CISA sees leadership shakeup after infrastructure security chief moves to ONCD

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Sydney Phoenix/DHS

ByDavid DiMolfetta,
Cybersecurity Reporter, Nextgov/FCW

June 12, 2026 12:18 PM ET

The personnel moves come as CISA prepares to hire hundreds of new employees following a year of layoffs, buyouts and internal restructuring.

Steve Casapulla, an infrastructure security executive in the Cybersecurity and Infrastructure Security Agency, is being detailed as the assistant national cyber director for policy in the White House’s cyber office, prompting a slew of leadership shifts inside CISA, sources tell Nextgov/FCW.

With Casapulla pivoting to the Office of the National Cyber Director, Scott Breor — an associate director for the agency’s security programs — will take up his post leading the Infrastructure Security Division, according to one current U.S. official, one former U.S. official and a third person familiar with the matter.

Sean Haglund, an associate director in CISA’s Office of Bombing Prevention, will serve as ISD’s acting...

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