Senior Network Engineer

Primary Skills:

Seeking a highly skilled Senior Network Engineer with deep experience in Cisco routing and switching, data center networking, Cisco ACI/APIC, network security, Cisco Catalyst Center, and Cisco wireless. This role designs, deploys, and supports enterprise data center and campus networks, including EVPN/VXLAN-based segmentation and high-performance wireless at headquarters.

Responsibilities

• Lead end-to-end design, planning, deployment, and migration of enterprise data center network systems, partnering with cross-functional teams from discovery through cutover.

• Implement Cisco BGP EVPN/VXLAN on the HQ wired network in alignment with industry standards and best practices.

• Develop and maintain configuration standards and implementation/test plans for Cisco ACI, leveraging vendor and internal best practices.

• Upgrade end-of-life wireless access points to modern platforms, improving user experience, capacity, and wireless security.

• Optimize wireless coverage and performance in high-density areas through RF tuning, configuration review, and validation testing.

• Provide internal consulting and technical guidance to partner teams, including input to migration strategy and sequencing.

• Author High-Level Design (HLD), Low-Level Design (LLD), implementation/migration plans, and acceptance test plans in alignment with IMF standards.

• Install and configure network switches and lead migrations following approved plans and IMF change management processes.

• Partner with the security team to assess threats, troubleshoot complex issues, and ensure compliance with IMF security configuration standards.

• Develop operational runbooks, procedures, and technical documentation for deployed solutions.

• Troubleshoot and resolve complex network issues across multiple technologies and dependencies.

Qualifications

• 10+ years of hands-on experience designing and migrating large-scale enterprise switching and routing environments.

• Proven ability to configure and troubleshoot Cisco platforms across routing, switching, and campus technologies.

• Hands-on Cisco ACI (APIC) experience, including fabric design, policy configuration, integrations, upgrades, and troubleshooting.

• Subject matter expertise in Cisco wireless (802.11 b/g/n/ac/ax), including CAPWAP, APs/WLCs, Cisco Catalyst Center, and Cisco ISE integration.

• Hands-on experience deploying and supporting Cisco wireless, including RF optimization (coverage/capacity), troubleshooting, and site survey/validation.

• Experience operating in complex, multi-vendor environments (Cisco, Palo Alto, F5, Zscaler, Citrix VPN).

• Expertise in external L2/L3 fabric connectivity and L2/L3 switching architecture design.

• Strong knowledge of routing and switching at scale, including OSPF, EIGRP, BGP, IS-IS, and static routing.

• Solid foundation in networking concepts (LAN/WAN, TCP/IP, DNS, QoS, VoIP, VPN/IPsec) and physical infrastructure (cabling, racks).

• Proven project management skills: plan work, manage dependencies, track milestones, and communicate status to stakeholders.

• Excellent analytical and problem-solving skills, with a track record of delivering reliable, scalable network solutions.

Major Projects

• Replacing end-of-life data center devices to improve performance and capacity (Cisco ACI, Nexus/Catalyst switching).

• Implementing Cisco BGP EVPN/VXLAN across existing network infrastructure to enable scalable segmentation.

• Upgrading HQ wireless infrastructure by replacing end-of-life access points and improving capacity, performance, and security.

• Replace end-of-life network devices, including switches, routers, and wireless equipment.