Senior Network Engineer

Lambda, The Superintelligence Cloud, is a leader in AI cloud infrastructure serving tens of thousands of customers. Our customers range from AI researchers to enterprises and hyperscalers. Lambda's mission is to make compute as ubiquitous as electricity and give everyone the power of superintelligence. One person, one GPU. If you'd like to build the world's best AI cloud, join us.

*Note: This position requires presence in our San Francisco, San Jose, or Bellevue office location 4 days per week; Lambda’s designated work from home day is currently Tuesday.

What You'll Do

• Help to build and scale Lambda's high performance cloud network
• Work on deploying and configuring networking hardware for new and existing clusters
• Ensure high availability of our network through monitoring, failover, and redundancy
• Contribute to automation of network configuration management and operation
• Work with internal and external customers to resolve network related issues
• Help with deploying and maintaining network monitoring and management tools
• Will be part of day2 operations and on-call rotation for Network Engineering team

Requirements

• Have 10+ years of experience in IT and networking space
• Have 6+ years of experience in designing and operating production Data Center type of networks
• Have led the implementation of large production-scale networking projects
• Experience managing Next-Generation Firewalls (e.g. Fortigate)
• Have experience with cloud providers networking (such as AWS, GCP, OCI)
• Expert in CLOS/Spine and Leaf fabrics, EVPN/VXLAN, ECMP, BGP, and fast convergence techniques
• Are comfortable on the Linux command line, and have an understanding of the Linux networking stack and internals
• Strong automation skills (Python, Ansible) and network APIs and worked with git or similar source control systems
• Production experience with multiple network gear vendors (Arista, Juniper, Cisco, Cumulus/SONiC, Opengear)
• Experience with Networking Monitoring stack (Datadog, Clickhouse, Grafana, Prometheus, gNMI, OTel)

Nice to Have

• Have knowledge or experience maintaining Software Defined Networks (SDN)
• Experience automating network configuration within public clouds, with tools like Terraform/Ansible/Salt
• Hands-on with HPC/AI networking: RoCEv2 and/or InfiniBand (Congestion Control, VLs, partitions), GPUDirect RDMA concepts
• Experience with DWDM technologies and SD-WAN
• Understanding of data center power/space/cooling trade-offs and their impact on topology choices
• Have experience with virtualization technology, like ESXi, KVM, and VMs management
• Experience with LoadBalancers like F5, NetScaler

Benefits

• Generous cash & equity compensation
• Health, dental, and vision coverage for you and your dependents
• Wellness and commuter stipends for select roles
• 401k Plan with 2% company match (USA employees)
• Flexible paid time off plan