Tiji X.

Dynamic IT professional having more than 5 years of expertise in Linux and Windows System Administration. Conscientious and committed to delivering with good interpersonal skills. The following are the main areas of my expertise:- * 4 years of network administration experience including firewall management, DNS, NIS and SMTP administration * 4 years of exposure and measurable knowledge of Windows, Solaris, UNIX and Linux * 3 years exposure of various network technologies such as FTP, SMTP messaging, switches and routers * LAN/WAN, protocol and interfaces * Expert knowledge of TCP/IP, should be familiar with SNMP, IP routing and routing protocols, IP Subnetting, ARP, ICMP and common TCP network programs such as SSH, DNS and SMTP * Full understanding of Security standards and has administered systems that contain a secure rule base * Sound experience with Unix-based servers and open source software (Linux, Apache, PHP, Nagios and MySQL) * Ability to debug issues on a Unix environment in a multi-tiered architecture * Understanding of common internet protocols (HTTP, HTTPS, SSH, etc...) and ways to troubleshoot these * Understanding of common network technologies * Understanding of redundancy and reliability and ways to achieve these * Ability to work with multiple teams simultaneously with multiple requirements * Thorough understanding of the software development life-cycle * Solid hardware and networking knowledge / experience Experience of setting up dev, test and production environments. Excellent Communication and troubleshooting skills Ability to work under pressure and long hours Test background or experience is strongly preferred (although not mandatory) Resource will be expected to help out in executing test cases during downtime * Responsible for the maintenance, troubleshooting, access, and backup for enterprise wide systems. Technologies supported include operating systems, servers, networks, system security, hardware and other software applications. Troubleshoot system issues, resolve or recommend solutions. Create and manage system documentation, including configurations and backup procedures. Create patches and updates as needed. Participate in the definition and implementation of system components including new servers, hardware, software and upgrades. Install, upgrade, support and troubleshoot operating systems, Boot Loader configuration, User and Group administration, Setting up Raid, Setting up Volume Manager, Kernel Recompilation, Network Services and Security Administration (dns,dhcp, apache, squid, ftp,nfs,samba, nis, sendmail, postfix, iptables etc.), Oracle 9i installation, Tomcat, JBos server installation, PXE boot, NTP Server, PVM, Condor (standard universe), OpenLDAP, qmail, Automating tasks using Bash Scripting.