ANAND R

• Oracle Cloud DevOps: Managed and deployed applications on Oracle Cloud, implementing robust CI/CD pipelines to ensure seamless integration and continuous deployment.
• CI/CD Pipeline Development: Developed and maintained CI/CD pipelines using Jenkins, Bitbucket Pipelines, and GitLab CI, automating build, test, and deployment processes.
• Version Control: Used Git and Bitbucket for source code management, collaborating with development teams to manage code branches and implement best practices.
• Infrastructure Automation: Utilized Terraform for Infrastructure as Code (IaC) to automate the provisioning of cloud resources on Oracle Cloud.
• Containerization: Designed and implemented Docker containerization strategies, managing multi-container applications with Kubernetes for orchestration.
• Linux Server Management: Administered Linux servers, performing OS updates, patch management, and monitoring system performance to ensure high availability.
• Shell Scripting: Automated routine tasks and deployment processes using Linux shell scripting, improving operational efficiency and reducing manual intervention.
• Jenkins Automation: Configured and maintained Jenkins pipelines for automated deployments and continuous integration, integrating with Docker, Kubernetes, and Terraform.
• Monitoring and Logging: Implemented monitoring solutions using Prometheus and Grafana

• OS Migration: Successfully led OS migration projects, transitioning from RHEL 7 to RHEL 8 across production environments, ensuring minimal downtime and seamless integration with existing services.
• Shell Scripting: Developed and maintained shell scripts to automate routine tasks, system monitoring, and deployment processes, reducing manual intervention and improving efficiency.
• Database Migration: Involved in planning and executing database migrations, moving critical data from older systems to new environments with zero data loss.
• Linux Vulnerability Fixes: Managed and applied security patches to fix vulnerabilities in Linux systems, ensuring compliance with security standards and reducing risk exposure.
• AWS Cloud Management: Administered AWS cloud infrastructure, deploying and managing EC2 instances, configuring S3 storage, and setting up secure VPCs.
• CI/CD with GitLab: Implemented continuous integration and continuous deployment pipelines using GitLab CI/CD, automating build, test, and deployment processes for various applications.
• Containerization and Orchestration: Deployed and managed Docker containers for application development and production, using Kubernetes for orchestration, scaling, and automated deployments.

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• linux Production Server Management: Administered and maintained Linux production servers, handling all aspects of server management including OS deployment, troubleshooting, and system optimization.
• Shell Scripting: Developed and utilized shell scripts to automate various administrative tasks, enhancing operational efficiency and reducing manual workload.
• Vulnerability Remediation: Identified and applied fixes for security vulnerabilities across Linux systems, ensuring compliance with security policies and protecting production environments from potential threats.
• VMware ESXi Management: Managed virtual environments using VMware ESXi, performing tasks such as VM deployment, resource allocation, and performance monitoring.
• Patching and Migration: Led patch management and server migration projects, using Ansible to automate patch deployment and configuration changes across multiple servers.
• OS Deployment and Server Decommissioning: Handled OS deployments for new servers and coordinated server decommissioning, ensuring safe data removal and system retirement.
• Application Deployment: Managed the deployment of applications in production environments, ensuring seamless integration and minimal disruption to ongoing operations.
• Ansible Automation: Implemented Ansible playbooks to automate patching, configuration management, and routine maintenance tasks, reducing downtime and improving system reliability.

• Production Environment Management: Maintained the stability and performance of Linux production servers, addressing and resolving server-related issues promptly.
• Patch Management with Ansible: Automated the patching process using Ansible, streamlining updates across multiple servers and minimizing human error.
• VMware ESXi Administration: Managed virtual machines within VMware ESXi environments, optimizing resources and ensuring high availability for critical services.
• Shell Scripting for Automation: Wrote and maintained shell scripts to automate system monitoring, backups, and routine administrative tasks.
• Vulnerability Patching: Applied security patches and updates to address vulnerabilities, working closely with security teams to maintain a secure production environment.
• Application Deployment and Troubleshooting: Oversaw the deployment of new applications, troubleshooting any issues that arose to ensure smooth operations.
• Web servers (Apache): Virtual hosting and user authentication
• Configuration, administering, troubleshooting and managing services such as APACHE, DHCP, DNS FTP, NFS, Samba, sshd
• Knowledge of file system integrity and Process Management tools like TOP, PS,NFS,SSH,SAMBA,SCP,linux server health check etc
• Configure yum repository and can install, remove, update and query packages using RPM

• Optimized network connectivity between geographically distributed data centers using load balancing technologies such as HAProxy and Nginx ,managing Apache HTTP Server and Nginx reverse proxy servers.

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• Patch & Package Management: Expertise in Linux package management with tools like yum, apt, rpm, and dnf across RHEL, CentOS, and Fedora.
• Firewall & Security: Skilled in configuring IP tables, firewalld, and server hardening for enhanced security.
• User Administration: Managed user permissions using SUDO and performed account administration.
• Remote Access: Proficient in secure remote access and file transfer using SSH and SCP.
• Disk & Network Management: Experienced in disk management and network installations (NFS, HTTP, FTP, kickstart).
• MySQL Database Management: Created and managed databases to ensure data integrity.
• Automation & Scheduling: Automated tasks using cron and Ansible Tower for system health checks and patch management.
• DNS & Load Balancing: Configured DNS (bind, forward/reverse zones) and implemented load balancing.
• VMware & Virtualization: Deployed SSL certificates on ESXi, managed VMs in vCenter, and performed patching and vulnerability fixes.
• Incident & Change Management: Handled tickets and incidents using ServiceNow/ISM, and managed change processes.

• Server Management: Installed and maintained production servers running Redhat, Debian, and Ubuntu.
• Ticketing System: Resolved user requests within SLA limits.
• Troubleshooting: Addressed disk, hardware, and software failures; coordinated with impacted departments.
• Data Center Operations: Managed day-to-day operations and server issues (e.g., space, LVM, EBS volumes).
• Live Server Maintenance: Troubleshot issues like upgrades, updates, package management, and kernel updates.
• Support: Assisted development/testing teams in application configuration and deployment.
• Health Checks: Performed daily health checks on application services and servers.
• Remote Troubleshooting: Resolved issues on remote machines using DRAC.
• Monitoring: Monitored services and data centers using Nagios,zabbix
• Service Deployment: Managed service deployments and disk management as required by DB teams.

·isk & Filesystem Management: Manage disks, filesystems, and LVM.

• Nagios Monitoring: Monitor Linux machines with Nagios.
• Package Management: Use rpm, yum, apt-get for installing packages and patches.
• Application Management: Manage and troubleshoot Apache/Tomcat applications.
• Performance Tuning: Optimize performance using top, vmstat, netstat, ps.
• Automation: Automate tasks with shell scripting and Python.
• Network Security: Use iptables for network security.
• Remote Server Support: Support Linux servers in remote data centers.
• Ticket Management: Resolve user requests within SLA limits.
• Troubleshooting: Address disk, hardware, and software failures; coordinate with departments.
• Data Center Operations: Oversee data center operations and server issues.
• Service Fixes: Resolve server issues such as space, LVM, EBS volumes.
• Live Server Maintenance: Troubleshoot issues like upgrades, updates, and package management.
• Docker Management: Configure and manage Docker containers.
• Daily Health Checks: Perform daily checks on services and servers.
• Service Deployment: Deploy and manage services; handle disk and filesystem adjustments as needed.

• Server Management: Managed up to 150 servers running Linux OS for web, email, and application services.
• Change Management: Adhered to change management procedures.
• Ticket Resolution: Reduced backlogged trouble tickets from over 1,000 to under 100.
• Project Leadership: Successfully led the relocation of up to 40 servers.
• Load Balancing: Resolved complex global load balancing issues via phone.
• LDAP/NFS Conversion: Migrated Linux systems to LDAP and NFS for improved efficiency.
• Update Process: Developed a process to minimize application update risks.
• Lab Maintenance: Supported systems in various lab environments.
• Nagios Installation: Installed and configured Nagios to monitor Windows/Linux servers, reducing downtime.
• Daily Operations: Managed user support and system administration tasks.
• Support Levels: Provided Tier 1 (Help Desk) and Tier 3 (Watch Desk) support.
• Weekend Support: Ensured minimal disruption during scheduled maintenance and outages with weekend and off-hours support.