The 25-year-old nabbed a coveted job as a senior political advisor to former Deputy Premier John Barilaro in February this year, her first year out of university.
The new premier said he will take the state from good to great and focus on keeping people safe, opening up the economy and securing our recovery after the Covid-19 pandemic.
New South Wales Opposition Leader Chris Minns has urged two Coalition MPs to reconsider their resignations, saying byelections are now being called "at regular intervals" in the state.