Ng Pak Shun joined the Republic of Singapore Air Force in 2000 as an Air Warfare Officer (Air Battle Management). BG Ng graduated from the French Command & Staff Course in 2012 and the Indonesian Joint Command & Staff Course in 2018. During his career, he held various command and staff appointments, including Senior Assistant Director of Research and Enterprise Division at the Ministry of Trade and Industry, Commanding Officer of 200 Squadron, and Deputy Director of Defence Policy Office at the Ministry of Defence. He was appointed Head of Air Training Department in Jan 2019 and Head of Air Plans Department in Feb 2020, prior to his appointment as Commander Air Defence and Operations Command in Jan 2021. BG Ng assumed his current appointments as Group Chief, Policy & Strategy and Group Chief, Plans & Transformation in Mar 2022.