Desmond Koh serves as a Senior Technical Specialist at Northern Star Resources Limited since July 2015, providing comprehensive coaching, mentoring, training, and technical support across all mining engineering levels for underground operations. Previously held roles include Underground Manager, where responsibilities included managing project startups and operations for underground mines, and Senior Underground Mining Engineer, focusing on scheduling and planning. Desmond's experience encompasses significant roles at Gold Fields Ltd. and BHP Billiton, where expertise in planning, ventilation, and drill and blast engineering was demonstrated. Educational background includes a Bachelor of Engineering in Mining Engineering from The University of Western Australia.