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Limestone Digital

DevOps Engineer

Limestone Digital, Montgomery, Alabama, United States

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Hands-on experience working as a DevOps Engineer. Strong practical experience with AWS (EC2, VPC, S3, IAM, RDS, DynamoDB, Lambda, ECR/ECS/EKS, Route53, SQS/SNS) and good understanding of Azure services (App Service, VMs, VNets, Storage, Key Vault, ACR/ACI, AKS, Event Grid, Service Bus). Solid background in Infrastructure as Code using Terraform, Terragrunt, CloudFormation, ARM/Bicep or Pulumi, including work with large, multi-environment setups. Proven experience building and optimizing CI/CD pipelines with Jenkins, Azure DevOps, GitLab CI, GitHub Actions, ArgoCD, as well as automation using Ansible, Cloud-Init or similar tools. Hands-on experience with Kubernetes (EKS/AKS), Helm, GitOps workflows, autoscaling configurations, and deploying microservice architectures. Good scripting skills in Python, Go, Bash, PowerShell, with the ability to create automation tools and pipeline integrations. Understanding of relational and NoSQL databases (PostgreSQL, MySQL, SQL Server, Redis, MongoDB). Practical experience setting up monitoring and logging using Prometheus, Grafana, ELK stack and troubleshooting performance issues. Ability to analyze, redesign, and optimize infrastructure, pipelines, and IaC codebases. Strong communication skills, responsibility, and ability to work independently in distributed teams. Responsibilities

Design, implement, and maintain scalable cloud infrastructure in AWS and Azure. Migrate manually provisioned infrastructure into Terraform, Terragrunt, or other IaC frameworks. Build, optimize, and maintain CI/CD pipelines using Jenkins, Azure DevOps, GitLab CI, GitHub Actions, and ArgoCD. Develop custom Terraform modules, CloudFormation/Bicep templates, and Ansible playbooks. Deploy and manage Kubernetes clusters (EKS, AKS), including Helm-based deployments and GitOps workflows. Configure and maintain development, staging, and production environments. Implement monitoring and observability using Prometheus, Grafana, ELK stack. Resolve performance bottlenecks in infrastructure and CI/CD workflows. Support development teams with improved deployment processes, test automation, and environment stability. Ensure cloud infrastructure reliability, cost optimization, and security best practices.

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