Bißmann is the lead candidate of the minor party Social Austria of the Future (SÖZ) in the 2020 Viennese state election.

She wrote her diploma thesis, which examined the technical and economic possibilities for wind-driven seawater desalination, while working as an energy expert in an Austrian Agency for Development Cooperation (ADA) project in Cape Verde.

She also worked on an EEMusic Energy Efficient Music Culture project which networked and trained festivals and club operators from 28 European countries in climate protection.

[4] She became the Pilz group spokesperson for the environment, energy, transport, agriculture, development cooperation, sport, and citizen participation.

[7][8][non-primary source needed] Bißmann did not seek re-election during the 2019 federal election, choosing to leave the National Council.

In 2020, she announced she would run for the Viennese parliament as the lead candidate of minor party Social Austria of the Future (SÖZ).