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Cyber Defense Threat Hunter

Cybersecurity and Infrastructure Security Agency

Arlington, VA, United States Full-time July 13, 2026
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Vacancy Description

Summary This announcement is issued under the Direct Hire Authority (DHA) to recruit for positions for which there is a critical hiring need. Selectee(s) will receive a career or career-conditional appointment in the competitive service and may be required to serve a one year probationary period. The official title of this position is Information Technology Cybersecurity Specialist (INFOSEC) GS-2210-11/12/13. Responsibilities Typical work assignments at the full performance level include, but are not limited to: Threat Hunting Support: Assisting in the execution of threat hunting activities across IT and Operational Technology (OT) environments. Helping identify and investigate basic anomalous activity and indicators of compromise (IOCs) using established procedures and tools. Behavior-Based and Heuristic Analysis: Applying behavioral analytics to detect deviations from normal activity, using predefined methods and guidance from senior staff. Supporting the use of heuristic techniques ...

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