Node.Digital
Network Based System Analyst
Arlington, Virginia · Full-time · Posted Aug 18, 2025
- Experience
- 5+ years of directly relevant network investigations experience; education alternative: HS Diploma and 7–9 years of network investigations experience.
- Education
- BS in Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma and 7–9 years of network investigations experience.
About the job
Monitors and analyzes network activity to detect threats, investigate incidents, collect forensic artifacts, and support mitigation and remediation for a government cybersecurity mission.
What you'll do
- Coordinate preliminary incident response investigations and customer interactions with the Government lead.
- Analyze anomalous and malicious network activity, network configurations, and device integrity to identify risks and recommend actions.
- Collect network intrusion and forensic data and support incident handling, threat analysis, and system remediation.
What they ask for
- U.S. citizenship and an active TS/SCI clearance; must be able to obtain DHS Suitability.
- 5+ years of directly relevant experience in network investigations.
- In-depth knowledge of CND policies and procedures, TCP/IP and standard protocols, WiFi networking, network topologies, and Splunk or another SIEM.
- Ability to analyze network traffic and metadata, reconstruct malicious activity, and collaborate across physical locations.
Nice to have
- Network analysis software proficiency, including Wireshark; PCAP analysis; network device integrity; virtualized environments.
- Desired certifications include DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CEH; SANS GIAC GNFA preferred.
Tools
TCP/IP, ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS
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