Born in Plettenberg,[1] Schoenenberg studied school music at the Hochschule für Musik und Tanz Köln where she was in the voice class of Klesie Kelly.
[3] Schoenenberg took master classes in opera with Tamar Rachum [de], Richard Miller and Brigitte Fassbaender, and in oratorio with Ingeborg Danz.
[3] Schoenenberg had her first engagement at the Junge Kammeroper Köln, where she made her stage debut in 1998 as First Lady in Mozart's Die Zauberflöte in a production presented in several cities in Germany.
Other roles were Lisa in Lehár's Das Land des Lächelns, Eurydice in Offenbach's Orpheus in der Unterwelt, Ilia in Mozart's Idomeneo, the title role in Kálmán's Die Csárdásfürstin, Jenny in Weill's Rise and Fall of the City of Mahagonny, Micaëla in Bizet's Carmen, Josabeth in Handel's Athalia, Bianca in Zemlinsky's Eine florentinische Tragödie, and Donna Anna in Mozart's Don Giovanni, among others.
[3] Schoenenberg has performed as a Lied and concert singer in Germany (among others at the Nymphenburger Sommer [de], the Konzerthaus Dortmund, the Alte Oper Frankfurt),[5] Austria (among others Montafoner Musiksommer),[2] France, Spain, Switzerland and Israel.