Senior Network Engineer - SD-WAN Specialist
Listed on 2026-11-05
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IT/Tech
Network Engineer, Systems Engineer, Cloud Computing: Infrastructure & Operations, Cybersecurity
About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace.
The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit to learn how we're keeping people around the world safe and secure.
About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace.
The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit to learn how we're keeping people around the world safe and secure.
The Role
Peraton is seeking an experienced Senior Network Engineer specializing in Software Defined Wide Area Networking (SD WAN) to support enterprise network infrastructure and modernization initiatives. This individual will serve as a subject matter expert (SME) in SD WAN architecture, leading the design, deployment, migration, and optimization of network solutions across geographically distributed environments. The Senior Network Engineer will collaborate with network, security, cloud, and operations teams to improve network performance, resiliency, security, and connectivity across enterprise locations.
This position requires full time, on site presence at one of the designated locations in Ashburn, VA;
Springfield, VA; or Orlando, FL.
Roles and Responsibilities
- Lead end-to-end SD-WAN solution design, deployment, and migration across enterprise and multi-site environments
- Architect and implement SD-WAN platforms including Cisco Catalyst SD-WAN (Viptela), VMware Velo Cloud, Fortinet Secure SD-WAN, or Palo Alto Prisma SD-WAN
- Define and enforce SD-WAN policies: application-aware routing, QoS, traffic shaping, and path selection
- Integrate SD-WAN overlays with hybrid WAN transports: MPLS, broadband, LTE/5G, and DIA circuits
- Collaborate with security teams to implement Secure Access Service Edge (SASE) and Security Service Edge (SSE) frameworks alongside SD-WAN deployments
- Design and maintain SD-WAN orchestration and management planes (vManage, Orchestrator, VCO, etc.)
- Perform root cause analysis and troubleshoot complex SD-WAN connectivity, performance, and failover issues
- Monitor WAN performance metrics - latency, jitter, packet loss - and proactively optimize circuit utilization
- Lead network infrastructure projects from planning through implementation, testing, and operational handoff
- Collaborate with cloud teams on direct cloud on-ramps: AWS, Azure, GCP, and SaaS-optimized routing
- Support network automation initiatives using scripting and infrastructure-as-code tooling
- Participate in an on-call rotation to provide 24/7 support for critical network infrastructure
- Mentor junior and mid-level engineers on…
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