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Network Security Engineer Senior
Gdit
USA VA AshburnPosted Oct 7, 2026 · 2h ago$124K – $167K
Full-time$124K – $167KSenior levelOn-siteGovernment
About this role
Join a critical cybersecurity mission defending America's borders by engineering and maintaining enterprise network security infrastructure. You will lead the design, implementation, and monitoring of firewalls, IDS/IPS, and VPNs, ensuring alignment with federal security standards and contributing to national security operations.
What we are looking for
6- Lead design and lifecycle management of firewalls, IDS/IPS, VPNs, and NAC
- Analyze network security architectures and develop mitigation strategies
- Monitor network security events and guide incident response
- Implement security enhancements to reduce attack surface
- Develop and enforce network security policies and standards
- Provide technical guidance and mentorship to engineering teams
Work authorization
Must be a U.S. citizen.
Requires a Public Trust security clearance.
