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Sean Mccloskey

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Sean Mccloskey

United States Marine Corps Officer | Corebridge Financial

North Carolina, United States

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Sean Mccloskey

Summary

Sean McCloskey is a seasoned cybersecurity professional with over 20 years of experience in the field. As the Chief of Cybersecurity for CISA Region 4, he leads a team dedicated to enhancing the cybersecurity posture of critical infrastructure across the nation. His background includes significant leadership roles within the Cybersecurity and Infrastructure Security Agency and the United States Marine Corps, where he honed his skills in program development and relationship building. Sean is passionate about fostering collaboration and innovation among diverse stakeholders to combat evolving cyber threats. His academic credentials include a Master's degree in Computer and Information Systems Security from George Mason University and a Bachelor's degree in Computer Science from Frostburg State University. He is committed to empowering organizations with actionable insights and assessments to strengthen their defenses.

General

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Technical Background

Leadership Experience

Long-Term Tenure

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Industry-specific interests

Emerging Technologies

Leadership Development

Innovation

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Corporate Experience

Government Experience

Sean Mccloskey

Work Experience

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Business Information Security Officer - BISO at

Corebridge Financial

September 2025 - Present

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Sean Mccloskey

Education

Frostburg State University, Bachelor's degree, Computer Science

George Mason University - Volgenau School of Engineering, Master's degree, Computer and Information Systems Security/Information Assurance

Frequently Asked Questions about Sean Mccloskey

What is Sean Mccloskey email address?

Sean Mccloskey's primary email address is **********@cisa.gov. To view the full verified email and additional contact details, sign up for free with Muraena.

What company does Sean Mccloskey work for?

Sean Mccloskey is a United States Marine Corps Officer at Corebridge Financial.

Where Sean Mccloskey graduated from?

Sean Mccloskey holds a degree in null from Frostburg State University.

How can I directly contact Sean Mccloskey?

To contact Sean Mccloskey directly, you can use the email address **********@cisa.gov. Complete contact information is available upon registration with Muraena.

Who is Sean Mccloskey?

Sean McCloskey is a seasoned cybersecurity professional with over 20 years of experience in the field. As the Chief of Cybersecurity for CISA Region 4, he leads a team dedicated to enhancing the cybersecurity posture of critical infrastructure across the nation. His background includes significant leadership roles within the Cybersecurity and Infrastructure Security Agency and the United States Marine Corps, where he honed his skills in program development and relationship building. Sean is passionate about fostering collaboration and innovation among diverse stakeholders to combat evolving cyber threats. His academic credentials include a Master's degree in Computer and Information Systems Security from George Mason University and a Bachelor's degree in Computer Science from Frostburg State University. He is committed to empowering organizations with actionable insights and assessments to strengthen their defenses.

Sean`s contact details

mail

**********@cisa.gov

Colleagues

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Tony Hunter

Internal Wholesaler

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Wes Pitchford

Regional Vice President

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Westley A Speer

Vice President

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Christine Nixon

General Counsel

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Liz Altman-harberger

Senior Broadcast Negotiator & Media Client Services Manager

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Ted Cates

Network Manager

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Patchen Uchiyama

Business / IT Analyst

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Will Brown

Associate

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