Sharon currently is Head of Performance Nutrition at the Irish Institute of Sport. She also has significant experience as a clinical dietitian for over 25 years in the NHS and has a Ph.D. in Nutrition Education.

She has worked across team, individual, and weight-category sports and has supported several Olympic medalists and World champions. She has delivered nutrition support to athletes over six Olympic cycles and other major championships such as European, World, and EU championships. As well as working with individual athletes has been involved with the science and medical committee of the OFI in the planning and logistics at two camp bases. She was the assistant camp manager for the Tokyo 2021 OG and is the Lead Scientist for the Paris 2024 cycle.

She was awarded a Hon Fellowship of the Faculty of Sport and Exercise Medicine, RSCI in Sept 2016 and in April 2021 was appointed to the Adjunct Professor role at the University of Limerick. She has recently stood down as chair of the Sports Nutrition Group of the BDA and a Board member of PINES but continues to support CPD through her involvement as part of the SENR practitioner assessment panel.