COLLEGE PARK, Md.--(BUSINESS WIRE)--IonQ (NYSE: IONQ), the world's leading quantum platform company, today announced that national security leader and technology advocate Katie Arrington will join its executive team as Chief Information Officer (CIO), reporting to IonQ Chief Operating Officer and Chief Financial Officer Inder Singh, beginning January 19, 2026. IonQ also announced that Leslie Kershaw, currently with IonQ Capella, will advance into a newly expanded role as Chief Information Secur. ...