Dr Langford has 30 years of experience and as a senior officer in the Australian Defense Force, Ian commanded the 2nd Commando Regiment, as well as multiple Special Operations Task Groups in Afghanistan, Iraq, and on domestic counter-terrorism duties. Ian has also led at the strategic level, responsible for the Army's future strategic investments, future concepts and capabilities, major capital acquisitions and critical sustainment systems as the Head of Land Capability on two separate occasions in both 2019/20 and again in 2022. In 2019, he was appointed as an Honorary Aide de Camp to the Governor-General of the Commonwealth of Australia. He is Member of the Risk Committee.