PostHog
Site Reliability Engineer (US - Pacific time)
San Francisco, CA +1 · On-site · Full-time · Posted Aug 6, 2026
- Location
- San Francisco, CA
Remote (US)
About the job
Build and operate PostHog’s large-scale, stateful AWS platform, automating infrastructure and reliability work so it can scale with less operational effort.
What you'll do
- Operate multi-environment EKS clusters and manage a multi-account AWS organization.
- Maintain Terraform/Terragrunt infrastructure and build automation for deployments, recovery, and incident response.
- Improve reliability, reduce recurring operational work, optimize cloud spend, and participate in on-call.
What they ask for
- Deep hands-on production Kubernetes experience, including debugging at scale; EKS preferred.
- Strong experience operating AWS production infrastructure across multiple accounts, including IAM and networking.
- Experience automating infrastructure with Terraform or Terragrunt at scale, including modules and state management.
- Solid Linux knowledge; experience with stateful systems and production performance/reliability debugging.
Nice to have
- Experience with ArgoCD GitOps workflows and GitHub Actions CI/CD pipelines.
- Experience building AI agent-enabled infrastructure services or familiarity with multi-region infrastructure.
Tools
AWS, EKS, Kubernetes, Karpenter, Cilium, ArgoCD, Terraform, Terragrunt
AI focus
Potentially build AI agent-enabled base-level infrastructure services for teams; listed as a nice-to-have.
Model-written summary · the original posting is authoritative