Senior Cyber Network Analyst — TS/SCI + Poly, On-Site

General Dynamics Information Technology; Arlington (VA); On-site; USD 187,000 - 253,000; Full time

Benefits offered by this job

401K with company match

Full flex work weeks

Paid time off

Job summary

General Dynamics Information Technology (GDIT) seeks a SME Cyber Network Analyst to join its technical team in Crystal City, VA, onsite, with travel to CONUS sites. You will analyze, engineer, and troubleshoot complex network environments while supporting the integration of advanced cyber capabilities.

You will reconstruct and analyze network environments, develop repeatable workflows, and collaborate with analysts, developers, and engineers to translate cyber outputs into mission-relevant

Qualifications

• Strong practical understanding of TCP/IP networking, routing, switching, subnetting, VLANs, DNS, DHCP, NAT, VPNs, firewalls, and common network protocols.
• Demonstrated hands-on experience configuring, maintaining, upgrading, migrating, and troubleshooting enterprise or operational network infrastructure.
• Ability to analyze complex network configurations, communications pathways, routing relationships, and system dependencies to understand how traffic and capabilities traverse an environment.
• Proficiency with Python or a similar scripting language for technical analysis, workflow automation, data manipulation, or tool development.
• Strong working knowledge of Linux operating systems, including CLI administration, networking utilities, services, permissions, processes, and troubleshooting.
• Experience administering and troubleshooting Windows systems within enterprise networks.
• Ability to build, configure, and troubleshoot representative network and systems environments for testing, analysis, validation, or capability development.
• Demonstrated ability to systematically investigate complex technical problems across networking, operating systems, applications, and infrastructure.
• Ability to document network architectures, configurations, technical findings, and troubleshooting for technical and operational audiences.
• CCNA certification or equivalent networking knowledge and experience.

Responsibilities

• Conduct network surveys and technical assessments to identify, document, and characterize architectures and configurations.
• Build and maintain laboratory environments to reproduce configurations, validate findings, and support testing.
• Analyze and map complex network environments including devices, hosts, services, and routing relationships.
• Translate cyber-derived outputs into understandable network and operational context for analysts and engineers.
• Examine configurations and pathways to identify relationships, dependencies, vulnerabilities, and access paths.
• Perform packet, protocol, traffic, and configuration analysis to characterize network behavior and troubleshoot issues.
• Configure, administer, and troubleshoot switches, routers, firewalls, VPNs, and other network infrastructure.
• Develop Python scripts and lightweight automation tools to support analytics and workflows.
• Build and maintain Linux and Windows systems supporting network analysis and labs.
• Deploy and administer virtualized environments using common hypervisors.
• Develop technical documentation and diagrams communicating architectures and findings.
• Identify integration requirements for operational deployment of cyber-derived capabilities.
• Collaborate with analysts, developers, and engineers to solve problems and develop solutions.
• Apply configuration management, documentation, and testing to ensure repeatability.

Skills

TCP/IP networking

Network analysis

Python scripting

Linux administration

Windows administration

Education

Bachelor's degree

Tools

Docker

Kubernetes

VMware

Hyper-V

Git

Job description

General Dynamics Information Technology (GDIT) seeks a SME Cyber Network Analyst to join its technical team in Crystal City, VA, onsite, with travel to CONUS sites. You will analyze, engineer, and troubleshoot complex network environments while supporting the integration of advanced cyber capabilities.

You will reconstruct and analyze network environments, develop repeatable workflows, and collaborate with analysts, developers, and engineers to translate cyber outputs into mission-relevant