Associate Professor Niles is an accomplished Endocrine and Head & Neck Surgeon specialising in thyroid, parathyroid, adrenal and salivary gland surgery. He is a full member of the International Association of Endocrine Surgeons and Australia and New Zealand Endocrine Surgeons. He is on the International Organising Faculty of the 2nd and 3rd World Congress of Thyroid Cancer.
He is the head of translational research in thyroid and head & neck cancer at the Ingham Institute for Applied Medical Research and Western Sydney University. He has a keen interest in teaching and is the supervisor of surgical training for the southern rotation for the Royal Australasian College of Surgeons.