Ehsan Ali

Senior System Integration Officer and DevOps Engineer

Shifa International Hospitals Islamabad, JCIA Accredited • Full time

May 2023 - Present • 3 yrs

Expertise in Infrastructure Automation and Multi-Cloud Deployments: Designed and implemented multi-VM architectures using RHEL 7.9, Windows 11, and Oracle Linux 8 for enterprise application deployment. Automated infrastructure provisioning using Vagrant, VirtualBox, and Terraform, creating scalable and reproducible environments. Deployed and managed Oracle Forms and Reports, WebLogic Server, and OHS load balancer, ensuring high availability and performance. Kubernetes & Cloud Deployment Led the design and deployment of a high-availability multi-node cluster on AWS EKS, using Helm, Terraform, and Docker for infrastructure automation. Packaged Kubernetes manifest files using Helm and deployed on AWS EKS for scalable applications. Ensured multi-node cluster setups with load balancers for fault-tolerant deployments. Cloud & DevOps Technologies Worked extensively with AWS services, including AWS VPC, ASG, ECR, ALB, RDS, IAM policies, and Terraform. Integrated monitoring and logging solutions for Kubernetes workloads to optimize performance. Managed comprehensive AWS integrations and automated Kubernetes clusters for resilient, scalable deployments. Utilized Docker and Docker Compose for containerization, versioning images on Docker Hub, and automating Kubernetes clusters with Kubeadm and AWS EKS. Database & Backup Management Configured Oracle Forms and Reports, WebLogic Server, and database replication with Oracle 19c. Automated database backup processes across all VMs with real-time notifications. Scripting & Configuration Management Developed automation scripts using Ansible, Vagrant, Docker, Kubernetes, Bash, and PowerShell. Leadership in High-Availability Deployments: Led the design and deployment of high-availability multi-node cluster setups using Kubernetes on AWS EKS, ensuring fault-tolerant and scalable deployments. Coordinated with cross-functional teams, including management, developers, and vendors, to deliver robust solutions for day-to-day operational tasks

Team Lead / DevOps Engineer

HybridItServices • Full time

Sep 2021 - Apr 2023 • 1 yr 7 mos

DevOps & Cloud Engineering Deployed, managed, and troubleshooted instances, VMs, and other resources on AWS, Microsoft Azure, and VPC. Configured fault tolerance and high availability with Amazon application, network, and Elastic Load Balancer. Worked on availability zones (multi-AZ and single-AZ) to provide high availability and maximum uptime. Used the blue-green deployment pattern to ensure maximum uptime for customers. Responsible for deploying and setting up CI/CD pipelines for multiple frontend and backend applications. Database Management Managed databases like MongoDB and MariaDB on AWS RDS, and MySQL DB on Azure. System Administration & Scripting Performed server-side scripting on Linux shell and Windows PowerShell. Managed Linux distributions, Control Web Panel (CWP), and services like Databases, SSH, File Server, and WAF. Networking & Security Managed Pfsense firewall ACLs, port filtering, traffic shaping, and web content filtering. Project Management & Collaboration Tools Worked on project management tools like Jira, Zoho, Confluence, and Monday.