruxelles, with the Dido & Aeneas-production of stage director Sasha Waltz.

From September 2008 he is appointed artistic director and chief conductor of the Estonian Philharmonic Chamber Choir.

The Diapason d'Or of the year 2009 was awarded to the CD of Cappella Amsterdam (Lux Aeterna) with works of Ligeti and Heppener.