Top Network Engineer Jobs in San Francisco Bay Area, CA

Designs, deploys, operates, and monitors campus and data center networks, including switching, routing, wireless, firewalls, NAC, high-speed HPC fabrics, fiber infrastructure, and zero-trust connectivity. Automates network configuration with Terraform, Ansible, Python, and Bash; manages observability, incident response, maintenance, compliance, documentation, hardware inventory, vendors, and 24/7 on-call readiness.

Design, implement, and operate networking infrastructure for Azure Dedicated private and hybrid cloud environments. Responsibilities include hybrid connectivity, ExpressRoute, SDN solutions, third-party platform integration, network performance and security optimization, live-site operations, automation, observability, troubleshooting, and enabling migration and disaster recovery scenarios.

Design and own scalable data center networks for a heterogeneous AI inference fleet. Responsibilities include leaf-spine architecture, GPU-to-ASIC connectivity, site deployment, cabling, cross-connects, external connectivity, tenant isolation, automation, monitoring, incident response, and vendor management. The role requires hands-on network design and deployment across high-performance AI/HPC environments and close collaboration with platform engineering.

Own the architecture, roadmap, capacity planning, automation, telemetry, and long-term operations of CrowdStrike’s global IP and optical backbone. Lead hardware and software platform selection, vendor engagement, cloud and neocloud connectivity, network automation, infrastructure-as-code, and AI-enabled network operations. Serve as a senior incident escalation resource, influence executive stakeholders, establish engineering standards, and mentor senior engineers. The role requires extensive global backbone, optical transport, cloud networking, FedRAMP, and AI experience.

Architects, deploys, and manages secure automated networking across AWS, Azure, and hybrid-cloud environments. Designs Spine-Leaf networks, optimizes Direct Connect and ExpressRoute connectivity, leads infrastructure-as-code practices with Terraform and Ansible, and drives multi-cloud network product vision. The role troubleshoots network and security issues, supports tier 3 on-call operations, collaborates with stakeholders, and creates technical documentation and knowledge-sharing presentations.

Support and improve large-scale network infrastructure for AI and HPC workloads. Responsibilities include production incident response, network fault resolution, on-call support, observability improvements, automation, documentation, customer collaboration, and reliability initiatives across multi-site GPU clusters.

Lead deployment, commissioning, validation, optimization, and production support for large-scale AI and HPC network fabrics. Configure Ethernet and InfiniBand networks, RDMA/RoCE, routing, switching, telemetry, and automation. Conduct acceptance testing, troubleshoot performance and hardware issues, resolve Tier 3 incidents, coordinate vendor escalations, and develop reliability standards, diagnostics, runbooks, and operational handoffs for GPU clusters.

Supports Nokia cloud and core network environments across LTE, 5G, CNF, VNF, and IP connectivity platforms. Configures and troubleshoots OpenStack and Kubernetes-based telco clouds, especially Nokia Container Services. Manages networking, servers, storage, monitoring, automation, cybersecurity, escalations, and customer-facing technical communication. Provides 24/7 emergency on-call support, coordinates cross-functional resolution efforts, and applies project management and operational processes.

Designs, implements, administers, and optimizes Avalon's multi-region AWS network infrastructure. Responsibilities include architecting VPCs, routing, connectivity, security, resiliency, monitoring, disaster recovery, capacity planning, and network automation. The role collaborates with infrastructure, security, application, and DevOps teams, troubleshoots complex issues, documents architectures and runbooks, and provides technical leadership and training. Remote work is available with quarterly travel to Tampa, Florida.

Operates and designs hybrid on-premises and AWS network infrastructure, including VPCs, Transit Gateway, VPN, Direct Connect, routing, firewalls, and security controls. Leads CIDR remediation, maintains network documentation and IPAM records, automates infrastructure with Terraform, Ansible, and Python, and supports FedRAMP-aligned environments. The role coordinates Network and Cloud Ops teams, mentors engineers, manages vendors, handles Tier 1 and Tier 2 escalations, and participates in a 24x7 on-call rotation.

Designs reference architectures for AI infrastructure networks, including L2/L3 fabrics, BGP, EVPN/VXLAN, RoCEv2, and QoS. Builds and operates labs to qualify switches, NICs, and network operating systems; conducts interoperability and performance testing; reproduces customer issues; and diagnoses congestion, packet loss, MTU, latency, PFC, and ECN problems. Collaborates with vendors and internal engineering teams to convert findings into validated configurations, automation, documentation, and product improvements.

Designs reference architectures for AI and data center networks, including BGP, EVPN/VXLAN, RoCEv2, and QoS. Builds and operates labs to qualify switches, NICs, and network operating systems; tests interoperability and performance; reproduces customer issues; and diagnoses routing, congestion, packet loss, MTU, and latency problems across GPU, fabric, and storage paths. Documents best practices, develops automation, collaborates with vendors and internal teams, and feeds findings into product development.

Supports the design, configuration, operation, maintenance, and troubleshooting of enterprise and GCP network infrastructure. Responsibilities include routing, DNS, firewalls, VPNs, load balancing, certificates, segmentation, monitoring, incident response, root cause analysis, migrations, deployments, documentation, and change management. The role coordinates with cloud, security, DevSecOps, application, and operations teams to maintain secure, highly available connectivity across environments.

Designs and evaluates large-scale, multi-vendor fiber access networks using advanced PON technologies. Architects integration with routing, IP/MPLS, and optical transport systems; leads OLT and ONT platform evaluations; reviews high-level designs and migration strategies; provides complex troubleshooting and client advisory support; and mentors junior network engineers. The role also develops client-facing engineering deliverables and supports technical engagements, budgets, timelines, and vendor coordination.

Design, deploy, automate, and operate high-performance data center networks connecting compute, storage, and distributed AI systems. Responsibilities include building spine-leaf and Clos fabrics, bringing new sites and hardware online, improving network reliability and performance, automating provisioning and monitoring, establishing deployment standards, and troubleshooting issues across networking, hardware, software, and distributed systems. Experience with BGP, EVPN, VXLAN, RDMA, cloud networking, and network automation is valuable.

Designs, implements, and maintains large-scale distributed networks supporting a DoD Zero Trust program. Responsibilities include SD-WAN architecture, router, switch, and firewall administration, network upgrades, troubleshooting, traffic analysis, documentation, disaster recovery, standards compliance, and coordination with IT teams and vendors. The role serves as a Zero Trust network architecture subject matter expert, mentors junior engineers, and supports installations and migrations across multiple global locations.

Designs, deploys, configures, and supports cloud network infrastructure across Azure, OCI, GCP, and AWS. Manages Palo Alto and Cisco firewalls, VPNs, routers, load balancers, subnets, security groups, and network access controls. Performs network monitoring, maintenance, upgrades, capacity planning, troubleshooting, and Level 2/3 support. Uses Terraform for infrastructure automation and supports EKS clusters, cloud security, IAM, STIGs, and vulnerability management. Participates in a required 24/7 on-call rotation.

Design, build, test, and optimize scalable control-plane and data-plane networking software. Develop APIs, improve performance, reliability, monitoring, and customer experience, support network products, establish engineering best practices, collaborate across teams, and mentor engineers. The role requires strong Go experience, distributed systems expertise, cloud and containerization knowledge, CI/CD experience, and familiarity with networking technologies including eBPF and XDP.

Design, develop, and optimize high-performance network datapath software for cloud infrastructure. Build packet processing, routing, forwarding, virtualization, observability, and hardware-accelerated networking systems across Linux hosts, kernels, user space, and NICs. Analyze and improve throughput, latency, CPU efficiency, scalability, and reliability; investigate production issues; create testing and benchmarking frameworks; author technical designs; collaborate across engineering teams; and mentor engineers.

Lead the architecture and evolution of Cloudflare’s global network infrastructure. Own capacity planning, hardware and platform strategies, routing and traffic engineering standards, multi-year infrastructure roadmaps, and network automation frameworks. Evaluate emerging technologies, optimize cost and reliability, guide major architectural transitions, and collaborate with engineering, procurement, finance, and operations teams. Mentor engineers and influence technical decisions across the organization.

Design and build software for global network automation, provisioning, orchestration, telemetry, lifecycle management, and automated remediation. Integrate DPUs, SmartNICs, and programmable networking into highly available cloud infrastructure. Lead architecture, RFCs, technical proposals, and complex initiatives while mentoring engineers and setting technical direction across infrastructure teams.

Own the network subsystem for a robotic warehouse automation product, from requirements and architecture through hardware selection, physical design, configuration, deployment, validation, and ongoing evolution. Design wired and wireless networks, including roaming, RF coverage, redundancy, segmentation, QoS, and capacity. Establish testing, observability, troubleshooting, documentation, deployment standards, and technical roadmaps while collaborating across software, robotics, electrical, mechanical, and operations teams.

Supports LAN and WLAN network surveys, modernization design, cost analysis, configuration, installation, and implementation of routers, switches, wireless controllers, and access points. Assists with VLAN and IP migrations, cybersecurity compliance, implementation plans, documentation, and hardware materials lists. The role requires an active Secret clearance, U.S. citizenship, engineering education or equivalent experience, network certifications, and 60–75% domestic travel.

Leads the planning, design, installation, migration, testing, troubleshooting, and maintenance of LAN/WLAN and telecommunications networks. Configures routers, switches, wireless controllers, VLANs, and IP addressing; develops implementation plans, technical documentation, bills of materials, and cost analyses. The role requires active Secret clearance, U.S. citizenship, extensive network engineering experience, relevant Cisco, Juniper, or Ruckus certification, IAT Level II certification, and 60–75% travel.

Own and evolve Commure’s multi-cloud network infrastructure across GCP, AWS, and Azure. Design cloud and hybrid connectivity, Kubernetes networking, edge services, security, observability, and GitOps automation. Build infrastructure as code, troubleshoot complex network and kernel issues, make architectural decisions, and establish reusable patterns for engineering teams. The role requires deep networking fundamentals, cloud-native infrastructure expertise, and experience operating secure, highly available environments at scale.