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Data Service

Location:
Bengaluru, Karnataka, India
Posted:
May 22, 2018

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Resume:

M. DIWAKAR

ac5jye@r.postjobfree.com

+**789**-*****

Summary:

Over all Seven years and 3 months of experience in Linux and HP-UX Administration.

Exceptional ability to adapt Unix environments to client needs

Able to diagnose and solve programming issues

Very strong team player or able to work independently

Proficient in setting-up, configuring and troubleshooting storage devices like tape libraries

(HP: ESL, MSL), RAID arrays, HP XP & EVA disk arrays, Brocade switches.

Working as part of a team and providing 24x7 support.

Strong Technical background, efficient in Debugging Systems Hardware and Software

problems.

Proficient in independently handling large installations (Corporate Customers).

TECHNICAL ENVIRONMENT:

Operating Systems : HP-UX 11.23 & 31, RHEL6.8 & 6.9, SUSE 11 & 12

Vmware : VMware ESX Server 4.0 & 4.0i

Hardware : HP Itanium rx 7640, rx 8640, rx 1600, rx 2600, rx 2620, rx4640,

HP PARISC rp4440, rp3440, rp3410, HP Proliant DL380,

EVA-8000,EVA-4400,EVA-8100,BL860C server, HP L-class2000

Backup Tool : HP Data Protector 6.11

Tools Used : Service desk, Insite Remote Support Protocol Management

High Availability server : MC / Service guard cluster.

Storage : EVA 8000 & 8100, 3PAR

Certifications:

HP Certified system Administrator (HP0– P20)

Educational Chronicle:

B.Sc., Physics from Madurai Kamaraj University (1997 – 2000)

M.Sc., Computer Science from Madurai Kamaraj University (2000 – 2002)

JOB PROFILE:

Organization : IBM India Pvt. Ltd., Bangalore.

Position : Technical support Executive.

Duration : Mar 2016 – Till Date.

Responsibilities:

Upgraded HP-UX servers to the latest patch level on PRODUCTION, DEV, and Quality

Servers.

As part of projects TDI and Adapter installation & Configuration were done on HP-UX servers.

Upgraded TSM & TDP on Core production HP-UX server.

Worked on Linux Servers and supported SMEs to rebuild based on request from application team as part of RHEL Patching version back out.

Red hat Linux OS upgraded done on servers.

Online and Offline Backups taken through HP Open view storage Data protector

Worked on Redhat cluster failover and fail back testing have been done.

Managing file systems and file permissions.

Ignite Backups and db2 level backup taken on regular intervals

Restoring the Backup when it’s required

Experience in virtual machine servers.

Experience in adding and removing swap space.

Taking care of network related activities

Setting up LVM partitions.

Worked on KVM using critrix.

Hardware level Monitoring in Data center and give the support for replace the hardware

Organization : Value point Systems Pvt. Ltd.,

Position : Senior Technical Support (Servers & Storage)

Duration : Feb 2015 – Feb 2016.

Responsibilities:

Install and configure Red hat enterprise Linux 5.4 and SUSE on Hp and IBM servers.

Installed packages using rpm and yum servers.

Experience in Symantec antivirus installed in RHEL5.6 servers.

Creating partitions on the EVA 4400 using Linux volume Manager (LVM) to create disk

space.

Experience in the support of fundamental technologies such as DNS, and FTP, SNMP,

SSL, SSH, TCP, IP, RAID, DHCP and CIFS.

Kernel re-configuration & parameter tuning.

Virtual Machine administration on hypervisor OVM.

Adding Disks and creating Slices and File system Administration

Managing (adding/removing) disks and partitions (LVM).

Attended calls related to customer queries and complaints, offered solutions.

Involved in writing High Availability (HA) resource scripts for a 2 node cluster.

Creating, destroying volumes on filers. Adding space to existing volumes

Perform all duties related to DNS, NFS, backup & recovery, Auto-mounting.

Creation of file systems &Managing integrity of file systems

Provide remote, phone and hands-on support, including limited Windows NT/2000support

issues such as license servers, SAMBA service, etc.

Installation and updating of application software

Organization : CMC Limited

Onsite : CRIS, Secundrabad.

Position : IT Engineer

Duration : June 2014 – Feb 2015.

Responsibilities:

Creation of file systems, extending the file systems & Managing integrity of file systems

Using Appdirector Radware automatically redirects traffic to best available instances,

servers and farms in the data center or between redundant sites for optimal user experience

Worked with SAP and db2 to bring databases up and down.

Experience in virtual Partition.

Experience in Tuning Kernel Parameters in Unix Systems.

Scheduling cron jobs and managing cron file with crontab.

Managing MC Service Guard with two node DB cluster.

Installing and configuring HP data protector cell server in UNIX and windows server.

Managing and administration of EVA-4400, EML-71e Library and SAN switches.

Hardware level Monitoring in Data center

Updating HP-UX operating system for new releases

Online backups and Cold backups for the database (DB2) were taken on Regular

Intervals through HP Data protector software

JOB DESCRIPTION:

Unreserved Ticketing System is a Country Wide Network for unreserved Railway Ticketing. We have five Locations in India (i.e.) New Delhi, Mumbai, Chennai, Kolkata and Hyderabad. All These Cities Having Links With 2mbps having high Redundancy

The entire architecture at DR comprises of HP-UX servers in a MC Service Guard cluster configuration, the entire architecture is served by an EVA4400 SAN array and supported by the HP Data Protector Enterprise Backup.

Organization : HP India sales Pvt Ltd, Chennai

Onsite : MRF

Position : Unix Administrator

Duration : Jan – 2012 to June – 2014 Payroll: Saggezza India Pvt

Ltd.

Duration : Nov – 2010 to Dec – 2011 Payroll: Alchemist HR Services

Pvt Ltd.

Responsibilities:

24 X 7 support for ERP Datacenter and Disaster Recovery center

Installation of HP-UX 11iV3

User and Group administration in HP-UX

Creating and Managing File system using LVM

Mirroring of root disk using Mirror Disk / UX

Monitoring and Managing High availability MC Service guard with two node DB

cluster

Installation of patches and software depots on servers

Monitoring and Controlling Process and jobs

Configuration of Network file system

Configuration of sudo, ssh

Performance Monitoring using iostat, sar, vmstat, netstat, nfsstat.etc

Configuration of Network time protocol

Configuration of samba&cifs filesystems

Installing and configuring HP data protector cell server in UNIX and windows server

Installing and Configuring Data protector client for online and file system backup

Online and Offline Backups taken through HP Open view storage Data protector

Using HP Storage works MSL4048 tape library

Ignite Backups and db2 level backup taken on regular intervals

Restoring the Backup when it’s required

Experience in virtual machine servers.

Experience in adding and removing swap space.

Taking care of network related activities

Managing and administration of EVA-8000,MSL-4048 Library and SAN switches

Hardware level Monitoring in Data center and give the support for replace the hardware

Performing server related issues and troubleshooting

JOB DESCRIPTION:

Provide 24x7 onshore server supports for MRF Tyres Data Center at Chennai Greams road. As has a team of all together 6 members managing 50 servers for nearly all the MRF Tyres Data Center which include all flavors of HP- UNIX.

The infrastructure comprises of 1 Primary Data Center (PDC) in Chennai Greams road, and the corresponding Disaster Recovery (DR) sites at VSNL, Swai sivananda salai,Chennai.

The entire Finacle systems architecture at each DC comprises of HP-UX servers in a MC Service Guard cluster configuration, under the Win2K3 OS. The entire architecture is served by an EVA 8000 & EVA 8100 and supported by the HP Data Protector Enterprise Backup Solution.

Organization : IBM DAKSH Business Process Solutions Pvt.

Limited, Bangalore

Position : CRM Executive

Duration : June 2008 – Oct 2010

Responsibilities:

Processed Medical claims, Medicare Supplements, single Procedure claims.

Initiate area batch control procedures, control work flow within a unit, monitor work of

processors and participate in training of new personnel.

Resolving issues/concerns associated with the processing of medical claims.

Ensure expeditious processing by the team members.

Maintain a continuous learning process in place for self and the team.

Organization : Amnet Systems Private Limited, Chennai

Position : Junior Executive

Duration : Feb 2006 – Mar 2008

Responsibilities:

The documents are first scanned by an Optical Character Recognition (OCR) system, an example of this system would be one commonly used to document health insurance claims, such as for Medicaid in the United States. In some systems, the hand-written forms are first scanned into digital images that resemble PDF files. The data entry clerk then manually reviews the data already entered by OCR, corrects it if needed, and fills in any missing data by simultaneously viewing the image on-screen.



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