Vilia graduated from the University of Western Sydney in 2001 with a Bachelor of Commerce degree, majoring in Management. She has 19 years of experience working in the tertiary education sector. Since 2011, she has served as the Finance and Resource Officer at the Australian Research Council Centre of Excellence for Climate System Science (ARCCSS). In 2017, she transitioned to the role of Finance Manager at the ARC Centre of Excellence for Climate Extremes. In 2023, she further transitioned to her current position as the Chief Operations Officer. In her role, Vilia is responsible for overseeing the complex operations of the Centre and collaborating closely with the Centre Director and other members of the Executive Team on matters of strategy and policy.