A member of the Oper Frankfurt from 1974, she has appeared in major European opera houses, concert halls and international festivals.
[1] She made her stage debut already during this time as Jenny in Weill's Aufstieg und Fall der Stadt Mahagonny at the Stadttheater Klagenfurt.
[1] She became a member of the ensemble of the Oper Frankfurt in 1974,[1] where she sang many Mozart roles such as Susanna in Le nozze di Figaro, Zerlina in Don Giovanni, Ilia in Idomeneo, Blonde in Die Entführung aus dem Serail, Despina in Così fan tutte and Pamina in Die Zauberflöte.
[1] She sang the role of Adele in Die Fledermaus by Johann Strauss at the Royal Opera House in London in 1983, conducted by Plácido Domingo, alongside Kiri Te Kanawa as Rosalinde, among others.
[6] Heichele recorded for the broadcaster Hessischer Rundfunk Bach's cantata Nun komm, der Heiden Heiland, BWV 62, with soloists Ria Bollen, Heiner Hopfner and Ernst Gerold Schramm, Kammerorchester Alfred Sous, Figuralchor des Hessischen Rundfunks, conducted by Alois Ickstadt, c. 1981, Melisma 726[7] In 1984, she recorded Bach's Magnificat and Handel's Utrecht Te Deum with Helrun Gardow, Paul Esswood, Kurt Equiluz, Robert Holl, the Wiener Sängerknaben and Chorus Viennensis, and the Concentus Musicus Wien conducted by Nikolaus Harnoncourt.