In 1973, Tomowa-Sintow auditioned for conductor Herbert von Karajan for the upcoming world premiere of Carl Orff's De temporum fine comœdia at the Salzburg Festival. He hired her immediately, and for the next sixteen years, the two worked frequently together in opera houses, concert halls, and recording studios around the world.
In 1973, Tomowa-Sintow auditioned for conductor Herbert von Karajan to conduct Carl Orff's "De temporum fine comœdia" at the Salzburg Festival. She was hired immediately and worked with him frequently in opera houses, concert halls, and recording studios around the world for the next sixteen years.