Several Swiss clubs and Swiss groups are spread over Australia. Many groups have their own website and social media accounts. The CSA Oceania Website does provide an excellent overview of everything that is available.
SwissCommunity.org is a communication platform serving the Swiss abroad, created by the OSA (Organisation of the Swiss abroad). It is designed and tailored to meet the needs of Swiss People worldwide.
There are several Facebook groups in the different states in Australia you might want to join and quite a few worldwide Facebook groups for Swiss Abroad.