- Windows and Linux production Server Installation and hardening. - Windows and Desktop computer Installation and Troubleshooting. - Wired and Wireless Network device configuration. - Good Knowledge of BASH Shells scripting. - Daily, Weekly and Monthly all environment maintenance. - Monitoring Linux and windows operating system service's, health through tools like Nagios, Nagvis, Centreon, MRTG, Ntop tools. - Monitoring windows machine and periodically perform tuning. - Windows and Linux Patches and packages upgradation & compilation. - Perform My-Sql, PostgreSQL database operations. - Linux Security Services: csf/lfd, Linux-Iptables, Showerwall-Firewall “Accept, Reject and Drop different port like FTP (21), SSH (22)”, Port forwarding. - Write scripts for server task automation. e.g. Backup Script, Notification, Application Migration etc. - Openfire, E-jabberd Instant Messenger (iChat) Server. - Git Server - Git is a distributed revision control and source code management (SCM). - Installation and configuration of Web-based project management and bug tracking system(TRAC). - Git (version control) and Trac integration. - Troubleshooting Mailing and hosting, Application related issues (Linux and windows OS). - Perform Daily, Weekly and Monthly Linux Server management and backup tasks. - Provided support to clients using ticketing system, chat (Kayako ticketing system). - Hands on practice to install and configure open source application on windows and Linux machine as per requirement. - Maintained Daily, Weekly and Monthly report and Activity log. - Installed and configured Open Source CRM and ERP web application.(All department) - Installed and configured free ware Orange HRM web application to keep track of employees. (HRD department) - Mailing servers (Sendmail, Postfix and Exim). - Hosting servers (Apache/Tomcat). - Monitoring Servers (Nagios, Nagvis, Centreon, MRTG and Ntop). - WHM/C-panel Installation & Hardening. - Webmin/Virtual Installation & Hardening.