Cyber Threat Hunter

Job description

The Leidos Digital Modernization sector is looking for a Cyber Threat Hunte r to support a Defensive Cyber Operations (DCO) team in Washington, DC. This position is expected to become available in Summer 2026. Our team provides mission critical, 24/7 operational support to the customer’s mission of protecting federal networked systems and services from cyber threats impacting national security. This hybrid position is primarily on-site, with potential for up to 20% telework. While this position will primarily work during core hours (0600 – 1600), this position will be supporting a team of analysts working 24/7 rotating shifts (days, swings, nights). As such, occasional shift work or weekend work may be required to fill unexpected gaps in coverage. PRIMARY RESPONSIBILITIES: - Hypothesis-Driven Hunting: Develop and execute structured hunt campaigns by forming theories on adversary persistence and lateral movement based on the latest TTPs. - Advanced Telemetry Analysis: Query and correlate massive datasets across cloud resources, identity systems, and network infrastructure to identify "low and slow" attacks that evade automated detection. - Detection Engineering Pipeline: Partner wit...