Senior DevOps Engineer – Cloud Infrastructure and Automation

Open for Irving, TX as well 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. 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).