Providing Remote Administration, Maintenance and Troubleshooting for Web Hosting Clients which includes: Monitoring to ensure system uptime, performance and security. Installing, configuring, and maintaining services such as Apache,Nagios, MySQL, and Email servers. Administration of control panels like WHM/cPanel. Installation of control panel as per the requirement. Handling the front end customer support and troubleshoot the issues accordingly. Manage the escalation to the next level and follow up the same. Troubleshooting the DNS related issues for the domains by using the basic DNS tools. Setting VPS parameters as per the customer server configurations. Assisting issues related to web page performance and guide the customer accordingly to improve performance. Demonstrating the ability to diagnose complex customer application issues and provide quick and accurate solutions within a collaborative environment. Initial Server setup ( Mail, Web and database server and firewall rules). Monitoring (Nagios) & troubleshooting with performance related issues. SSL Cert generation, installation. R1soft backup Management. Rolling out the modules via puppet. Hardening (centos). Kernel upgrade. Server crash recovery and finding the root cause of the server crash. Server migration. Fixing file system issues. Mitigation DDOS and prevention of hacking attempt in real time. Handling Customer escalation via phone. Bash Scripting.

Overseeing installation of Linux Environments, and application software under multi-platform environments, deployment of servers, disk quota management and distributed file systems, etc.Optimizing server performance as per customer needs. Identifying performance bottleneck with websites and servers. Analyzing website performance and optimizing performance. Resolving issues related to openVZ virtualization technologies. Resolving issues related to cPanel. Server Migrations. Boot Process and file system check. Real time mitigation and resolution of security events like DDOS, Hacking…etc. Configured and maintained backup servers using tools like R1soft, rsync and scp. Mail Server management : Exim, Qmail, Postfix. Linux OS installations via IPMI.

End user support via various mediums such as Live Chat, Emails, Tickets. Administration, Troubleshooting and maintenance of Linux LAMP servers. Responsible to manage automation tool like puppet. Server and account migrations. Nagios management and monitoring. Familiar with Apache, Mysql optimization. Manage DDOS attacks. Worked on networking tools like netstat,tcpdump,nmap,route ,etc. Analyze and resolve client issues based on SLA. Managing iptables,CSF firewall rules in servers. Backup configuration and restoration. Mail server configuration (Exim). Troubleshooting DNS related issues for domains using basic DNS tools.