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Senior Infrastructure Engineer

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Senior Infrastructure Engineer in USA

  • Austin, TX

Responsibilities

  • Design, build, and operate secure, highly available AWS infrastructure using Terraform/OpenTofu and GitOps workflows with Atlantis.
  • Own capacity planning, disaster recovery, cost optimization, and end-to-end operation of critical infrastructure.
  • Operate and evolve the EKS Kubernetes platform, including autoscaling with Karpenter, upgrades, core add-ons, and Helm-based delivery with ArgoCD.
  • Build and maintain GitHub Actions CI/CD pipelines and self-service developer platform tooling.
  • Own ingress and egress, service mesh, mTLS, load balancing, edge TLS, and DNS infrastructure.
  • Build observability using OpenTelemetry and SigNoz and use telemetry to guide reliability, performance, and cost decisions.
  • Serve as an escalation point for complex incidents and lead troubleshooting and post-mortems.
  • Apply cloud security practices across identity, secrets, network boundaries, vulnerability management, and organizational guardrails.
  • Set infrastructure standards, mentor engineers, and lead infrastructure projects independently from start to finish.

Requirements

  • 5+ years of experience operating large-scale cloud infrastructure, with AWS strongly preferred.
  • Deep infrastructure-as-code experience with Terraform or OpenTofu; CloudFormation, Pulumi, or CDK experience is also relevant.
  • Strong production experience with Docker and Kubernetes, including EKS.
  • Proficiency in scripting and automation with Python, Go, or Bash.
  • Strong cloud networking fundamentals covering VPCs, DNS, load balancing, ingress, firewalls/WAF, and VPNs.
  • Proven CI/CD and GitOps experience with GitHub Actions or similar tools.
  • Experience using metrics, logs, and traces to drive operational decisions.
  • Track record of independently leading infrastructure projects end to end.
  • Strong communication skills across technical and non-technical audiences.
  • Preferred experience with ArgoCD, Atlantis, Linkerd, Envoy, Traefik, Karpenter, Helm, OpenTelemetry, SigNoz, Grafana, Datadog, Prometheus, Backstage, AI/ML infrastructure, Rust service CI/CD, CloudFront/CDN, or distributed systems.
  • Preferred AWS Solutions Architect or AWS DevOps Engineer Professional certification and open-source infrastructure contributions.

Level

Level builds a learning technology platform that combines established curriculum principles with interactive, game-style design to help students practice academic and life skills. The product runs on a forked, optimized Godot engine engineered to perform reliably on mobile and other constrained h...

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