Senior Site Reliability Engineer

Senior Site Reliability Engineer - Networking

Lambda

Location:
United States , San Francisco ▼
San Jose
Bellevue

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

227000.00 - 401000.00 USD / Year

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Job Description:

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. Engineering at Lambda is responsible for building and scaling our cloud offering. Our scope includes the Lambda website, cloud APIs and systems as well as internal tooling for system deployment, management and maintenance.

Job Responsibility:

Help scale Lambda’s high performance multi-tenant cloud network
Contribute to the reproducible automation of network configuration and deployments
Contribute to the implementation and operations of Software Defined Networks
Help to deploy and manage Spine and Leaf networks
Ensure high availability of our network through observability, failover, and redundancy
Ensure clients have predictable networking performance through the use of network engineering and other applicable technologies
Help with deploying and maintaining network monitoring and management tools
Participate in on-call

Requirements:

5+ years of experience being a Site Reliability Engineer or Network Reliability Engineering
Been part of the implementation of production-scale networking projects
Experience being on-call and incident response management
Have experience building and maintaining Software Defined Networks (SDN), experience with OpenStack, Neutron, OVN
Are comfortable on the Linux command line, and have an understanding of the Linux networking stack
Have experience with multi-data center networks and hybrid cloud networks
Have Python programming experience and configuration management tools like Ansible
Have experience with CI/CD tools for deployment and GIT. Operated network environment with GitOps practices in place.
Experience with application lifecycle and deployments on Kubernetes

Nice to have:

Operated production-scale SDNs in a cloud context (e.g. helped implement or operate the infrastructure that powers an AWS VPC-like feature)
Have Software development experience with C, GO, Python
Experience automating network configuration within public clouds, with tools like Kubernetes, HELM, Terraform, and Ansible
Deep understanding of the Linux networking stack and its interaction with network virtualization, SR-IOV and DPDK
Understanding of the SDN ecosystem (e.g. OVS, Neutron, VMware NSX, Cisco ACI or Nexus Fabric Controller, Arista CVP)
Have experience with Spine and Leaf (Clos) network topology
Have experience and understanding of BGP EVPN VXLAN networks
Experience with building and maintaining multi-data center networks, SD-WAN, DWDM
Experience with Next-Generation Firewalls (NGFW)

What we offer:

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

Additional Information:

Job Posted:
February 18, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

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