Technical Summary

• Extensive working knowledge in installing and Administering ESX/ESXi Hosts.
• Extensive working knowledge in installing and managing vCenter server and vSphere client.
• Connecting and working with storage systems and Setting-up VMFS data stores.
• Good working knowledge in Configuring Neetwork and virtual switches.
• Extensive working knowledge in deploying & managing Virtual Machines(VMs) and vApps in vCenter server.
• Migrating virtual machines , VMotion & Storage VMotion.
• Solid working knowledge in Managing and setup clusters, resource pools & fault tolerance.
• Vcenter server plug-ins & automated p2v and v2v and Working with ESX Host profiles.
• Extensive working knowledge in Planning & Executing vSphere upgrade. Working with vcenter update manager.
• Good working knowledge in Virtual machine backup & restore.
• Good Troubleshooting the vSphere Environment.
• vCenter server performance management & alarms.
• Configuring security with vShield & acess control in vcenter server.
• Good Working knowledge with vNetwork distributed switches such as Cisco Nexus 1000v.
• Expertise includes in ticketing system tools like Jira,hp-ovsd, remedy, bmc patrol.
• Solid direct experience in Sun Solaris (8,9&10)/linux (RHEL 4 &5) and suse Linux, HP-UX and windows server installation, configuration and administration, trouble-shooting and maintenance service and support
• Strong working knowledge on various file systems like ext2, ext3, nfs,ufs
• Strong working knowledge in LVM (logical volume manager), RAID (hardware &software), vxvm, vxfs.
• Strong working knowledge on alerting/monitoring tool like nagios & nrpe installations and nagios administration..
• Experience includes in various veritas products like veritas net backup, veritas cluster and linux clusters.
• Implemented and maintained file transfer protocols such as ssh, ftp,lftp,sftp,scp,rsynch
• Strong working knowledge on nfs, dns, dhcp, nis, ldap, http and samba.
• Expertise on shell scripting (ksh, bash & sh) and python scripting
• Working knowledge on windows administration and active directory, exchange servers.
• Handled performance tuning, data management of very large systems and development of automation scripts and replication
• Experienced with installing and configuring relational databases such as oracle 9.x/8.x & mysql and in production environments in both unix and windows environments
• Working knowledge on EMC(celerra) NAS administration and good knowledge on san.
• Have extensive knowledge in providing 24x7supports for production unix/intel systems.

PROFESSIONAL EXPERIENCE

Confidential ,Denver, Colorado, USA.
CEMP Project
Sr. Engineer
Dec 2008-Till Date

Converged Event Management Platform (CEMP)

Comcast

The Sr. Engineer position is responsible for setting up virtual environment and build various Virtual and Physical servers for ongoing Projects/ applications .working as a Server support engineer , responsible for all CEMP Production/Development/Test environment servers and data support including assisting in monitoring of processes, data updates, file transfers and troubleshooting the production systems .supporting Comcast Digital Voice (CDV) and Business Comcast Digital Voice (BCDV) lines of business

Install and configure ESX 3.5/ESX4.0/ESX4.1/ESX vSphere/ESXi hosts. Install vCenter server , vSphere client, Service Console and set-up users. Set-up VMFS data store in Local machine and Shared Storage such as SAN & NAS. Configure Virtual Machines (VM’s) like virtual machines version 4 & 7 through vCenter and install Guest Operating Systems like Windows servers such as Windows 2003/2008 ,Linux servers(RHEL 4&5) & Solaris X86 systems . Monitor and maintain Windows 2003/2008 Server and Solaris x86 and ESX /ESXi hosts. Administer complete virtual environment through vCenter server. Configured Virtual Networks and vSwitch, Port Groups, IPSTACK and perform overall Network Operations. Monitoring/Scheduling Virtual environment such as ESX Hosts, Virtual machines and Guest OS through vCenter and Perfmon tools. Monitoring ESX hosts logs and virtual machine logs. Implemented vSphere Security on VM’s and ESX hosts through vShield Zones and assigning roles through RollBased Access control lists. Performed VM (Virtual Machine) operations on daily basis. Supporting Data Center virtual environment using tools such as vCenter, vMotion, SRM, etc. Using Web Access and Monitoring Datacenters, Hosts, VMs and Configure VMs and Manage Snap shots. Add and Remove VMs from Inventory and Resource Management. Implemented HA, Data Protection and DRS between VM’s. VMware SRM(Site recovery manager) implementation and maintenance. Converted P2V and V2V. Extensive working knowledge User Mgmt, File system Mgmt & Device Mgmt. Configured and Maintained Networking IPSTACK ,DNS,NIS,DHCP. Install Nagios Server , NRPE Plug-in and NRPE Deamon and configured Alerting/Monitoring through Nagios. Performance Tuning using tools like VMSTAT, TOP, PRSTAT, GLANCE, FREE,SAR,TOP,IOSTAT,Netstat. Working with RPM(Redhat Package Manager) and installed patches and softwares. Worked on Different Processes and Automated Processes thru scripts(like Bsh, Ksh &python ). Supported Various Applications teams and Databases and according to their requirement and Worked on servers and changed the configuration files and tune t he parameters. Worked on Sudo and implemented sudo access for Service Accounts. Working in conjunction with other technical support groups during crisis situations in investigating the root cause & applying the best possible solutions.

• Performed capacity planning of Database size ,disk space and other hardware resources required for both production and development machines.

Troubleshooting Production Servers problems and Building New Servers as per Application teams Requests. Managed and address trouble tickets on a daily basis by using REMEDY, JIRA ticketing systems. Working as a team/group and co-ordinate with other group and team members and participate in 24/7/365 On Call Rotation.

Environment:

Solaris 2.9/2.10,HP-UX10.x,11.x,11i, Sparc Enterprise Mseries servers like M3000/M4000andTsericesserverslikeT5140/T5440,T2000,Sunblade X6450 Sparc T3-2, Sun Sparc Enterprise T5240, Sun Blade6000 Enclosure ,Veritas Cluster, Veritas VxVM,VxFS ,Citrix,VPN,Terminal Services Load Balancers(Physical/Software VIPs),VMware ESX 3.5/4.0/4.1,ESXi ,Oracle Weblogic 8/9/10 ,Java,Unix,SQL,VPN,RSA Secure ID Token,Nagio/Sysedge, Oracle Integrated Lights Out Manager,Veritas Clustuers.

Pegasys Systems & Technologies, BINGHAM famrs, MICHIGAN,USA.
Client:Great-West Life Insurance
2 Years, 8 months
VMware/Linux Engineer
April 2006-Dec 2008

Confidential is a life insurance company. Its headquarters is located in Winnipeg, Manitoba, Canada. Provides individuals and businesses in all of the USA\'s territories with life insurance, retirement benefits (which are paid for by employers) and annuities distributed by its own brokers and institutions. This division began operations in the USA on May 28, 1977.
Working Mainly as a VMware consultant/Linux Engineer and participated with Datacenter operations team. supported all virtual and physical servers and VMs. Build ESX hosts,VMs and installed Linux(RHEL,SUSE)/solaris x86 Guest OS on it and provided to Application owners. Other than this maintained Few HP-UX, Solaris and AIX Systems. Maintained HP-UX and AIX servers. Interacts with Middleware Support teams and build and maintained the AIX pSeries servers.

Installed VMware ESX3.5 server and vSphere Client. Administered and Maintained Virtual Environment through vCenter server. Installed vSphere client software to access vCenter Server. Implemented Security on virtual environment. User Management and implemented roles. Created VMs through vCenter server and installed guest RHEL/SUSE OS on it. Configured Networking in virtual env and implemented HA. Configuring New Systems for various applications and installing new systems with Kick start method. Installed SUSE Linux 9.x/10.x Operating systsms and installed Patches on it . Installed and configured AIX pSeries systems for DB2 and WebSphere Apps. Extensive working knowledge User Mgmt , File system Mgmt & Device Mgmt. Extensive Working Knowledge on Different File systems like EXT2,EXT3 ,LVM, NFS. Extensive working knowledge and support of Linux systems. Extensive working knowledge on software RAID and Configuring and Maintaining LVM (Logical Volume ) on RHEL 4 & 5. Extensive working knowledge on Redhat Package Manager(RPM) and Kernel Tunings ny changing parameters. Worked with vNetwork Distributed Switches. Set-up NIS (Network Information systems) in Linux and centralized user management. Extensive working knowledge on implementing Software Raid on Linux servers. Installed Windows 2008 OS on VM and handover it to SQL DB team. Monitored Windows systems with Perfmon utilitity. Extensive working knowledge on Job Schedulers like UC4. Extensive working knowledge TCP/IP Configurations on Various servers and Tuning on Various Configuration files. User Management, Device Management, Vendor Mgmt & Project Mgmt skills. Install Nagios Server , NRPE Plug-in and NRPE Deamon and configured Alerting/Monitoring through Nagios. Performance Tuning using tools like FREE, IOSTAT,VMSTAT, SAR, TOP, PRSTAT. Configured Web Servers like Apache and Maintain and support the Production Environment. Worked on Different Processes and Automated Processes thru scripts Ksh,bash &perl. Interacted with Data Where House Development architects and Development and participated in different tasks such as tuning the systems, installing/Patching softwares. Supported Various Applications teams and Databases and according to their requirement. Configured Web Servers like Apache and Maintain and support the Production Environment. Extensive working Knowledge on NAS and SAN. Managed and address trouble tickets on a daily basis. Participated on weekend scheduled taks and maintenances and performed necessary actions. Participated in oncall rotation (24x7).

Environment:

Oracle9i/10g,SunFirev880/SunT2000,Sparc Enterprise Mseries servers like M3000/M4000andTsericesserverslike T5140/T5440 Sparc T3-2,HPUXProliantservers DL360/ DL380/ DL580/ DellPoweredge 1950/2950/2970/6850/6950/1955,Sun lade6000,HP/IBM ladeservers,AIXpSeries,UC4,EMCStorage,Veritas,Middleware (WebSphere,WebLogic), EMC Clarrion,Nagios,Sysedge,Data Where House.

Confidential,Cyberjaya,Malaysia
13 months
Client : Confidential
HRS Project
Feb 2005- Mar 2006

Emerio, an NTT Communications company, is a technology services and outsourcing company. With deep industry knowledge, business process expertise, global resources and proven track record, we deploy the right people, skills and technologies to help clients improve their performance. We help organisations achieve consistent quality and operational cost reductions through optimised service delivery models and process improvements. Emerio offers cutting-edge solutions in the areas of Application Services, Infrastructure Services and Business Process Outsourcing.
Worked as a Technical Consultant in HRS (High Reactive Support) Team of 50 and provided 24x7 Server support mainly for all ASIA Pacific region Critical systems across the Datacenters. Provided 24 x 7 Monitoring, Management & Administration of 500+ HP-UX/Linux & SUNservers for HP clients across the Globe.

• Provided UNIX Administration and Support for Asia Pacific & USA for HP & SUN servers for Internal & External Clients.
• Working with a team (High Reactive Support Team) of 50 members and maintaining 500+ HP & SUN and Linux Servers.
• Installed Solaris Operating Systems like 2.8/2.9 and 2.10 on Sun Sparc . and x86 systems.
• Installed HP-UX 10.x/11.x/11i Operating systems and Maintained Software Managament with swintall utility.
• User and device Management with SAM (GUI) utility.
• Configured Boot loaders on x86 systems with GRUB (Grand Unified Boot Loader).
• Installed large volume of Solaris client mahines by configuring Custom Jump start Installation Methods.
• Upgraded Solaris Sparc 2.8 to 2.9 and 2.10 versions with Standard Installation/Custom Jumpstart/Live upgrades.
• Downloading Solaris patches and installing and managing latest system patches day by day with Prodreg GUI and Command line tools like pkgadd,pkginfo,patchadd.
• Installing LVM on Linux (Redhat and Suse) and support the Logical Volumes.

Configured and Maintained Solaris Zones/Containers to implement OS level Virtualization and Administering Zones such as Global and Non Global Zones.

• Installing system Patches, Creating Users, Maintaining the passwords and managing network printers.
• Change mgmt, Kernel tuning, Performance Monitoring.
• Implementing & Maintaining MC/Service Guard and VERITAS Volume Manager.
• Performing Daily checks for SAP Applications along with SAP Team.
• Performing Daily Health Checkups of the servers and sending the report.
• Creating LVMs and File systems .Extending the file systems.
• Different services- NFS, Sendmail, Samba, NTP,SSH,SNMP,FTP.
• Supporting and Maintain Control-M.
• Performing & checking Ignite, fbackup/frestore HP Servers, UFS backup/Restore & Solstice Backup for all Solaris servers.
• Configuring the Printers on HP-UX servers through Jet Admin, hppi.
• Glance Plus, OVO, STM, and TOP.
• Basic DBA responsibilities like shutdown and startup Oracle listener and Databases.
• Assisting application support groups in testing and installing various patches & packages in standard Testing Environment.
• Troubleshooting all OS and server related issues.
• Troubleshooting issues monitored on a day-to-day basis using BMC Patrol, Remedy & OVSD by investigating & resolving the issues as per corporate standards and SLA.
• Implemented and followed IT Service Management (ITSM ) rules and regulations.

Environment:

Shell Scripts, NIS/NIS+, Sun Fire X4800,X4470, Sun Blade X6270 M2 Server,SPARC Enterprise M3000, T5220,Sun Solaris 8/9/10, HP Proliant DL Rack Mount servers like DL300,DL500,DL700, HP BladeSystem c3000 enclosure/c7000 enclosure HP Integrity servers like rx2660/rx3600/rx6600, Linux (RHEL/SUSE),Oracle, NFS, Automount, VERITAS volumemanager & Netbackup,HP Servers like Class C/K/L,HP Blades ,, SUN Enterprise 220R, 250,420R, 3500, 4500, SAP, Veritas Volume Manager, VERITAS Cluster, XP (512/1024 ARRAYS) ,EVA ARRAYS, Control-M,Terminal Services, Remote Desktop, VPN Humming bird.

Confidential, Ltd.-Hyderabad, India
Unix Administrator
1 year
Febt 2004-Feb 2005

Wilshire Software Technologies is established in Oct 1997 and recognized as a leader in training of Administrative Courses to empower IT Professionals and Development Center .

• As a Unix Administrator build the Development servers for Development teams and QA servers for Test. Software installations and Monitored systems related logs and error messages
• System Installation, configuration, performance monitoring of servers and administration of SUN Solaris, HP-UX, Windows 2000 Operating Systems,Printer Mgmt, Process Mgmt.
• Monitored system logs to determine points of failure and interfaced with the interacting applications support teams.
• Maintained Vendor application software for Solaris (applied patches, upgrades & migrations)
• Initiated Capacity planning study & implemented Sun hardware upgrades to meet increased application load requirements.
• AIX –v5 Systems installations and base os and monitored/manage systems logs and error logs with ALOG,cfgmgr and errpt.
• Device Management with lsdev and creating logical volumes with lspv.
• Installed Software packages with installp and SMIT GUI utilities.
• Monitored logs to determine points of failure and interfaced with applications support teams.
• Maintained Vendor application software for Solaris (applied patches, upgrades, migrations).
• Implemented Sun Hardware Upgrades to meet increased application load requirements.
• Upgrading of Operating systems and applying system patches.
• Backup Administration of all Windows & UNIX servers. .
• Implementing various backup policies including daily, weekly and monthly backups. Recycling of data, cartridges. Planning and configuring the disks and File Systems on Fiber Optic/SCSI interfaces.
• Disk space monitoring on all Servers. Monitoring Raid, Fiber Optic/SCSI & FC Storage Array systems. System tracking and checking log files for early signs of trouble. Trouble-shooting the problems and day-to-day administration of jobs. Keeping maintenance records for all hardware & software. Maintenance of TCP/IP Network and security, Remote systems mgmt to help, monitor and manage the Data center.

Environment :

SUN Fire v240,V440,V880, Sun Netra X4250/X4270, SUN E4500,Sun Sparc Ultras ,HP Blade Systems c-Class Enclosures like c3000,HP Proliant DL/MLServers like ML100/ML300,HP integrity servers like rx2660 , HP-UX 10.X,11.X,Solaris 2.8/2.9,Ultras, Windows NT Servers, IBM pSerices servers ,IBM RS/6000,AIX, Sun Solaris, Oracle 9i,HP ILO 2,VPN,Remote Desktop,SMC(Solaris Management Console).

Confidential-Hyderabad, India
Jr. System Administrator
1Year,6 months
Aug 2002 – Jan 2004

• Administrating & Configuring UNIX & Windows servers, routers & switches.
• Ensure all applications are up and running on all Servers.
• O. S. Patching, Firmware Patching of Solaris servers.
• Regular monitoring of all hardware resources utilization.
• Monitor application logs & prepare periodic reports and other adhoc reports.
• Monitoring the health of all servers by using SAR (System Activity Report), IOSTAT (Input & Output Statistics) & Windows Performance Monitor.
• Installed and maintained a NFS server for sharing the file systems.
• Installing general-purpose utilities and software for the UNIX servers and workstations
• Prepared Schedule for Full, Incremental and Cumulative backups using tar and ufsdump shell scripts.
• Monitored file system utilizations using custom shell scripts, Maintained crontabs and automated weekly backup using custom scripts.
• Worked in team environment and participated in 24x7 oncall rotation.

Environment:

SUNFire v240/V440,Sun Sparc 5/10,Solaris 2.x, HP C/K/L class & Proliant DL servers,Window 2000/2003, Servers &workstations, Windows NT Servers, Remote Desktop,SSH,Putty.