Dhilipkumar T

About Dhilipkumar T

DevOps Engineer with hands-on experience in Linux systems administration, automation, cloud infrastructure, configuration management, and incident response. Proven expertise in automating server provisioning, patching, backups, and implementing security hardening across hybrid environments (on-premises and cloud). Strong track record in ensuring high availability, disaster recovery readiness, and SLA compliance in production-critical systems.Experienced in managing NetApp ONTAP (AFF and FAS series), including SnapMirror, SnapVault, snapshot creation, volume lifecycle management, and storage efficiency features such as deduplication and compression. Led multiple ONTAP upgrades with thorough pre- and post-validation and handled hardware replacement, including failed disk identification. Administered Linux servers for patching, backup, user management, performance tuning, and supported high-availability clusters using Pacemaker with monitoring tools like Prometheus, Nagios, and Grafana.Proficient in developing and managing CI/CD pipelines using Jenkins, GitHub, Maven, Ansible, and Terraform to automate build, test, and deployment workflows. Authored and executed Ansible playbooks with dynamic variables and modular roles, using Ansible Vault to secure credentials and keys. Built and deployed microservices using Docker, managed images with Docker Compose and Swarm, and orchestrated containers in production using Kubernetes.Designed Infrastructure as Code using Terraform and AWS CloudFormation to provision and manage AWS resources such as EC2, VPC, IAM, and integrated CloudWatch for health monitoring and auto-scaling. Deployed full-stack containerized applications including web servers, load balancers, and DNS; managed SSL certificate renewals, centralized logging, and compliance automation. Automated provisioning, configuration, and patching of servers, and improved system reliability through enhanced alerting and monitoring.Managed and upgraded environments with over 50 nodes, increasing operational efficiency and reducing manual intervention through automation. Provided 24x7 production support, participated in incident triage and resolution via JIRA and ServiceNow, and maintained accurate documentation and weekly status reports. Supported application teams by managing Active Directory integrations, user provisioning, and CI/CD onboarding, ensuring smooth deployment workflows across environments.

Experience

1. Professional Services Engineer

   NetApp

   Feb 2023 — Present · IN

   DevOps Engineer with strong expertise in Linux administration, automation, cloud infrastructure, configuration management, and incident response. Skilled in automating server provisioning, patch management, backup strategies, and security hardening across hybrid cloud and on-prem environments. Proven ability to maintain high availability, ensure disaster recovery readiness, and meet SLA requirements in critical production systems.Experienced in managing NetApp ONTAP systems, including SnapMirror, SnapVault, snapshots, volume lifecycle, and storage optimization such as deduplication and compression. Led multiple ONTAP upgrades with detailed pre- and post-validation and managed hardware replacements.Proficient in building and managing CI/CD pipelines using Jenkins, GitHub, Maven, Ansible, and Terraform to automate build, test, and deployment workflows. Developed advanced Ansible playbooks using dynamic variables and roles, securing sensitive data with Ansible Vault. Expertise in container technologies like Docker (Compose, Swarm) and Kubernetes for microservices deployment and orchestration.Designed Infrastructure as Code solutions using Terraform and AWS CloudFormation to provision AWS resources including EC2, VPC, and IAM, integrating CloudWatch for monitoring and auto-scaling. Automated system configuration, patching, and centralized monitoring to enhance reliability.Managed and upgraded over 50 servers, improving operational efficiency through automation. Delivered 24/7 support, handling incidents via JIRA and ServiceNow, maintaining thorough documentation and compliance. Supported Active Directory integration and user provisioning, enabling smooth CI/CD onboarding and deployments.

Education

• Muthayammal Engineering College

  Bachelor of Engineering - BE

  2015 — 2019