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Principal Network Engineer
General Dynamics Information Technology. Operate and improve enterprise network and security infrastructure .
Posted 4/5/2026full-timeFalls Church • Virginia • 🇺🇸 United StatesLead💰 $110,500 - $149,500 per yearWebsite
Tech Stack
Tools & technologiesCloudDNSSwitchingTCP/IP
About the role
Key responsibilities & impact- Operate and improve enterprise network and security infrastructure
- Install, configure, and support enterprise network equipment including routers, switches, and core network services
- Maintain highly available network infrastructure supporting enterprise and cloud-connected environments
- Continuously improve network reliability, performance, and operational efficiency across large-scale deployments
- Configure and support enterprise firewall platforms
- Manage foundational network services
- Troubleshoot complex network problems
- Collaborate across engineering teams
Requirements
What you’ll need- 8+ years of related experience
- High School diploma required
- Strong hands-on experience with enterprise routing and switching
- Deep understanding of networking protocols such as TCP/IP, DNS, HTTP/HTTPS, and VPN technologies
- Experience operating and troubleshooting dynamic routing protocols such as BGP and OSPF
- Experience configuring and maintaining enterprise firewall platforms
- Experience managing DNS infrastructure
- Experience supporting enterprise wireless and device authentication environment
- Familiarity with network monitoring and diagnostic tools
- Ability to collaborate effectively across infrastructure, cloud, and security engineering teams.
Benefits
Comp & perks- Comprehensive benefits and wellness packages
- 401K with company match
- Paid time off
- Flexible work arrangements
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
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Hard Skills & Tools
enterprise network infrastructurenetwork equipment installationrouting and switchingnetwork reliability improvementfirewall configurationnetwork troubleshootingnetwork protocolsdynamic routing protocolsDNS managemententerprise wireless support
Soft Skills
collaboration