· Vice President (Research Innovation), City St George’s, University of London2025–
· Professor Of Infectious Diseases, City St George’s, University of London2024–
· Vice President Designate (Research Innovation), City St George’s, University of London2024–2024
· President-Elect And Secretary General, ESCMID - European Society of Clinical Microbiology and Infectious Diseases2024–
· Non Executive Board Member, Audit Risk Committee, UK Health Security Agency2024–
· Chair, Science Research Committee, UK Health Security Agency2022–
· Non Executive Board Member, People Culture Committee, UK Health Security Agency2022–2023
· Non Executive Board Member, UK Health Security Agency, UK Health Security Agency2022–
· Scientific Affairs Officer And Executive Committee, ESCMID - European Society of Clinical Microbiology and Infectious Diseases2020–2024
· Chair, MHRA Expert Working Group On Covid-19 Therapeutics, Medicines and Healthcare products Regulatory Agency2020–2023
· Deputy Vice-Chancellor (Research Enterprise), St. George’s, University of London2018–2024
· Professor Of Infectious Diseases, St. George's University, University of London2018–2024
· Chair, MHRA Expert Advisory Committee On Infection, Medicines and Healthcare products Regulatory Agency2015–2022
· Vice-Chair (previously Commissioner), Commission For Human Medicines, Medicines and Healthcare products Regulatory Agency2014–2022
· Hammersmith Campus Director Dean, Imperial College London2010–2018
· Professor Head, Infectious Diseases Immunity, Imperial College London2004–2018
· Reader In Infectious Tropical Diseases, Imperial College London2000–2003
· Senior Lecturer In Infectious Diseases Medicine, Imperial College London1994–2000
· Consultant In Infectious Diseases Medicine, Imp