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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # LAN/WAN Engineering Subject Matter Expert IV Organization - **Company:** Invictus International Consulting, LLC - **Location:** Alexandria, VA, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Agile Methodology, Artificial Intelligence, Systems Engineering, Bash Shell, Border Gateway Protocol, Cisco IOS, Linux, DevOps, Design of User Interfaces, Internetworking, Junos, Python (Programming Language), Local Area Networks, Linux System Administration, Network Architecture, Network Planning and Design, Routing, Network Administration, Network Virtualization, Open Shortest Path First (OSPF), Ansible, Requirements Management, Server Administration, Software Systems, Systems Architecture, Systems Integration, Virtualization Technology, Wide Area Networks, Network Switches, Network Routing, Network Routers, Scripting, Delivery Pipeline, Juniper, Integration Tests, Open Network Automation Platform, Cisco, Servicenow - **Published:** September 4, 2026 - **Apply:** https://www.careerbuilder.com/job-details/lan-wan-engineering-subject-matter-expert-iv-alexandria-va--3bbc3081-a1a6-49df-9241-0d30f55ce214 ## About the Role * Bachelors degree from an accredited institute in a technical discipline; an additional 4 years of experience may be substituted in lieu of a degree. * Minimum eight (8) years of directly related technical experience. * Strong expertise in service provider/enterprise network design, including SD-WAN, Spine-Leaf, VXLAN/EVPN, and Layer 2/3 encryption. * Advanced knowledge of routing and network virtualization: IS-IS, OSPF, MP-BGP, VRFs, EVPN, VXLAN, Segment Routing. * Experience with multi-vendor platforms: Cisco IOS-XR/XE, Juniper JUNOS. * Proficiency in network automation and programmability: Python, Bash, Ansible, Cisco NSO, Juniper Paragon (preferred). * Solid understanding of network infrastructure hardware and encryption technologies with experience in Linux environments. * Familiarity with Agile/DevOps practices, ServiceNow, automation pipelines, and AI-assisted tooling. * Demonstrated ability to solve complex problems and serve as a technical leader on high-impact programs. * DoD 8570 IAT II and CCNP or equivalent certifications. * Experience working in a DoD or IC environment. * Current active TSSCI clearance with the ability to obtain and maintain a CI polygraph., Agile Programming Methodologies, Analysis Skills, Ansible, Artificial Intelligence (AI), Automation, BGP, Bash Scripting, CCNP - Cisco Certified Network Professional, Cisco IOS (Internetworking Operating System), Cisco Network Systems, Cryptography, DevOps, DoD Directive 8140, DoD Directive 8570, Enterprise Architecture, Government, Hardware Administration, IAT - Information Assurance Technical, Integrated Circuits (ICs), Integration Testing, Juniper Networks JUNOS, Juniper Networks Product Family, Leadership, Leading Edge Technology, Linux Operating System, Local Area Network (LAN), Machine Tool, Mentoring, Network Administration/Management, Network Architecture/Engineering, Network Design, Network Routers, Network Routing, Network Switching, Network System Hardware, Open Shortest Path First Protocol (OSPF), Operational Improvement, Operations Processes, Problem Solving Skills, Process Improvement, Python Programming/Scripting Language, Requirements Management, Risk, ServiceNow, Software Administration, System Architecture, System Lifecycle, Systems Engineering, Technical Leadership, Technical/Engineering Design, Test Design, United States Department of Defense (DoD), Validation Testing, Virtualization, Wide Area Network (WAN) ## Description Title: LANWAN Engineering Subject Matter Expert IV Location: Alexandria, VA Clearance: TSSCI with the ability to obtain and maintain a CI polygraph, * Lead the design, engineering, and automation of large-scale service provider and enterprise network infrastructures, including SD-WAN, Spine-Leaf architectures, and VXLAN/EVPN fabrics. * Manage Juniper SSR and multi-vendor environments. * Implement Layer 2/3 encryption technologies. * Serve as an SME providing advanced analysis, research, and solutions for exceptionally complex networking challenges. * Provide strategic guidance to executive-level project teams, offering technical direction on architecture integration and system implementation. * Architect and implement routing and network virtualization solutions, including IS-IS, OSPF, MP-BGP, VRFs, Segment Routing, EVPN, and VXLAN. * Develop and lead network automation and orchestration initiatives using Python, Bash, Ansible, Cisco NSO, Juniper Paragon, Routing Director, AI-assisted tooling, and automation pipelines in Linux-based environments. * Oversee the end-to-end system engineering lifecycle, including requirements analysis, system architecture, interface design, integration testing, and validation of complex hardware/software systems and lifecycle optimization. * Provide leadership in network infrastructure design, including routers, switches, encryption devices, and supporting hardware/software systems. * Mentor technical teams as necessary while establishing state-of-the-art engineering practices. * Coordinate closely with government stakeholders to ensure mission alignment and successful delivery. * Drive Agile-based development workflows leveraging tools such as ServiceNow for workflow automation and operational process improvement. ## Related Videos - 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