After leaving her role performing the duties of the chief information officer for the Department of Defense last month, Katie Arrington has taken a new position as CIO at quantum computing company IonQ.
Arrington will step into the role Jan. 19, reporting to the company’s COO and CFO Inder Singh, IonQ announced Wednesday.
Kirsten Davies was nominated by President Donald Trump in May 2025 to be the Defense Department CIO, and it took most of the remainder of 2025 for the Senate to confirm her into the role. She was sworn in just before the Christmas holiday, at which point Arrington stepped away from her service to the Pentagon.
In joining IonQ, Arrington will serve on the company’s executive team.
“Quantum computing is one of the most consequential…
more
Source defensescoop.com
Terms of use and third-party services. More here.