[1] He attended master classes with John Eliot Gardiner, Michael Gielen, Kurt Masur and Lothar Zagrosek.
[2] After his studies he was employed as First Kapellmeister at the Philharmonic State Orchestra Halle and at the Staatstheater Kassel, where he was also deputy music director.
[2] From 2004, Piollet was Generalmusikdirektor at the Hessisches Staatstheater Wiesbaden, where he conducted Wagner's complete Der Ring des Nibelungen.
[2] He also conducted new productions of Mozart's Idomeneo and Don Giovanni, Weber's Der Freischütz, Rossini's Il barbiere di Siviglia, Verdi's Rigoletto, Simon Boccanegra, Don Carlos and Falstaff, Wagner's Lohengrin and Tristan und Isolde, and Puccini's La Bohème and Tosca.
[6] Piollet conducted a production of Bizet's Carmen at the Liceu in Barcelona in 2010, staged by Calixto Bieito, with Béatrice Uria-Monzon in the title role, which was recorded on DVD.