Frankston Council CEO Phil Cantillon has announced his resignation after six years in the role, and more than seven at the council.
Mr Cantillon says he will finish up next month, and will be taking a break after 40 years in public service, including roles with state governments in Victoria, NSW and Tasmania.
The council is yet to consider next steps for a transition to a new CEO.
LGA South Australia CEO Clinton Jury is leaving the role after nearly four years, according to a report from Inside Local Government.
The association will appoint an Acting CEO while conducting a recruitment process for a permanent replacement.
During his tenure, Mr Jury has strengthened member value, fostered a positive workplace culture, and successfulky secured new funding and partnerships.
Dalassa Yorkston has been appointed as the new chief executive of the Northern Peninsula Area Regional Council (NPARC) in Cape York.
Ms Yorkston is moving Torres Shire Council where she has served for 17 years.
She will commence in the role on August 4.
Her appointment comes after a period of instability at the council, which included several short-term CEOs and the recent ousting of former chief executive Kate Gallaway after a community petition called for her dismissal.