Home >
Career Center > Job Seekers
> Job Search
|
| Company Name: |
General Dynamics IT |
| Location: |
Falls Church, VA |
| Position Type: |
Full Time |
| Post Date: |
06/10/2026 |
| Expire Date: |
07/10/2026 |
| Job Categories: |
Engineering, Information Technology |
|
 |
|
|
Senior Network Engineer
We are seeking aSenior Network Engineerto join our enterprise infrastructure team supporting a large, complex environment spanning cloud and enterprise network services. This is a hands-on engineering role responsible for implementing, operating, and continuously improving critical network infrastructure that supports enterprise applications, services, and users across hybrid environments. The ideal candidate brings deep experience inenterprise routing, switching, network security, and core infrastructure services. This role focuses on implementing and operating existing network architecture while identifying opportunities to improve performance, reliability, and operational efficiency across the network environment. You will join a collaborative engineering team responsible for maintaining large-scale enterprise networking platforms, including routing, switching, security infrastructure, and foundational network services used by thousands of users and applications. This position is expected to behybrid within the DMV region out of Herndon or Falls Church Virginia. Remote candidates may be considered if a local candidate is not identified. Operate and improve enterprise network infrastructureInstall, configure, and support enterprise network equipment including routers, switches, and core network servicesMaintain highly available network infrastructure supporting enterprise and cloud-connected environmentsContinuously improve network reliability, performance, and operational efficiency across large-scale deploymentsSupport routing, switching, and core network protocolsConfigure and troubleshoot routing and switching infrastructure across large enterprise environmentsSupport dynamic routing protocols such as BGP and OSPFMaintain strong operational knowledge of network layers (L1/L2/L3) and how they impact service deliveryDiagnose complex network issues across routing, switching, and transport layersMaintain network security and connectivityConfigure and support enterprise firewall platforms, including access control policies, VPNs, and secure tunnelsMaintain secure network connectivity across internal networks, remote sites, and cloud environmentsEnsure network configurations align with organizational security standards and operational best practicesManage foundational network servicesManage enterprise DNS infrastructure, including record creation, monitoring, troubleshooting, and lifecycle managementSupport DNS security and protection mechanismsMaintain integration between DNS, directory services, and DHCP systemsTroubleshoot complex network problemsProvide advanced troubleshooting and resolution for complex network performance or connectivity issuesUtilize monitoring and diagnostic tools to identify and resolve infrastructure problemsParticipate in incident response, root cause analysis, and operational improvement efforts Support enterprise device and wireless authentication Troubleshoot wireless authentication and network access for managed devicesPartner with endpoint management teams to support device identity and authentication workflowsMaintain critical network infrastructure servicesManage DNS infrastructure, including record creation, monitoring, and troubleshootingImplement DNS security and protection capabilitiesSupport DNS integration with directory services and DHCP systems Collaborate across engineering teamsPartner with cloud, security, and infrastructure teams to support enterprise networking requirementsContribute to network design documentation, operational runbooks, and engineering best practicesMentor junior engineers and support knowledge sharing within the engineering organizationSupport operational lifecycle managementMaintain network infrastructure through firmware updates and lifecycle managementEnsure network equipment remains aligned with current security and operational standardsContribute to change management processes and operational readiness activities What you'll need to succeed10+ years of experience supporting enterprise networking environmentsEducation: High School diploma requiredStrong hands-on experience withenterprise routing and switchingDeep understanding of networking protocols such asTCP/IP, DNS, HTTP/HTTPS, and VPN technologiesExperience operating and troubleshootingdynamic routing protocols such as BGP and OSPFExperience configuring and maintainingenterprise firewall platforms, VPN connectivity, and network security controlsStrong troubleshooting skills acrossrouting, switching, and network infrastructure layersExperience managingDNS infrastructure, including monitoring, security, and integration with enterprise directory servicesExperience managingDNS infrastructure, including security, monitoring, and integration with directory services Experience supportingenterprise wireless and device authentication environmentExperience working withinlarge enterprise or service provider environmentsFamiliarity withnetwork monitoring and diagnostic toolsAbility to collaborate effectively across infrastructure, cloud, and security engineering teams Preferred but not requiredExperience with leading enterprise networking platforms such asJUNOS-based systems, SD-WAN platforms, Zscaler or next-generation firewall technologiesExperience supporting networking inhybrid cloud environmentsFamiliarity withnetwork automation, scripting, or infrastructure automation frameworksExperience contributing tonetwork design documentation and operational standardsIndustry certifications in networking, cloud networking, or security disciplinesGDIT IS YOUR PLACEAt GDIT, the mission is our purpose, and our people are at the center of everything we do. Growth: AI-powered career tool that identifies career steps and learning opportunities Support: An internal mobility team focused on helping you achieve your career goals Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off Community: Award-winning culture of innovation and a military-friendly workplaceOWN YOUR OPPORTUNITYExplore an enterprise IT career at GDIT and youll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
|
|
| Company Name: |
General Dynamics IT |
| Website: | https://www.gdit.com/careers/job/e64daa49c/senior-network-engineer/?source=AutoAppend_HBCU |
Apply Now |
Forward Job to a Friend |
More Jobs From This Employer
|
|
|
