Summary
Overview
Work History
Education
Skills
Timeline
AccountManager
DHANUNJAYA NAIDU DABBARA

DHANUNJAYA NAIDU DABBARA

Hyderabad

Summary

Having 7+ years of Experience in IT industry as storage administrator.Implemented and configured storage Infrastructure Transition NetApp (NAS) storage environments. Create new process and procedures, storage naming conventions, best practices, reporting strategies for client's storage operations. Perform validation of Netapp storage configurations before handover to operations team. Troubleshoot implementation, configuration and operations issues.

Overview

8
8
years of professional experience

Work History

Storage Administrator

Wipro Limited
09.2022 - Current
  • Created LUN creation, LUN masking, LUN mapping
  • Created, mapped, and masked thin devices to hosts, thin file systems on windows
  • Created and implemented Disk groups, Device groups, and Composite groups using SymCLI
  • Experienced in solving Troubleshooting issues with different Virtualization technologies
  • Created, added and deleted aliases, zones, and activating zone sets on CISCO switches
  • Provided SAN security using Zoning, Masking & Mappings
  • Installed, configured & administered Network services like DHCP and DNS
  • Monitoring alerts using on command system manger.
  • Storage provisioning for new Host, Checking the ticketing tool and mails.
  • Working with the vendor to get the failed disks or any hardware replaced.
  • Good knowledge on Snapmirror, snapshot.
  • Creating zoning in brocade switches.
  • Implemented Auto provisioning by creating Initiator Groups, Port Groups, Storage Groups, and Masking Views for the V-MAX system.
  • Created RAID Groups, Thin LUN’s and Meta Lun based on the application requirements.
  • As a part of Storage Administrator managing and maintaining all EMC Storage Infrastructure which includes allocating storage space, trouble shooting, monitoring and reporting.
  • Responsible for administrative tasks like storage provisioning and troubleshooting SAN related issues including.
  • Day to day provisioning of storage (Storage device selection/creation, Zoning, LUN Masking). Managed and deployed LUNS from EMC storage to multiple servers using the Unisphere.
  • Perform allocation & de-allocation of LUNs on EMC DMX, VMAX arrays.
  • Trouble shooting issues like path failure, LUN unavailability.
  • Handling day to day issues and providing technical support
  • Monitor the Linux servers and run health checks regularly for CPU utilization, memory utiliza-tion, disk utilization, network traffic and hardware failures.
  • Configuring Network IP address and Hostname and Creating and managing NIC Teaming for high availability.
  • Troubleshooting user and group permission issues.
  • Working on Network related issues. Managing System security.
  • Apply ACL (Access Control List) on files/directories, in order to allow controlled multiple users access.
  • Managing user and group Administration.
  • Installation of software packages and checking the integrity of the installed packages by YUM and RPM.
  • Working on NFS and FTP related issues.
  • Taking the file system and disk full back up using dump tools.
  • Capable of managing file system and disk storage. (Partitioning, Formatting, RAID-Software, Logical Volume Manager (LVM).
  • • Monitoring and analyzing the logs and troubleshooting the servers.

Storage Administrator

Tech Mahindra, Zen3 InfoSolutions
01.2022 - 09.2022
  • Install and use Hitachi Device Manager and storage Navigator Modular2 for storage Provisioning
  • Experience in Managing and administration of Hitachi VSP G1000, VSP, USPV and HUSVM storage frames
  • Installing, configuring and maintaining NetApp, Hitachi EMC VMAX/VNX, Storage arrays
  • Managed and administered EMC VMAX and VNX series
  • Performed storage provisioning on EMC VMAX and VNX using Unisphere
  • Experience in Managing of NetApp NAS platforms
  • Configured Zoning on Brocade and CISCO Switches
  • Storage provisioning on Hitachi Storage Arrays using HCS 8, Storage Navigator and UCP director 4.1
  • Storage provisioning and monitoring of HNAS 4060.

Storage Administrator

Hcl Technologies Limited
08.2015 - 08.2021
  • Assessed and targeted customer needs to forge and cultivate productive relationships and maintain top satisfaction levels.
  • Created and enforced detailed organization processes to increase quality and service standards.
  • Install, configure as well as secure storage hardware backup, including physical plus virtual tape libraries or drives along with disk storage targets.
  • Secure to install as well as configure NetBackup customer software on UNIX or Linux as well as Windows systems.
  • Execute activities compared to install, configure, and managing SAN devices and fiber switches.
  • Administer FC zoning for development and production storage volumes.
  • Manage NetApp snapshot as well as improving methods for storage volumes.
  • Execute across-site replication of important DR data.
  • Control volume replication overnights jobs and executes improvements.
  • Oversee IO performance of production along with the development of databases LUNs.
  • Provide architecture as well as performance suggestions to DBAs and Ops.
  • Conduct bottleneck evaluation to know performance concerns.
  • Secure backup methods are in place as well as tested for FC LUNs.
  • Develop and keep records for complete storage as well as FC systems.

Education

Bachelor's - Information Technology

JNTUH

Skills

  • SAN Management
  • NAS
  • Solutions: Unisphere
  • StorageArray: EMC VMAX, DMX
  • Fabric Connectivity: Brocade Switches
  • Operating system : Red Hat Linux 6/7, Cent OS 6/7
  • Network Services: NFS, FTP, NIS, DNS, DHCP, SAMBA, HTTP

Timeline

Storage Administrator

Wipro Limited
09.2022 - Current

Storage Administrator

Tech Mahindra, Zen3 InfoSolutions
01.2022 - 09.2022

Storage Administrator

Hcl Technologies Limited
08.2015 - 08.2021

Bachelor's - Information Technology

JNTUH

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