Mr Jennings is the Director of Allied Health, Liverpool Hospital. He chairs the Liverpool Research Committee, is a Co-Chair of the NSW Agency for Clinical Innovation Musculoskeletal Network and an executive member on the Musculoskeletal Clinical Academic Group, Maridulu Budyari Gumal (SPHERE). His service delivery and research interests focus on musculoskeletal models of care, falls and chronic health conditions, consumer and community input, equity and cultural diversity, and education and training. He holds conjoint appointments with Western Sydney University and Macquarie University. In 2019 he received the University of Sydney Faculty of Health Sciences Alumni Award for Professional Achievement and in 2022 he was recognised as SWSLHD Allied Health Leader of the Year.