NISHA BHAMBHANI

Phone: 651-***-****

Email: adb0zx@r.postjobfree.com

PROFESSIONAL SUMMARY

• Highly motivated technical professional with 9+ years of experience inSystem Administration and Production Support with extensive experience in, Red Hat Linux, Sun solaris Administration.

• Expertise in Unix Administration skills i.e. file system concepts, installations, configuring and troubleshooting services like NIS, NFS, SAMBA,SENDMAIL,HTTP,CRON,job scheduling,RPM’S,data replication through rsync.

• Highly Skilled in Performance Management such as CPU utilization, Memory Utilization, Load average, Disk Utilization, Netdump and Kdump.

• Well versed with OS installation and Configuration, Upgrading Packages, Kickstart, PXE Boot, Logical Volume Manager, OS Patching, Firmware upgrades.

• Proficient in Veritas Volume Manager, Veritas and Redhat Clustering, Vmware.VCS and VxVm which includes Configuring Veritas Filesystem, Configuring Cluster Software (VCS) for applications, I/O fencing, Troubleshooting daily VCS problems.

•Experience in creating physical volume, logical volume, volume groups using LVM in Linux and SVM, GFS(global file system) and ZFS in Solaris.

• Good understanding of IT processes like incident management, change management, problem management etc. Understanding of Service delivery life cycle, ITIL process.

• Follow the ITIL process for handling the tickets and performing the change process

• Migration of live and running production servers

• Excellent in System performance tuning Configuration

• Sound understanding of IT Infrastructure Administration with project management skills.

• Providing 24/7 technical support to Production environments

• Experience in configuration and testing Disaster Recovery Site.

• Handling authentication related issues related to QAS/LDAP.

• Building physical and virtual servers manually and using automation tools like HPSA, Foreman etc.

• Expertise in Installation, Configuration, Integration, Tuning, Backup, Crash recovery, Upgrades, Patching, Firmware upgrades, Monitoring System Performance, System and Network Security and troubleshooting of Unix Servers .

• Migrating virtual servers across different Vcenters using shared datastore method, datastore replication etc. via VEEAM and physical servers via NDM

• Providing 24/7 technical support to Production environments meeting the compliance CERTIFICATIONS

Red Hat Certified Engineer (R.H.C.E)

Sun Certified System Administrator for Solaris Operating System (S.C.S.A) ITIL (HCL Certified in ITIL v3 Foundation)

TECHNICAL SKILLS

CATEGORY

DESCRIPTION

Operating Systems

Redhat Linux, Solaris, IBM AIX, HP-UX Windows 9x/NT/XP/Vista/7, Ubuntu Environments (Red hat RHEL 3,4,5,6,7, Fedora 9, 10, 11, open SUSE 11, CentOS 5), Sun Solaris (6, 8, 9, 10),Ubuntu. VERITAS Volume Manager, Veritas File Systems, Veritas Cluster, LVM Utilities

NFS, (autofs), NIS, NIS+, DNS, TCP, IP, SSH, FTPD, SFTPD, FTP, SSH, TELNET, HTTP, LVM (VERITAS), Apache, Send mail (SMTP), VMware Server, VPN, SCCS, Mirror Disk, Glance Plus, Iptables, rpm, yum, svcadm, svcs,LDAP,OpenAM, VCS, VxVm, Crontabs,NDM, VEEAM, QAS sed, awk, performance management, Netdump, Kdump, cyberark. Hardware

Sun SPARC, Hewlett-Packard (HP), Dell.

Languages UNIX Shells (sh, csh, ksh, bash),PHP

Tools Service Now, VNC,DRAC,WINSCP,Putty,Xshell,Sametime,Remedy Action Request System,Apropos, Sharepoint,Dell Console Switches,Lotus Notes,Titan,HPOV Monitoring Tool, Nagios, Itop,OpenDS,Netmeeting, Lync, jabber, HPSM

Office Tools Microsoft (MS) Windows, MS Word, MS Excel, MS PowerPoint, MS Outlook, Exchange,Visio. PROFESSIONAL EXPERIENCE

Optum (Minnesota), December2016 – June 2019

System management Consultant (onsite team lead)

• Migrating Linux VERITAS servers using veritas mirroring and NDM

• Building physical and virtual servers manually and using automation tools like HPSA

• Migrating virtual servers across different Vcenters using shared datastore method, datastore replication etc.

• Migrating physical servers across storage arrays using NDM methodology

• Installation, remove and upgradation of packages and Patching

• Handling authentication related issues related to QAS/LDAP

• Migrating servers within same silo using vmotion and svmotion methodology

• Handling migrations of SRM servers

Optum (Minnesota), April2014 – December 2015

Operating System Consultant (Unix)

• Administer, Configure and Troubleshoot VERITAS Volume Manager, File Systems and VERITAS Cluster Server

• Creating, removing and restarting the volumes, creating and Mounting the VERITAS file systems, resizing the VxVM file system size

• On call support for severity 1 and 2 issues – troubleshooting all UNIX/Linux issues, application issues, veritas volume manager and clustering issues, NFS/mount issues, server issues

• Configure LUNs / mount NAS volumes & validate that system can see all the storage allocated

• Responsible for capacity planning, including allocating storage, providing hardware and software redundancy, and planning future expansion requirements

• Participate in root-cause analysis of recurring issues, system backup, and security setup

• Monitoring & troubleshooting with performance related issues

• Follows the ITIL standard for all Change Requests, Incidents, and Requests for Service, as documented by CCC's internal change controls

• Bash and shell scripting to automate tasks

• Adding disk/memory/CPU in VMware and on Linux boxes Federal Reserve Bank of Minneapolis, June2013-October2013 System Analyst-Unix

• Working with business areas and IT developers to troubleshoot and resolve daytime and after-hours support issues in a timely manner as described in IT and business area service level agreements. Facilitate and implement environmental and application changes according to local and national processes and procedures

• Implement and maintain Sun Solaris, RedHat Linux systems by applying patches and doing upgrades

• Work with local and national lines of business to research, implement, and support information technology solutions. Develop and maintain project documentation

• Generate Compliance reports on Linux and Solaris servers and fix the OS errors as per the standards

• Patching of Linux and Solaris servers after the build

• Installation of Symantec HIDS on all Linux and Solaris servers UnitedHealth Group (Minnesota), Feb2013 – June2013 Operating System Consultant (Unix)

• Shell and bash scripting to automate TSM environment

• Creating and modifying Health check scripts for TSM servers

• Working on Linux and AIX administration

• Automation of TSM NetBackup process

• Working on TSM NetBackup tickets

• MySQL queries to modify 2nd copy graphs Symantec Corporation, June 2011- Jan 2012

Technical Support Engineer (Unix)

VERITAS VolumeManager

• Installation, configuration, maintenance and troubleshooting of Veritas Volume Manager 4.1 and 5.0

• Creating, resizing and deletion of various volume layouts (RAID5, Mirror, Concat, Layered) Dynamic Multipathing (DMP)

• Cluster functionality in Veritas Volume Manager

• Veritas File System (vxfs) administration Veritas Cluster Server

• Installation and configuration of Veritas Cluster Server 4.1 and 5.0

• Maintenance and troubleshooting in VERITAS Cluster Server Knowledge of I/O fencing in CFS and CVM clusterAnalyze system performance data such as data error logs, system logs and other diagnostic and fault isolation tools to identify problem issues .

Ericsson Pvt Ltd, December 2010-June 2011

Solution Integrator

• Established LDAP (OpenDS) on Ubuntu for Ericsson Global Egi Project

• Worked on many Open Source tools like OpenIDM, openAM (single sign on) Nagios, Itop

• OpenDS Configuration

• OpenIDM integration with OpenDS

HCL, (Client-Teradyne, Boston, MA) August 2008-December 2010 Unix Administrator

• Worked on Red Hat Linux and Sun Solaris OS in production environment.

• Coordinating with client and internal teams for operational issues, project work, following process like change process, problem management process,

Access management etc. and updating requisite documents like CMDB, DR plan, process document, runbook etc.

• Managing DNS, FTP, Sendmail, Distribution list(Sympa, majordomo and mailman), NIS, HTTP, Account management, Samba, NFS, Automount, VNC, Disk management, NTP,Samba, NFS cron, package update, data replication through rsync, OS installation and taking its image, Performance Management such as CPU utilization, Memory Utilization, Load average, Disk Utilization, Netdump and Kdump

• Planning and implementing system upgrades including hardware, operating system and periodical patch upgrades, Firmware upgrades

• Configuration and administration of DNS, LDAP, NFS, NIS, NIS+, Sendmail and WebLogic in Solaris and Linux. Configuration and Maintenance of AutoFs

• Coordinating with vendors like Red hat, HP, Akibia, SunGard etc. and taking proper follow up

• Creating and modifying scripts to meet present business needs in shell, bash and PHP. Created FTP and NIS account management web interface in PHP

with bash and shell scripts running in background

• Using DRAC, cyclade, DELL Remote console to manage server

• Handling server down issues and analyzing the root cause for the issue by checking system logs, and pulling out sysreports, sos reports

• DRAC Commands and Configuring DRAC on Servers

• Providing on Call Support (24*7)

• Using System Imager for Configuring new LSF machines with PXE boot Linux World (May 2007-April 2008) {Part-Time}

Linux-Red hat Administrator

• Worked on Red hat OS in development environment

• Role basically involved, setting up a new Lab having all the Linux boxes (RHEL4,5), by Installing and configuring boxes through Kickstart

• Installed, upgraded and configured RHEL 5.x/4.x/3.x; this included Kickstart Installation and CD media

• Management of UNIX user accounts, groups, directories and file permissions.

• Experience in creating physical volume, logical volume, volume groups using LVM in Linux

• Configured, administered and supported all the basic Linux services like DNS, FTP, Apache, Squid, NFS, Samba, NTP, Cron etc.

PROJECTS UNDERTAKEN

• NIS Migration from Solaris server to Linux

• DNS Migration from Solaris to RHEL5

• Migrated servers from RHEL3 to RHEL5

• Kernel, BIOS, BMC, PERC Firmware, Megaraid Driver Upgradation of Linux servers

• Net Dump Server, Kdump Server and Client setup with standard/customized Configuration

• Trickle down project (swapping servers from 2850 boxes to 2950 and R700 hardware)

• LDAP project for centralized Authentication for EGI Project

• Automated TSM environment through shell scripts

• Created PowerShell script for Automation of Svmotion process for multiple servers

• Automated vcenter tasks used while migrating the servers EDUCATION

Bachelor of Engineering in Information Technology Rajasthan University, India

(2004-2008)

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