Khalil is the Egypt link person in the CMS experiment at the LHC and was the founding team leader of the Egyptian Network of High Energy Physics (ENHEP) at the CMS experiment from 2009 to 2012. In 2017, Khalil became the founding Editor-in-Chief of Letters in High Energy Physics (LHEP) journal published by Andromeda Publishing and Academic Services. He is also a reviewer for many international physics Journals. In 2020, Khalil was appointed as a member of the International Advisory Board of the Indian Journal of Physics(IJP) for five years. In 2020, Khalil has also been nominated as a member at the International Astronomical Union (IAU).
