Devops Engineer 3

Job Title : DevOps Engineer 3 Location: Chicago, IL 60661/ Irving, TX 75039 Duration: 12 Months Position s Contributions to Work Group: - In this role, you will lead our containerization strategy, build enterprise-grade automation workflows utilizing GitHub Actions, and manage our Infrastructure as Code (IaC) lifecycle to ensure high availability, optimal performance, and cost efficiency. Reason/motivation for request: - Backfill Typical task breakdown: CI/CD & GitHub Actions Automation " Workflow Architecture: Design, build, and optimize matrixed, self-hosted, or cloud-hosted GitHub Actionsworkflows for continuous integration and automated testing. " Reusable Infrastructure: Build and maintain version-controlled custom GitHub Actions and reusable workflow templates to standardize pipelines across multiple engineering teams. " Secret Management: Manage secure environment variables, contexts, and deployment keys using GitHub Secrets, Environments, and integrations with AWS Secrets Manager or HashiCorp Vault. " Secure Delivery: Implement OpenID Connect (OIDC) to authenticate GitHub Actions runners natively with AWS IAM, eliminating long-lived credentials. Kubernetes & Container Orchestration " Cluster Management: Design, deploy, and maintain multi-cluster production AWS EKS and Kubernetes environments. " Upgrades & Maintenance: Execute seamless, zero-downtime cluster upgrades, patch releases, and routine maintenance node recycling. " Autoscaling & Cost Optimization: Configure and tune cluster autoscaling using tools like Karpenter or Cluster Autoscaler, alongside horizontal/vertical pod autoscaling (HPA/VPA). " Package Management: Build, maintain, and version control internal Helm charts for streamlined application delivery. AWS Infrastructure & Automation " Infrastructure as Code (IaC): Provision and manage 100% of cloud resources using Terraform or AWS CDK to maintain strict environment consistency. " Cloud Architecture: Administer core AWS services including EC2, VPC, IAM, S3, Route53, and RDS platforms. " Scripting & Tooling: Write clean, maintainable automation scripts using Python and Bash to eliminate manual interventions. GitOps & Release Management " GitOps Adoption: Implement and maintain GitOps-driven deployment frameworks utilizing tools like ArgoCD or Flux to sync EKS state with source repositories. " Container Registry: Oversee Docker container builds, multi-stage layering, and registry vulnerability management via AWS ECR, triggered natively via GitHub Actions runner hooks. Networking, Security, & DevSecOps " Cloud Networking: Manage sophisticated container networking interfaces (VPC CNI) and advanced ingress routing controllers (ALB, NGINX, or Traefik). " Access Control: Enforce security guardrails utilizing AWS IAM Roles for Service Accounts (IRSA) to grant fine-grained pod permissions. Interaction with team: - Team consists of 6 folks Education & Experience Required: - Degree is not required but 5+ years Required Technical Skills (Required) " DevOps Experience: 5+ years of professional experience in dedicated DevOps, Site Reliability Engineering (SRE), or cloud infrastructure roles. " CI/CD Expertise: 3+ years of heavy practical experience writing, testing, and modularizing complex GitHub Actions workflows. " AWS Core: 5+ years of hands-on expertise architecture-focused workflows across major AWS services. " Kubernetes Core: 3+ years of deep technical experience specifically running production-grade workloads on Amazon EKS, including advanced troubleshooting. " Automation: Expert proficiency with Terraform and at least one scripting language (Python or Bash). Preferred Qualifications " Certifications: Certified Kubernetes Administrator (CKA), CKAD, or AWS Certified DevOps Engineer Professional. " Runner Administration: Experience managing scaling policies for enterprise-scale GitHub Actions self-hosted runners on Kubernetes (e.g., using Actions Runner Controller - ARC).