Job Description

Title: LAN/WAN Engineering Subject Matter Expert IV

Location: Alexandria, VA

Clearance: TS/SCI with the ability to obtain and maintain a CI polygraph

The LAN/WAN Engineering SME is a recognized technical leader with deep expertise

in service provider and enterprise networking, architecture, and automation, who is capable of guiding complex, high-risk programs and delivering cutting-edge solutions.

Job Duties:

• 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, Juniper SSR and multi-vendor environments, Layer 2/3 encryption technologies
• Serve as a 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, 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, Linux-based environments
• Oversee end-to-end system engineering lifecycle, including requirements analysis, system architecture, and 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

Requirements:

• Bachelor's degree from an accredited institute in a technical discipline; an additional 4 years of 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, and automation pipelines/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
• Current active TS/SCI clearance, with the ability to obtain and maintain a CI polygraph

Equal Opportunity Employer/Veteran/Disabled