Network Engineer IV

About the role

The Network Engineer IV is responsible for the design, architecture, engineering, implementation, and support of the Enterprise and multi-datacenter network environment, spanning routing, switching, campus fabric, and network security. Acts as a senior technical resource for troubleshooting and architecting complex network solutions and may serve as a project lead or mentor for other engineers on the team. Location: Hybrid in the Seattle/Tacoma, WA area, USA; requires on-site work on an as-needed basis. Sponsorship: This role is not sponsorship eligible. Candidates need to be legally allowed to work in the US for any employer. This role is not open to holders of an F-1 visa.

Responsibilities

• Designs and architects scalable, resilient network solutions across routing, switching, fabric, and security domains
• Leads complex troubleshooting efforts, including routing protocol issues, fabric/switching connectivity, and firewall policy conflicts
• Architects and maintains Cisco ACI fabric environments, including tenant design, endpoint groups, contracts, and fabric integration
• Architects and maintains Cisco SD-Access (SDA) fabric environments, including underlay/overlay design, fabric edge/border/control-plane nodes, and DNA Center-based policy and segmentation
• Designs, configures, and troubleshoots BGP and OSPF routing environments, including route redistribution, policy control, and multi-site architectures
• Architects highly available switching infrastructure across Nexus, ACI, and SD-Access fabric environments, including VXLAN/EVPN-based segmentation and fabric-based redundancy to eliminate single points of failure
• Configures, maintains, and troubleshoots Palo Alto Networks firewalls, including security policy design, NAT, VPN, and threat prevention
• Designs and manages network access control (NAC) policies and device compliance using Forescout or Aruba Clearpass.
• Serves as an escalation point for high-level, service-impacting network issues
• Identifies, reviews, and recommends security postures to peers and appropriate security teams
• Researches