Senior Linux System Administrator
CurrentDiagnosed and resolved technical issues reported by internal users, ensuring efficient problem isolation and resolution.Strengthened system security through the implementation of access controls, regular backups, and advanced firewall configurations.Hands on experience Apache,Ngnix,IIS,AWS & Azure cloud.Linux System Administration skills RHEL, Rocky,& Alamalinux Ubuntu, etc.Expertly installed, configured, and administered Windows Client OS (8.1/10/11), enhancing user productivity and system stability.Maintained comprehensive documentation of system events to ensure continuous operation and facilitate quick troubleshooting.Upgraded system software and hardware components to meet evolving business needs, coordinating backup processes to safeguard critical data.Provided responsive on-site and remote technical support using TeamViewer, Anydesk, Desktop Sharing, and Microsoft Remote Assistance, ensuring minimal downtime for users.Leveraged Linux command line and shell scripting expertise to efficiently manage and automate system tasks.Administered and configured Sophos XG/XGS Firewalls (116/210/2100) to protect network integrity and ensure secure data flow.Configured secure VPN connections for remote users, enabling safe and reliable access to corporate resources.