LAN/WAN Engineering Subject Matter Expert IV

invictusic; Colorado Springs (CO); On-site; USD 140,000 - 180,000; Full time

Job summary

Invictusic seeks a LAN/WAN Engineering Subject Matter Expert IV in Colorado Springs to lead design, engineering, and automation of service provider and enterprise networks. You will guide architecture, analyze complex challenges, and drive strategic technical direction in collaboration with government stakeholders.

The role requires 8+ years in network engineering, expertise in SD-WAN, VXLAN/EVPN, routing, and network virtualization, plus TS/SCI clearance with CI polygraph.

Qualifications

• Bachelor's degree in a technical discipline, or 4 years of equivalent experience.
• 8+ years of directly related technical experience in network engineering.
• Experience with SD-WAN, VXLAN/EVPN, and L2/L3 encryption.
• Advanced knowledge of routing and network virtualization (IS-IS, OSPF, MP-BGP, VRFs, EVPN, VXLAN).
• Experience with multi-vendor platforms (Cisco IOS-XR/XE, Juniper JUNOS).
• Proficiency in network automation and programmability (Python, Bash, Ansible; Cisco NSO, Juniper Paragon).
• Clearance: TS/SCI with CI polygraph. CCNP or equivalent certifications.

Responsibilities

• Lead design, engineering, and automation of large-scale service provider and enterprise networks incl. SD-WAN and VXLAN/EVPN.
• Serve as SME for complex networking challenges and provide technical direction to teams.
• Guide architecture, integration, and system implementation with executive-level stakeholders.
• Architect routing and network virtualization solutions (IS-IS, OSPF, MP-BGP, VRFs, EVPN, VXLAN).
• Develop network automation and orchestration using Python, Bash, Ansible, NSO, Paragon; AI-assisted tooling.
• Oversee full system engineering lifecycle: requirements, architecture, testing, validation, lifecycle optimization.
• Lead network infrastructure design including routers, switches, encryption devices, and related tooling.
• Mentor teams and promote state-of-the-art engineering practices.
• Coordinate with government stakeholders for mission alignment and delivery.
• Drive Agile workflows, leveraging ServiceNow for automation and process improvement.

Skills

SD-WAN

Spine-Leaf architectures

VXLAN/EVPN fabrics

Layer 2/3 encryption technologies

Routing & virtualization (IS-IS, OSPF,

MP-BGP, VRFs, EVPN, VXLAN

Multi-vendor platforms

Networking leadership

Mentoring

DoD 8570 IAT II

CCNP or equivalent

DoD/IC experience

TS/SCI clearance (required)

Education

Bachelor's degree in technical discipline

4 years substitution for degree

CCNP or equivalent certifications

Tools

Python

Bash

Ansible

Cisco NSO

Juniper Paragon/Routing Director

Linux

ServiceNow

AI-assisted tooling

Job description

Title: LAN/WAN Engineering Subject Matter Expert IV

Location: Colorado Springs, CO

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

Job Overview: 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