> Markdown version of [/jobs/ext/1337756-lead-network-engineer-public-sector](https://www.wearedevelopers.com/jobs/ext/1337756-lead-network-engineer-public-sector). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead Network Engineer - Public Sector - **Company:** Lumen Inc - **Location:** Herndon, VA, United States (Remote available) - **Experience:** Expert - **Salary:** $114,082.0 - $152,109.0 - **Contract:** Permanent contract - **Skills:** Link Aggregation (Ethernet), Border Gateway Protocol, Software Bug Management, Data Centers, Networking Hardware, Internet Protocol Security (IP SEC), IP Address Management, Virtual Private Networks (VPN), Multi-protocol Systems, Junos, NetFlow, Network Monitoring, Routing, Open Shortest Path First (OSPF), Cloud Services, Ansible, Simple Network Management Protocols, Syslog, Scripting, Transport Layer Security, Juniper, Open Network Automation Platform - **Published:** July 18, 2026 - **Apply:** https://www.juju.com/job/00000000gh7wuy ## About the Role Required: Active TS/SCI with ability to sit for a Poly. Candidates will be subject to a background investigation., + Required: Active TS/SCI with ability to sit for a Poly. Candidates will be subject to a background investigation. + 7+ years of experience with Juniper platforms (MX, QFX, and new-generation SRX devices). + Strong expertise in routing protocols such as BGP, OSPF, IS-IS, and MPLS, including real-world experience with complex policy configurations. + Experience with security and tunneling technologies, including MACsec, IPsec, GRE, and firewall zoning and policies. + Proficiency working with fiber interfaces at 10G, 40G, and 100G, including troubleshooting transceivers, optical power levels, and port configurations. + Advanced knowledge of the JUNOS CLI, with familiarity in network automation tools such as Ansible, Junos PyEZ, or other scripting platforms. + Experience working with network monitoring and management tools, including SNMP, syslog, NetFlow, and centralized logging systems. + Ability to work well with others to achieve common goals and to foster a cooperative climate, as well as to work independently in the field with little supervision. + Ability to support after-hours outages and maintenance actions. + Experience working independently with little supervision. + Excellent oral and written communication skills. ## Description We are looking for a strong leadership / hands-on Network Engineer to work with our customers capable of assessing the current state infrastructure, configuration and producing a target-state vision and strategy with best practice recommendations. Applies advanced engineering and network principles, theories, concepts, technologies to solve unusually complex problems and issues. Interacts and drives vendor requirements, resolution of bug fixes, code upgrades, and vendor development as necessary. Resolves difficult production/interoperability problems by working with cross functional teams and applying advanced engineering and network principles, theories and concepts. Regarded as a subject matter expert and may act as a technical project leader or provide leadership for the team and/or customer. Self-motivated with problem solving capabilities, sense of urgency and accountability. The position is hybrid and requires weekly on-site support., + Install, configure, and maintain Juniper network devices, including MX, QFX, and the latest SRX Series security platforms. + Configure and support security services on SRX devices, including zone-based policies, firewall filters, IPsec/SSL VPNs, tunneled connections, and MACsec encryption. + Implement and troubleshoot advanced routing protocols, including BGP (with communities, route filtering, AS-path, MED), OSPF, IS-IS, and MPLS/LDP. + Support and maintain high-speed fiber optic interfaces, including 10G, 40G, and 100G ports, with experience in LACP, optical diagnostics, and transceiver troubleshooting. + Manage network performance, availability, and security by applying CoS/QoS, policy-based routing, and traffic shaping techniques. + Design and support VPN tunnels and secure transport links between data centers, cloud services, and remote sites. + Maintain detailed and accurate network documentation, including configurations, IP address management, and topology diagrams. + Works directly with the customer to advise on requests and make necessary configuration changes. ## Related Videos - [Better Together: Leveraging Your Observability Tools as a SIEM](https://www.wearedevelopers.com/videos/2118-better-together-leveraging-your-observability-tools-as-a-siem) - [Demystifying application networking in the cloud](https://www.wearedevelopers.com/videos/675-demystifying-application-networking-in-the-cloud) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Cyber Sleuth: Finding Hidden Connections in Cyber Data](https://www.wearedevelopers.com/videos/893-cyber-sleuth-finding-hidden-connections-in-cyber-data) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter)