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Network Engineer

Neuralink - South San Francisco, CA, United States - In-office - posted 2026-10-12

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Salary: USD 83,000 - 138,000 / annual

Neuralink is seeking a hands-on Network Engineer to own the design, build, and operation of campus and data center networks supporting research labs, assembly lines, offices, and compute clusters. This role is critical to the organization—when the network is down, research and manufacturing stop—so reliability, observability, and configuration-as-code practices are paramount. Key responsibilities include: • Design, deploy, maintain, and monitor campus and data center network infrastructure (switching, routing, wireless, NAC); respond aggressively to incidents to maintain uptime • Architect and operate high-speed data center fabrics for HPC and GPU clusters, including ECMP, low-latency switching, and east-west traffic design • Deploy and manage firewalls, SD-WAN, and site-to-site connectivity; partner with IT Security & Identity on segmentation, 802.1x, and zero-trust network access • Own fiber and structured cabling design across buildings and data center spaces, including WDM, GPON, and fiber plant documentation • Automate network configuration, provisioning, and validation using Terraform, Ansible, and scripting (Python, Bash); treat network state as versioned, reviewable code • Operate network observability: SNMP, sFlow, telemetry, and alerting in Prometheus and Grafana; drive capacity planning from data • Plan and coordinate maintenance windows, upgrades, and expansions; maintain 24/7 on-call readiness for network incidents • Ensure network systems comply with HIPAA, PII handling requirements, and applicable cybersecurity standards (ISO, NIST) • Author and maintain network topology diagrams, design documents, runbooks, and SOPs • Manage network hardware inventory, vendor relationships, and procurement The role involves handling sensitive patient health information and personally identifiable information (PII), requiring demonstrated commitment to confidentiality and data security. REQUIREMENTS: • Hands-on experience with enterprise switching, routing, and wireless platforms • Working knowledge of routing protocols and network technologies: BGP, OSPF, ECMP, TCP/IP, DNS, DHCP, SNMP, NTP, PTP, ARP, CDP, LLDP • Experience with firewalls, SD-WAN, NAC, and enterprise network security technologies • Experience designing or operating high-speed data center networks for compute or storage clusters • Familiarity with network monitoring and telemetry (Prometheus, Grafana, sFlow, or similar) • Experience automating network configuration with Terraform, Ansible, or scripting • Bachelor's degree in a technical field OR equivalent practical experience PREFERRED QUALIFICATIONS: • Familiarity with Wave Division Multiplexing, fiber optics, GPON, and FTTH • Experience with eBPF-based observability or packet analysis tooling • Exposure to real-time systems and industrial telemetry networks • Experience with mesh VPN and identity-aware, zero-trust network access • Experience with centrally managed next-generation firewalls • Industry certifications such as CCNA, CCNP, or equivalent data center certifications

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