Brian Harrell, a senior official responsible for physical infrastructure protection at the Department of Homeland Security’s (DHS) Cybersecurity and Infrastructure Security Agency (CISA), stepped down from his post to return to the private sector, CyberScoop reported Thursday.
He joined DHS in 2018 and has helped launch cyber drills for critical infrastructure firms. He previously served as managing director of enterprise security at Duke Energy and director of critical infrastructure protection programs at North American Electric Reliability Corp.
A spokesperson for CISA said Steve Harris, the agency’s deputy assistant director, will take over Harrell’s post in an interim basis starting Monday, Aug. 24.