Why She Made the List
In her current role, she operates at the intersection of quantum technology, cyber resilience and national security innovation, supporting the secure adoption of next-generation computing capabilities.
Arrington led efforts to strengthen cybersecurity standards across the defence industrial base, including the development of the Cybersecurity Maturity Model Certification (CMMC) framework. Her work has focused on protecting sensitive defence technologies and strengthening supply-chain resilience.
Summary Bio
Katie Arrington is Chief Information Officer at IonQ and previously served as Acting Chief Information Officer at the United States Department of Defense, where she oversaw cybersecurity policy and digital infrastructure across the US military enterprise.