WINIFRED K. J.

• Installed and configured enterprise security solutions (Microsoft Defender for Endpoint and Trend Micro Antivirus) on Unix-based systems to ensure robust endpoint protection.
• Managed system patching and vulnerability remediation processes to maintain compliance and security posture across environments.
• Performed Linux operating system and kernel upgrades to enhance performance, stability, and security.
• Provisioned new Linux servers and deployed complete application stacks, enabling scalable and efficient infrastructure setup.

System Operations Engineer - II

• Managing and maintaining Linux systems in both on-premisesand cloud environments.
• Ensures the services on the servers are up and working asexpected.
• Monitoring the servers using Zabbix and Grafana.
• Applies security patches to the servers and hardens theservice configurations.
• Troubleshoot, identify and resolve complex issues in Linuxsystems and applications.
• Used critical thinking to break down problems, evaluatesolutions and make decisions.
• Increased customer satisfaction by resolving issues.
• Troubleshoot and fix web server or database resourceutilization issues.
• Applied scripting methodologies to automate ITadministrative-related tasks.

Senior System Administrator

• Used critical thinking to break down problems, evaluatesolutions and make decisions.
• Increased customer satisfaction by resolving issues.
• Troubleshoot and fix web server or database resourceutilization issues.
• Applied scripting methodologies to automate ITadministrative-related tasks.

• Setup and maintenance of LAMP environment for applicationdeployment.
• Troubleshooting server-wide security issues like hacking and spamming.
• Performance tuning of Apache server, MySQL, Exim, PHP, FTP, etc andserver hardening.
• Migrations, Automation of daily tasks.

• Setup and maintenance of LAMP environment for application deployment.
• Troubleshooting server-wide security issues like hacking and spamming.
• Performance tuning of Apache server, MySQL, Exim, PHP, FTP, etc and server hardening.
• Migrations, Automation of daily tasks.