Professional Appointments
- Head, Microbiology Service, KKH Department of Pathology and Laboratory Medicine 2018 – present
- Senior Consultant in Microbiology, Department of Pathology and Laboratory Medicine 2014 – present
- Consultant in Microbiology, Department of Pathology and Laboratory Medicine 2009 – 2014
- Adjunct Associate Professor, Department of Microbiology and Immunology, Yong Loo Lin School of Medicine, National University of Singapore 2010 – present
- Adjunct Associate Professor, Duke-NUS Graduate Medical School, Singapore 2011 – present
- Director of Microbiology, Royal Darwin Hospital, Associate Professor, Flinders University School of Medicine and Menzies School of Health Research, Charles Darwin University, Australia 2008 – 2009
- Associate Professor and Consultant in Microbiology, Flinders University and Flinders Medical Centre, Adelaide, Australia 2004 – 2008
- Microbiology Registrar at the Microbiology Department, Royal Women's and Children's Hospital, Melbourne, Australia 2003 – 2004
- Microbiology Registrar at the Microbiology Department, Sullivan Nicolaides Pathology, Brisbane, Australia 2002 – 2003
- Research Fellow at the Department of Microbiology and Immunology, Stanford University, CA, USA 1998 – 2002
- Clinical Microbiologist, Academic Lecturer and Staff Scientist at the Institute of Hygiene and Medical Microbiology, University of Heidelberg, Germany 1987 – 1998
Memberships in Committees
- Member, Technical Expert Group on hand hygiene by the World Health Organization (WHO), Geneva, Switzerland 2017 – present
- Member, Singapore Ministry of Health (MOH) National Antimicrobial Resistance Control Committee (NARCC), National Antimicrobial Resistance Expert Panel (NAREP), Singapore 2018 – present
- Member, Pharmacy & Therapeutic (PT) Committee, KK Women’s and Children’s Hospital, Singapore 2018 – present
- Member, Point Of Care Testing (POCT) Committee, KK Women’s and Children’s Hospital, Singapore 2018 – present
- Member, Human Milk Bank Work Group, KK Women’s and Children’s Hospital, Singapore 2016 – present
- Member, Genetic Modification Advisory Committee of Singapore (GMAC), Subcommittee for Release of Agriculture-Related Genetically Modified Organisms (GMOs) 2014 – present
- Patient Safety Lead, Department of Pathology and Laboratory Medicine, KK Women’s and Children’s Hospital, Singapore 2014 – present
- Member, Serious Reportable Events (SRE) Quality Assurance Committee, KK Women’s and Children’s Hospital, Singapore 2011 – present
- Member of the Hospital Infection Control Committee (HICC), KK Women’s and Children’s Hospital, Singapore 2010 – present
- Contributing Faculty Member for the internet-based literature service "Faculty of 1000" (http://www.facultyof1000.com) 2004 – present
Memberships in Societies
- Australasian Society for Infectious Diseases (ASID) 2014 – present
- German Society for Hygiene and Microbiology (DGHM) 1990-present
- American Society for Microbiology (ASM) 1990 – present
- International Society for Human and Animal Mycology (ISHAM) 1994 – present
- German speaking Mycological Society (DMykG) 1994 – present
- German Society of Microbiology and Infectious Disease Specialists (BÄMI) 1995 – present
- German Association of University Lecturers (DHV) 1997 – present
- Royal College of Pathologists of Australasia (RCPA) 2003 – present
- Australian Society for Microbiology (ASM) 2007 – present
- Singapore Society of Pathology (SSP) 2010 – present
- Society of Infectious Diseases (Singapore) (SIDS) 2013 – present