Linux System Administrator

* *******

. Overall * years of Linux System administration along with 1 year of

VMware experience.

. Expertise in Server Builds, Installs, Upgrades, Patches, Configuration

and Performance Tuning in Linux and VMware environments.

. Experience in managing total site responsibility and monitoring IT

projects for the entire life cycle.

. Experience in develop monitoring scripts to track I/O, RAM, and CPU

performance.

. Expertise in Red hat Enterprise Server (4/5/6).

. Experience in developing kernel modules in Linux/Unix platforms.

. Strong in LVM Performance monitoring, Error logging, Diagnostics, Fine-

tuning and Backup management

. Expertise in configuring Apache using Red Hat Cluster Suite.

. Remarkable Experience in implementing security standards on Linux

Servers.

. Experience in Linux installation using custom scripts.

. Solid Experience in Configuration/administration of Red Hat Kickstart.

. Expertise in VMware plan build, maintain and performance tuning the

Virtual environment.

. Experience in creating of VMware Lab setup as per Internal QA team's

requirement using VMware ESX servers.

. Experience in Solaris 9, 10 builds, installs and upgrades.

. Experience in remote installation of Linux using PXE boot.

. Experience in installation, configuration of Linux virtual server

using VMWare Infrastructure.

. Experience in UNIX shell scripting. (Perl, Bash).

. Experience in implementing application servers like apache, MySQL.

. Experience in troubleshooting and resolving network issues related to

the servers.

. Hands on experience with EMC DMX, Symmetrix and Clariion series.

. Experience working in native multipath and EMC Powerpath.

. Excellent Communication and Inter-personal skills.

2 Qualification

. Masters in Engineering, Wayne State University, MI.

3 Technical Skills

. Operating Systems: RHEL(4/5/6), CentOS, Windows 2003/08, Solaris

. Software Tools: VMware (4/5), Nagios, BMC & Zabbix Monitoring

System,

. Hardware: Dell Power Edge Series, HP BL460, C7000. ILO Cisco

6500,

Brocade SAN Switches

. Languages: Shell Scripting.

. Storage: EMC SAN, NetApp, Hitachi, Dell Equalogic & RAID

Manager

4 WORK EXPERIENCE

Cox Communications, Atlanta, GA

Mar 2014 - Present

Linux/VMware Administrator

As a System Administrator My Responsibilities included,

. Implementation, Integration, Problem Resolution, Root Cause Analysis,

Quality Assurance, Disaster Recovery, Audits, Hardware/Software OS.

. Application Maintenance, Performance Tuning, Upgrades, OS Backups,

Migrations, User Account Maintenance, Storage Management, Patch

Management and all other daily system administration functions.

. Installation and configuration of Jboss eap6 servers.

. Supporting 500+ VMs in stage/development environment.

. Configuring Virtual Machine under VMware ESX servers to install Linux

guests.

. Using VM converter converting physical machines to VMs.

. Managing the LDAP server in authenticating the users.

. Working with IPtables, LANs, Load balancer, TCP wrappers, DNS and TCP/IP

protocol

Verizon, Irving, TX

Sept 2011 - Feb 2014

Linux/Windows System Administrator

As a System Administrator My Responsibilities included,

. Involved in Data Collection, parsing, processing and rating the data

from the different source systems.

. Configured and scheduled the data for Fios applications.

. Involved in Incident Record (IR) creation for the leakage and fallouts

and routing to the appropriate teams.

. Supporting IBM Connect Direct, TIBCO MFT and CA Workload automation

severs.

. Network based installation on huge number of machines using KickStart

and Jump Start.

. RHEL 6/5/4, Enterprises configuration and management.

. Configuration & Installation of Red hat Linux 5/6 by using Kick Start,

Jump Start and customized scripts.

. Provide level 1, 2, 3 supports for both the physical servers and

virtual guests.

. Writing script for day to day activity for scheduled task using shell

scripting.

. Involved in Updating and Patching of Linux Guests.

. Installation configuration and maintain windows 2003 & 2008 server

. 24x7 support for the Linux servers.

. Configuration of IPtables.

. Work daily with developer and DBA teams to maintain and develop a

production environment.

. Rotating on call responsibilities for Production environment.

. Patching, User Administration, Security on RHEL 5/6.x.

. Planning and Deployment of Local Area Network administration.

. Scheduling cron jobs for job automation.

. Storage provisioning of hosts from NetApp, Hitachi & Dell Equalogic

. Installing and updating packages using YUM.

. Configured Samba, NFS, NAS, Apache services in Linux Servers.

. NTP administration.

. Hardware troubleshooting.

. Configuring and implementing Linux kernel recompilation.

. Disk configuration using format and fdisk.

CITI Bank, Irving, TX

Jan 2010 - Aug 2011

Unix/linux System Administrator

As a System Administrator My Responsibilities included,

. Planning of OS upgrades for existing infrastructure.

. Planning and Implementation of Kernel patches on Solaris and Linux

Servers.

. On-call support using the Remedy Ticket System for routine system

administration issues.

. Using VM converter converting Physical machines in VMware VMs.

. Updating/patching Linux, Windows Virtual Machine in VMware clusters

. Creating VMware Lab setup as per Internal QA team's requirement using

VMware ESXi servers.

. Tuning of the TCP/IP stack for troubleshooting application and OS

issues.

. Used NetBackup for backing up & restoration of file systems.

. Maintained, updated and audited system documentation.

. Installation and Implementation of Apache Tomcat Application Server.

. Responsible for adding and maintaining users on the network.

. Supported and implemented system standards, processes and security to

maintain corporate IT standards.

BB&T, Raleigh, NC

June 2007 - Dec 2009

Systems Administrator

As a System Administrator My Responsibilities included,

. Worked with File System includes UNIX file System, and Network file

system.

. Planning, scheduling and implementing OS patches on both Solaris &

Linux boxes as a part of proactive maintenance.

. Performed and maintained the corrupted file system.

. Responsible for and adding Swap space at run time

. Responsible for scheduling jobs using crontab and at.

. Administering Disks and File systems using LVM.

. Developed various Korn, Perl, bash and shell scripts to automate

tasks.

. Worked with Net stat, Prostat, Iostat monitoring commands

. Worked with Logical volume Manager (LVM).

. Worked with Configuring and troubleshooting NIS.

. Help and troubleshoot user accessibility problems.

. Responsible for Monitoring network statistics of various network

related data structures.

. Involved in Documentation of UNIX environment and configuration

details.

. Efficiently able to multitask in order to maximize number of computers

fixed

. Installed necessary software and applications for office.

. Developed repair procedures to reduce the customers down time.

. Fixed to increase productivity of employees and customer satisfaction.

. Created step-by-step instructions involving everyday office operations

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