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Tuesday, July 23, 2024

Mary Ellen Callahan Appointed Assistant Secretary of DHS CWMD as Gary Rasicot Moves to Coast Guard

Gary Rasicot will continue his service to the Department as the U.S. Coast Guard Deputy for Personnel Readiness to the Deputy Commandant for Mission Support.

Ms. Mary Ellen Callahan has been appointed as the Assistant Secretary of the Department of Homeland Security’s Countering Weapons of Mass Destruction Office (CWMD).

Since September 2021, Ms. Callahan has served as Chief of Staff to Deputy Secretary John K. Tien at the Department of Homeland Security, providing substantive policy advice to the Deputy Secretary on a wide range of domestic and international policy and operational issues. Ms. Callahan was a key interlocutor and partner to Department Agency and Office leaders, interagency partners, the NSC, and the White House.  Making the announcement, Alejandro N. Mayorkas, Secretary of Homeland Security, said Ms. Callahan’s stewardship of the Department’s vital national security interests was critical to gains made in the National Operations Center, operations to counter-human smuggling, continuity of operations and government, and stemming maritime migration.   

Ms. Callahan previously served in the Department as the Chief Privacy Officer and Chief Freedom of Information Act Officer from March 2009 until August 2012.  In addition to her federal experience, Ms. Callahan served as Assistant General Counsel for Privacy and Cybersecurity at The Walt Disney Company and was a partner at two major international law firms.

Mayorkas also thanked Mr. Gary Rasicot for serving as the Acting Assistant Secretary for the past two years. “His steady leadership and expertise were instrumental in leading the Department through some of the toughest issues including COVID travel restrictions, protecting major events such as the Super Bowl and the Kentucky Derby, and building trust and confidence with our State, local, territorial, and tribal partners,” Mayorkas said. “Under his leadership, CWMD made significant progress with State and local partners in biosurveillance and biodefense, enhancing national security in the event of bioincidents. Mr. Rasicot’s management of the talented CWMD workforce established an enduring vision, strategy, and focus nationwide on CBRN detection, training, and resources.”  

Gary Rasicot will continue his service to the Department as the U.S. Coast Guard Deputy for Personnel Readiness to the Deputy Commandant for Mission Support. In this role, Mr. Rasicot will oversee the Coast Guard’s human resources, force readiness, and Coast Guard Academy activities, and he will be instrumental in advancing the Commandant’s workforce transformation priorities.  

Read more at the U.S. Coast Guard

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The Government Technology & Services Coalition's Homeland Security Today (HSToday) is the premier news and information resource for the homeland security community, dedicated to elevating the discussions and insights that can support a safe and secure nation. A non-profit magazine and media platform, HSToday provides readers with the whole story, placing facts and comments in context to inform debate and drive realistic solutions to some of the nation’s most vexing security challenges.

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