Senior Platform Engineer (Core Infrastructure)

Join Lambda, a leading cloud infrastructure company, as a Senior Platform Engineer. In this role, you will be responsible for building and scaling our cloud offering, including the Lambda website, cloud APIs, and internal tooling for system deployment, management, and maintenance. You will architect, deploy, and operate Kubernetes clusters, own the reliability and performance of Kubernetes workloads in production, and mentor engineers to raise the bar for platform engineering across the organization.

• Architect, deploy, and operate Kubernetes clusters across AWS and Lambda's bare-metal datacenters.
• Build and maintain automation for cluster lifecycle management — provisioning, upgrades, and scaling.
• Own the reliability, performance, and security of Kubernetes workloads in production.
• Hands-on with observability stacks (Prometheus, Grafana, OpenTelemetry)
• Solid grounding in networking, service meshes, and container runtimes
• Proficient with infrastructure-as-code (Terraform, Pulumi, or equivalent)
• Deep knowledge of Kubernetes internals and day-2 operations (upgrades, scaling, troubleshooting)
• 5+ years in Platform, Infrastructure, or SRE roles, including running Kubernetes in production at scale
• Strong with Helm, Kustomize, or similar, and GitOps-based delivery
• Practical security experience: network policies, secrets management, and image scanning
• Strong coding skills in Go or Python for automation and tooling
• Knowledge of GPU scheduling, HPC workloads, or ML/AI infrastructure
• Experience with multi-cluster, multi-cloud, or hybrid environments
• Experience with workflow orchestration / durable execution frameworks (Temporal, Cadence, or Argo Workflows)
• Exposure to cost optimization and capacity planning for large clusters
• Contributions to CNCF or Kubernetes open-source projects
• CKA/CKS certification