Network Engineer

Lambda•San Francisco, CA

1d•Hybrid

About The Position

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 office location 4 days per week; Lambda’s designated work from home day is currently Tuesday.

Requirements

10+ years of experience in IT and networking space
6+ years of experience in designing and operating production Data Center type of networks
Led the implementation of large production-scale networking projects
Experience managing Next-Generation Firewalls (e.g. Fortigate)
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.
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 Haves

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
Experience with virtualization technology, like ESXi, KVM, and VMs management
Experience with LoadBalancers like F5, NetScaler

Responsibilities

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