Koshy assumed his current role in 2020, before which he had been CTO of the company since 2017. He has overseen the building of Biogenix Labs, a U.A.E.-based large-scale throughput laboratory, and led the facilitation of the 4Humanity clinical trials, a phase three trial for inactivated vaccines against Covid-19, with over 43,000 volunteers from over 125 nationalities across the pan-Arab region. In December 2022, G42 Healthcare entered a partnership agreement with AstraZeneca to locally manufacture innovative drugs in Abu Dhabi. Before joining G42 Healthcare, Koshy was deputy general manager of technology development and innovation at Reliance Jio and worked in technology planning at Ooredoo.