Pütz started her carreer at Cologne in 1950 and was a member of the ensemble at Hanover from 1951 to 1957. Subsequently, she became a member of the ensemble of Württ. Staatsoper Stuttgart, where she sang coloratura roles like Gilda and Zerbinetta. She also appeared at the festivals of Salzburg (as Konstanze, 1961), Glyndebourne (1958), Bayreuth (as Waldvogel, 1960). From 1963 to 1968 she was a guest to the Hamburg Opera. In 1960/61, she sang Sophie, Oscar, Susanna and Musetta at the Vienna State Opera.