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ManTech International
Joseph Callen

JC

Joseph Callen

Senior Principal Information System Security Engineer at ManTech International

About

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Manager

Daniel Payne

SVP & Chief Security Officer

Peers

Christopher Cleary

Vice President, Global Cyber Practice

Tracy Durkin

Vice President, Enterprise Security

Doron Becker

Principal Information Systems Security Officer

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Timeline

Senior Principal Information System Security Engineer
June, 2015 - present

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