His nearly five-year tenure had recently been marked by turmoil.

The move follows a story about criticisms of CISA’s performance during the first year of the Trump administration, with Madhu Gottumukkala’s leadership a point of contention.

The agency lost a third of its people in a year. Now industry and lawmakers on both sides say it's unprepared for a potential crisis.

The House Homeland Security Committee grilled Madhu Gottumukkala, the acting director of the agency, over cutbacks both broad and specific.