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Thamaraiselvan R Email & Phone Number
Senior Lead- Oracle DBA
at
nxzen
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✓ Verified July 2026
3 data sources
Profile completeness 86%
Current company
Role
Senior Lead- Oracle DBA
Location
Bengaluru, Karnataka, India
Company size
Who is Thamaraiselvan R? Overview
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Quick answer
Thamaraiselvan R is listed as Senior Lead- Oracle DBA at nxzen, a with 259 employees, based in Bengaluru, Karnataka, India. AeroLeads shows a matched LinkedIn profile for Thamaraiselvan R.
Thamaraiselvan R previously worked as Associate Consultant at Hcl Technologies and Associate Consultant at Hcl Technologies. Thamaraiselvan R holds Master Of Business Administration - Mba Systems, Management Information Systems, General, Mba from Manonmaniam Sundaranar University.
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nxzen
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Profile bio
About Thamaraiselvan R
9+ years Experience in DBA support. Such as #Oracle Database Upgrades, Migration.# PDB plug out and plug in movements & upgrades from 12c CDB to 19c CDB, # PDB Hot Cloning with PDB refresh method for large database movement and upgrade. #Experience in Oracle Database, Data Guard, DGMGRL installation & Administration.# Experience in RAC, ASM, Data Guard, RMAN, OEM, RMAN backup, Performance Tuning, PL/SQL. #Experience in installation & support for multiple Production, Quality, Development and standby databases. #Experience in Creating & Managing Schema with roles.#Experience in Performance tuning, Scheduling backups, RMAN Restore & Recovery, Data Pump, DG Gap Resolving..#Experience in Handling Blocking sessions/ Dead Locks and preventing DB from slowness/hang.#Experience in Analyzing a Top and long running script using EM for Database Performance Enhancement according to the Bottleneck Situations.#Experience in Index creation, data file addition and SQL script modify action based on better execution plan as per EM recommendation.#Experience in Database Health & growth analyzing and planning in advance for Space management with reports for upgrade the DB and preventing from cut off stage.#Job scheduling using Oracle Enterprise Manager.#Performing New Release of Application in development, Quality, Production Database.#Analyzing script performance and helping to developers for modifying the script with better performance.#Performing a team player in house software development like; writing a script to get analytical data in clinical, financial aspects also end user performance analysis.#Providing a Core DBA support
Current workplace
Thamaraiselvan R's current company
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Nxzen
8 roles
Thamaraiselvan R work experience
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Associate Consultant
Associate Consultant
Lead Engineer - Big Data Operation
Lead - Oracle Database AdministrationProviding a Core DBA support in # RAC Administration# Data Guard # RMAN# Tuning
Dec 2019 - Jun 2021
Database Administrator & Applications
Oracle 11g Data Base Administration:-Providing a Core DBA and Application DBA support as follows:.-#Experience in Oracle installation, RAC installation, Adding/Removing node from RAC.#ASM configuration. #Experience in installation & support for multiple Production, Quality, Development and standby databases. #Experience in Creating & Managing Schema with roles.#Experience in Performance tuning, Scheduling backups, RMAN Restore & Recovery, Data Pump, Data guard.#Experience in Handling Blocking sessions/ Dead Locks and preventing DB from slowness/hang.#Experience in Analyzing a Top and long running script using EM for Database Performance Enhancement according to the Bottleneck Situations.#Experience in Index creation, data file addition and SQL script modify action based on better execution plan as per EM recommendation.#Experience in Database Health & growth analyzing and planning in advance for Space management with reports for upgrade the DB and preventing from cut off stage.#Job scheduling using Oracle Enterprise Manager.#Verifying Automatic Backups.#Performing New Release of Application in development, Quality, Production Database.#Analyzing script performance and helping to developers for modifying the script with better performance.#Performing a team player in house software development like; writing a script to get analytical data in clinical, financial aspects also end user performance analysis.#DB link creation to connect our other client’s database for to get analytical data in clinical, financial analytical aspects by creating various background scripts.#Providing a Core DBA and Application DBA support / YASASII for End User during office hour with hand on and providing 24x7 on-call technical supports.
Jan 2018 - Nov 2019
Senior Application Administrator
Kims Healthcare Management Ltd.
Oracle 11g Server and client installation and trouble shooting. Managing Users and Security. Database importing and exporting(Data Pump) Application deploying and migration in oracle database. Maintaining Standby Database By Synchronizing Data From Live Database Using DATA GUARD Maintaining Snapshot Database With Live Data From Standby Database For Testing Application and Database before Implementing New Release Update. Monitoring Oracle Enterprise Manager For System, Network, Database Operations, Application And ensures early detection of problems. And Maintain a highly available environment across all tiers of the application stack. Perform SQL Tuning for Database Performance Enhancement According To the Bottleneck Situations. Supporting YASASII Application From the End User Side. Releasing New Software Updates Monitoring Database Health Scripting And Data Exporting For Revenue Analysis. HIS Application "YASASII" Testing,administration and Migration supportLaboratory Equipment Interfacing support with HIS Application.
Jan 2017 - Dec 2017
Application Administrator
Kims Healthcare Management Ltd.
Oracle 11g Server and client installation and trouble shooting. Managing Users and Security. Database importing and exporting(Data Pump) Application deploying and migration in oracle database. Maintaining Standby Database By Synchronizing Data From Live Database Using DATA GUARD Maintaining Snapshot Database With Live Data From Standby Database For Testing Application and Database before Implementing New Release Update. Monitoring Oracle Enterprise Manager For System, Network, Database Operations, Application And ensures early detection of problems. And Maintain a highly available environment across all tiers of the application stack. Perform SQL Tuning for Database Performance Enhancement According To the Bottleneck Situations. Supporting YASASII Application From the End User Side. Releasing New Software Updates Monitoring Database Health
Jan 2014 - Dec 2016
Implementation Engineer
Kameda Infologics
Oracle 11g Database Server and client installation and trouble shooting.Database importing and exporting.Application deploying and migration in oracle data base.Installing and Training the Kameda’s application ‘YASASII’ to the End users.Client support at KIMS Hospital Network for ‘YASASII’ Application. Helpdesk Support to Clients
Feb 2013 - Dec 2013
5 education records
Thamaraiselvan R education
Master Of Business Administration - Mba Systems, Management Information Systems, General, Mba
Bachelor Of Information Technology, Information Technology, Degree
Diploma In Information Technology, Information Technology, Diploma
Srinivasa Polytechnic College, Pudukottai
High School/Secondary Diplomas And Certificates, 11Th & 12Th
Ordnance Factory Higer Secondry School, Tiruchirapalli
6Th To 10Th, High School/Secondary Diplomas And Certificates
Ordnance Factory High School
FAQ
Frequently asked questions about Thamaraiselvan R
Quick answers generated from the profile data available on this page.
What company does Thamaraiselvan R work for?
Thamaraiselvan R works for nxzen.
What is Thamaraiselvan R's role at nxzen?
Thamaraiselvan R is listed as Senior Lead- Oracle DBA at nxzen.
Where is Thamaraiselvan R based?
Thamaraiselvan R is based in Bengaluru, Karnataka, India while working with nxzen.
What companies has Thamaraiselvan R worked for?
Thamaraiselvan R has worked for Nxzen, Hcl Technologies, Flytxt, Kims Healthcare Management Ltd., and Kameda Infologics.
How can I contact Thamaraiselvan R?
You can use AeroLeads to view verified contact signals for Thamaraiselvan R at nxzen, including work email, phone, and LinkedIn data when available.
What schools did Thamaraiselvan R attend?
Thamaraiselvan R holds Master Of Business Administration - Mba Systems, Management Information Systems, General, Mba from Manonmaniam Sundaranar University.
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