Handled server installations, configuration, and troubleshooting.
- Managed and maintained user accounts, security permissions, disk space allocation, and process monitoring for over 200 RedHat Linux servers and Ubuntu.
- Installed and configured Apache webserver, Nginx, and MySQL.
- Maintained proficiency in configuring and managing SSH to ensure secure remote access.
- Configured SUDO and granted root permission, enabling users to perform specific activities.
- Developed Ansible playbooks for automating administrative tasks.
- Configured Linux servers with Samba for seamless file and print services to Windows clients.
- Configured strict password policy and account lockout strategy using PAM modules, enhancing system security.
- Created monitors, alarms, and notifications using Zabbix.
- Applied security patches and updates consistently.
- Automated Docker container builds and deployments using Jenkins pipelines, enhancing CI/CD efficiency while minimizing manual intervention.
- Effectively managed different Jira tickets, Confluence tasks, and project assignments.
- Managed Git repositories to ensure version control of source code.