System Administrator 11+ Years Experience
CurrentQuartics Technologies India Pvt. Ltd.Handling over 56+ Servers, Firewall's, Storages, Laptops, Blackberry's more than 150 PC's; Handling All user's for providing Software and Hardware support, Installations and configurations of Linux windows for various platforms WinXP, win2000, fedora Core 6,7,8,9 Red Hat 9, RHEL 4, 5. Solaris 10.0.User management, Disk quotas, User policies, Shell environment, NIS Workspace, Network Logins.Maintaining System - Software patches, Kernel patching, Updating antivirus,; Backup Management - Backup Management for boot messages kernel boot logs, Inittab, services, rc filesand kernal modules load unloads. Data backups - Simple and incremental, Scheduling by cron, atd etc.Securing Systems - User password management, shadow password management, PAM and SASL authentication, disabling and activating users, Modifying user accounts.Managing File system - Mounting and Umounting of NFS, Samba, & GFS filesystems, Automounting FS Checking and repairing Fs, Creating Partitions and adding HDD for Space shortage, Hot plugging and removing.Performance Tuning - System logs, kernel logs, mail logs, httpd logs, spamassasin logs, squid logs, ftp logs.Watching and maintaining - Mail, Web, Ftp, Squid, spam, Firewall, NFS, Samba, Gfs Servers.Iptables & TCP wrappers as firewall security, chain management, Natting DNatting SNatting. Hackers / Intrusion detection and watch dogs, Usage monitoring, reports.
