Senior Site Reliability Engineer – SDN

Lambda

Senior Site Reliability Engineer at AI cloud infrastructure provider Lambda. Operating and improving cloud networking platform and SDN infrastructure, collaborating with cross-functional teams.

Posted 7/7/2026full-timeSan Francisco • California • 🇺🇸 United StatesSenior💰 $240,000 - $312,000 per yearWebsite

Tech Stack

Tools & technologies

AnsibleCloudDistributed SystemsKubernetesLinuxPython

About the role

Key responsibilities & impact

Operate and scale Lambda’s multi-tenant cloud networking platform and SDN infrastructure
Operate and improve Kubernetes-based control plane services and dataplane software running on SmartNICs
Develop tooling and automation to reduce operational toil and improve reliability
Collaborate with software, platform, and networking teams to improve service reliability and deployment workflows
Deploy and maintain network monitoring, observability, and management tools
Improve deployment safety through CI/CD pipelines, GitOps workflows, testing, and progressive rollouts
Drive operational excellence through observability, incident management, capacity planning, postmortems, and participation in the on-call rotation

Requirements

What you’ll need

Have 5+ years of experience in Site Reliability Engineering, Production Engineering, or a similar role
Have experience operating and supporting large-scale distributed systems in production
Have experience with Kubernetes application lifecycle management, upgrades, troubleshooting, and production operations
Have experience participating in on-call rotations and incident response
Have strong troubleshooting skills across Linux systems, Kubernetes, distributed systems, and networking
Have experience with observability platforms, monitoring, alerting, and metrics
Are comfortable working on the Linux command line and have a solid understanding of the Linux networking stack
Have experience with multi-datacenter and hybrid cloud environments
Have experience automating infrastructure and operational workflows using Python, Ansible, or similar tools
Have experience designing and operating CI/CD and GitOps deployment workflows

Benefits

Comp & perks

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 that we all actually use

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

KubernetesPythonAnsibleLinux Command LineDistributed SystemsNetwork MonitoringIncident ManagementCapacity PlanningAutomationGitOps

Soft Skills

CollaborationProblem-SolvingOperational Excellence