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Home Cybersecurity

Jeff Conklin, Casie Antalis Join CISA

by Jane Edwards
July 2, 2025
in Cybersecurity, Executive Moves, News
Federal civilian leaders Jeff Conklin and Casie Antalis joined CISA

CISA named Jeff Conklin chief security officer and Casie Antalis program director of the Joint Cyber Coordination Group.

The Cybersecurity and Infrastructure Security Agency has appointed federal civilian leaders Jeff Conklin and Casie Antalis as chief security officer and program director of the Joint Cyber Coordination Group, or JCCG, respectively.

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  • Jeff Conklin as CISA Chief Security Officer
  • Casie Antalis as CISA Joint Cyber Coordination Group Program Chief

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In a LinkedIn post published Tuesday, CISA announced that Acting Director Madhu Gottumukkala presided over the swearing-in ceremony of Conklin and Antalis.

Jeff Conklin as CISA Chief Security Officer

As CSO, Conklin will oversee CISA’s internal security and threat management programs and provide executive leadership for the Office of the CSO executive officer and associate chiefs for security programs, personnel security, enterprise security, threat management and internal affairs.

Before CISA, the former Marine Corps officer was the CSO for the U.S. Citizenship and Immigration Services. He also served as chief information officer for USCIS and deputy CIO at the U.S. Coast Guard.

The U.S. Naval Academy applied science graduate holds a master’s degree in software engineering from National University in San Diego.

Casie Antalis as CISA Joint Cyber Coordination Group Program Chief

In her new role, Antalis will oversee the CISA group, which works across the agency’s Office of Strategy, Policy and Plans and the Integrated Operations Division to centralize the advancement of cybersecurity initiatives and priorities across the Department of Homeland Security.

Before joining CISA, she was the principal deputy assistant secretary for the DHS Office of Counterterrorism, Threat Prevention and Law Enforcement. She also served as deputy assistant secretary for screening and vetting at DHS.

According to her LinkedIn profile, the University of Maryland graduate’s government career included time as chief of staff at the Customs and Border Protection; director of security screening and vetting at the White House National Security Council; and deputy group chief for screening and vetting at the Office of the Director of National Intelligence.

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