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Host Based Systems Analyst II

ARSIEM

Arlington, VA

Onsite · Mid · Full-time

This role sits at the intersection of network defence and digital forensics, requiring the analyst to monitor and analyse network traffic continuously to detect suspicious behaviour, identify intrusions, and respond to active incidents. Day to day responsibilities include examining data from multiple sources to uncover trends, patterns, and anomalies indicative of threats, as well as performing in-depth digital media analysis and developing signatures and eradication tools to counter malicious activity. The position also involves coordinating with law enforcement and counterintelligence stakeholders when required. Strong foundations in cyber network defence, incident response, and threat hunting are essential. The role suits an experienced DFIR professional comfortable operating in a fast-paced, government-client environment and holding appropriate security clearances. Relevant certifications in network defence or digital forensics would align well with this opportunity.

Typical advertised salary for Incident Response roles in United States: $125,000–$180,000 (median $150,000 — from 154 recent listings analysed by Forensic Focus).

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Listed: 2026-08-10