The chief executive’s departure completes the cleanout of the top levels of an organisation besieged by cultural problems.

The former federal treasurer’s resignation comes as the network has been mired in a major scandal over revelations of complaints from staff about sexual harassment and toxicity in the workplace.

While it’s possible Frydenberg, 52, might consider running in the election after next, it would seem unlikely. The 2025 election was the logical time to try for a comeback bid