Lilian has been working in Sykehusbygg HF (Norwegian Hospital Construction Agency) since 2017. The job covers early planning of hospitals, pre- and post-evaluation of hospitals and monitoring through the phases of a project. Additionally, the job includes developing evaluation tools and guidelines.

Previous work has been related to research within molecular medicine and epidemiology, including health registries and health studies, as well as biological material. She has a Master`s degree in cell biology and holds a PhD in Molecular Medicine from the Norwegian University of Science and Technology (NTNU) in Trondheim. The thesis was about the role of inflammatory mediators in rheumatic diseases.