Senior Site Reliability Engineer (Kubernetes)

Location: Hybrid, with presence in the San Francisco, San Jose, or Bellevue office 4 days per week; work from home on Tuesdays

Salary: $267,000–$356,000 annually in San Francisco or San Jose; $240,000–$320,000 annually in Bellevue

Company

Lambda builds AI cloud infrastructure and managed Kubernetes platforms for AI and machine learning workloads.

What you will do

• Operate and maintain bare-metal Kubernetes clusters scaling to thousands of nodes.
• Handle cluster degradation, recovery, resizing, and critical incident response through fleet management tools and an on-call rotation.
• Design and maintain control plane services, Kubernetes operators, and custom controllers.
• Build automation for cluster provisioning, upgrades, patching, and deletion.
• Develop Python and Go tooling to validate platform quality and define SLOs and SLIs for Kubernetes services and workloads.
• Assist customers with Kubernetes workloads, storage, authentication, and integration issues while collaborating with HPC Ops and Datacenter Ops.

Requirements

• 6+ years of experience in SRE, operations engineering, or a similar role.
• Deep experience running Linux systems and production Kubernetes clusters, including on-premises, EKS, GKE, or similar environments.
• Strong programming skills in Go and Python, plus experience with GitOps, Helm, and Kubernetes operators.
• Experience provisioning Kubernetes with kubeadm, Cluster API, or similar tools.
• Familiarity with Prometheus, Grafana, FluentBit, and CI/CD pipelines.
• Ability to work independently, collaborate with engineering teams, and support customers during incidents.

Nice to have

• Expertise with Kubernetes CRDs, CSI, CNI, and operator coding.
• Experience with HPC clusters, AI/ML workloads, large-scale GPU clusters, or hybrid and multi-cloud Kubernetes environments.
• Contributions to CNCF projects or Kubernetes SIGs.

Culture & Benefits

• Opportunity to influence the platform roadmap and reliability practices.
• Collaboration with experienced engineers, plus opportunities to mentor and grow.
• Cash and equity compensation.
• Health, dental, and vision coverage for employees and dependents.
• Wellness and commuter stipends for select roles, a 401(k) plan with a 2% company match for US employees, and flexible paid time off.