"On the one hand, not that much has changed for me since I took on the role, because I was already involved in a lot of things beforehand - like the Team Principal meetings, which I've been attending for some time already, she pointed out.
"On the other hand, it is still something special because now all the responsibility rests on my shoulders," she conceded. "And that creates a certain extra pressure, of course."
And the pressure really starts on Tuesday, when Sauber's new drivers Nico Hülkenberg and Esteban Gutiérrez join the other F1 drivers at the Circuit de Jerez in Span and all the teams see how well their individual new 2013-model cars perform out on the track in comparison with one another.
That's when the pressure will really be on all around, as Kaltenborn is only too well aware.