Thomas Hallewell
IT Security at US Government Agencies
Washington, District of Columbia, United States
Summary
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SeniorThomas Hallewell is an experienced IT Security professional with nine years in government cybersecurity and a longer track record managing networks and information systems across media and nonprofit organizations. Based in Washington, D.C., he combines hands-on systems administration with leadership roles in ISSA where he served as President and VP of Programs, helping shape local security education and outreach. His background spans incident response, compliance, and operational security for high-stakes environments, and he maintains a strong interest in nation-state hacking techniques that informs his defensive posture. Known for pitching in wherever needed, Thomas blends practical engineering experience with strategic program leadership to deliver auditable, resilient security operations.
9 years of coding experience
12 years of employment as a software developer
German
Github Skills (8)
monitoring5
servicenow3
4g3
public-key3
5g2
infiniband2
communications2
infrastructure1
Programming languages (1)
Github contributions (5)
GSA/icam-fisma
May 2017 - Jul 2017
Contributions:489 commits, 36 PRs, 24 pushes in 2 months
collectingfismametricsmonitoringicam
GSAllewell/icam-fisma
May 2017 - Jul 2017
Contributions:240 PRs, 453 pushes, 4 branches in 2 months
collectingfismametricsmonitoringicam
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