[3] Following postings in Germany and Washington, she served as a political officer in the U.S. delegation to the Organization for Security and Co-operation in Europe (OSCE) in Vienna from 1992 to 1996.

Prior to her return to Berlin, she was a U.S. State Department Fellow at the Woodrow Wilson International Center for Scholars between 2017 and 2018.

Quinville served as deputy chief of mission at the Embassy of the United States in Berlin since July 2018.

[6][7] Following Grenell's resignation on June 1, 2020, Quinville took over as the chargé d'affaires of the U.S. Mission to Germany on an interim basis.

[9] She spent a semester teaching as the Sol M. Linowitz Visiting Professor of International Affairs at Hamilton College before taking a position at the Wilson Center.