With a passion for wanting to care for others, Lilian embarked on her nursing career as a staff nurse in 1992. Currently serving as the Chief Nurse she has led a multi-pronged approach to establishing high standards of service. She improved and optimised the nursing skills mix and worked with her organization, Raffles Hospital to support the expansion of clinical services. Her leadership has provided the direction and framework for the hospital to achieve the highest professional standards and quality goals. She has personally been involved in helping the Hospital renew its accreditations, increase bed strength, and support public hospitals by taking on more acute cases. During the onset of Covid-19, Lilian activated a few nursing leaders and nurses to help set up 14 vaccination centres to stand aligned with the National Vaccination Program in 2020-2021. She also deployed a few nursing leaders to set up Covid-19 Treatment Facilities (CTF). Since 2020, Lilian has been one of the Board members of the Singapore Nursing Association (SNA).