Senior System Administrator
CurrentInstallation ,Configurations and Monitoring of Linux centos 6, 7 and Windows server 2008, 2012R2Installation and configuration of VMware ESX Servers on IBM Blade Center and Sun X4100Hardware RAID configuration On server Like RAID 5, Raid 0Up gradation of VMware ESX ServersInstallation and Configuration of San Arrays (HP and IBM)Mounting LUNS on ESX serversAdd/delete/modify File SystemsExpand file system to include new disks as per requirementsInstallation and configuration of Barracuda Load Balancer’sServer provisioning Ensure proper deployment of new server builds (physical and virtual) in accordance with defined practices and standards.Group Policy Objects, DNS, DHCP, GPO’s, WDS, WSUS, Event ManagementUpgradation and applying Security Patches on Linux and windows machinesConfiguring SSL certs for HTTPS Services on Linux and windows serverUpgrading Apache and OpensslConfiguration of alerts for Linux and Windows HostsMonitor all Linux/Windows system alerts and assist to resolve issues in system hardware and SoftwareOptimization of Services and Hardening of Linux ServerConfiguration of Server and clients such as Apache, Resin, Tomcat, NTP, LDAP, SSH, Deny hosts, OracleSFTP, SCP server configuration with Rssh, Denyhosts and chrootUsing various Monitoring tools such as Monitis ,Hyperic and ZabbixConfigurations and Installation, Tuning of Apache with SSL Certificates• Start/stop/bounce process• Performing Remote Monitoring of Data Center• Creating Linux partitions as per the requirements and provide mounting point.• Installation and configuration of DHCP server on windows and Linux server.• Installation and configuration of YUM server.• Provide necessary access to application teams for software troubleshooting, problem remediation and software installation.Installing and configuring standard features and servicesScheduling tasks using task schedulerInstall and configure iSupport, Sugarcrm, smartermail server and Jira on windows server.
