Senior Network Engineer

Zillow is a leading real estate platform in the U.S. seeking an experienced Senior Network Engineer to manage their corporate office and campus networking environments. This role involves designing, operating, and improving network infrastructure to ensure reliable and secure connectivity for employees, while also providing technical mentorship and leadership within a collaborative team.

Responsibilities:

• Own the architecture, standards, lifecycle, and overall health of corporate on‑premises office and campus network infrastructure, including equipment refreshes and vendor engagement
• Design, operate, and continuously improve LAN, WAN, and wireless networks, including networking for office builds, expansions, relocations, and the end‑user wireless experience
• Operate and maintain enterprise employee remote access solutions (such as SSL VPN platforms and Zero Trust–aligned architectures) to provide secure, reliable, and scalable connectivity for employees everywhere they work
• Partner with security and identity teams on identity‑aware and Zero Trust–aligned access patterns that protect corporate resources while enabling a seamless employee experience
• Serve as a senior technical escalation point during incidents and outages, leading end‑to‑end incident response, deep troubleshooting, and root‑cause analysis for network issues
• Develop and maintain clear network documentation, standards, diagrams, and operational runbooks that enable consistent operations and knowledge sharing across the team
• Provide technical mentorship and leadership through design reviews, pairing, and shared problem‑solving with other engineers
• Make pragmatic, cost‑conscious decisions that balance reliability, security, sustainability, and long‑term maintainability of our network environments

Requirements:

• Significant professional experience designing and operating enterprise on‑premises or campus network environments, or equivalent practical expertise gained in similar complex network settings
• Strong expertise with Juniper networking platforms, including switching, routing, and wireless technologies (for example, EX, QFX, SRX, and Mist‑based solutions)
• Deep understanding of physical network infrastructure, such as MDF/IDF design, cabling, optics, and circuit provisioning
• Strong knowledge of LAN and WAN fundamentals, including TCP/IP, VLANs, routing protocols (for example, BGP and OSPF), and VRFs, as well as experience designing and troubleshooting enterprise Wi‑Fi networks
• Experience operating enterprise remote access solutions such as SSL VPNs, along with a solid grounding in network security principles and identity‑aware access concepts
• Experience with network monitoring and incident response practices that support operational excellence and reliable service delivery
• Strong written and verbal communication skills, with the ability to explain complex technical topics clearly to a range of audiences