Kubernetes Platform Administrator/Technical Lead

Responsibilities

• Serve as the technical lead for the Brain Team, providing subject matter expertise in Kubernetes and networking concepts
• Design, deploy, maintain, and optimize production Kubernetes clusters on Amazon EKS
• Lead platform networking initiatives using Cilium and Istio, including service mesh, ingress, network policies, and traffic management
• Develop and maintain infrastructure using Terraform and AWS best practices
• Manage Kubernetes node lifecycle, autoscaling, and capacity planning using Karpenter
• Troubleshoot complex platform, networking, and application issues across distributed systems
• Collaborate with development, security, and platform teams to deliver secure, scalable platform capabilities
• Drive platform automation through GitOps, GitHub, and GitHub Actions
• Support the organization's FISMA High compliance objectives by implementing secure-by-default platform standards and operational controls
• Leverage AI-assisted development tools, including GitHub Copilot, to improve engineering productivity and platform automation

Requirements

• 8+ years of infrastructure or platform engineering experience
• 5+ years administering production Kubernetes environments
• Strong experience with Amazon EKS, Kubernetes architecture, and Linux administration
• Deep understanding of Kubernetes networking with hands-on experience using Cilium and Istio
• Strong experience with Terraform and AWS infrastructure
• Experience implementing GitOps workflows using GitHub and GitHub Actions
• Experience leading technical initiatives and mentoring engineering teams
• Strong troubleshooting, communication, and collaboration skills

Preferred Qualifications

• Kubernetes certifications (CKA, CKS, CKAD)
• AWS or Terraform certifications
• Argo CD and Argo Rollouts
• Kyverno or Kubernetes policy management
• Secure CI/CD and Continuous ATO (cATO) pipelines
• Container security and vulnerability scanning (Aqua or similar)
• Platform engineering or internal developer portals
• DataDog, Prometheus, Grafana, OpenTelemetry, or other observability platforms
• Helm, Kustomize, Gateway API, or other cloud-native tooling
• AWS security and compliance frameworks, including experience supporting FISMA or other regulated environments
• On-call work (preferably with PagerDuty)