This document is a resume for Ashok Arumugam, who has over 5 years of experience as a database administrator. He has worked as a senior systems executive at Cognizant Technology Solutions maintaining over 150 databases globally. Prior to that, he worked as a trainee engineer at CMC Limited where he managed Oracle and SQL Server databases. He is proficient in Linux, Oracle, MySQL, Apache Hadoop and various database administration tools.
1. AAsshhookk AArruummuuggaamm
mailto:ashok1112@gmail.com| +91 9944429747 | Velacherry, Chennai - 600042
PROFESSIONAL SUMMARY
Skilled Database administrator with over 5 years of software experience who is able to adapt
and manage high volume database(s). Truly trained professional who always ensures
database(s) with high availability and good quality.
EMPLOYMENT HISTORY
Senior Systems Executive | Cognizant Technology Solutions | www.cts.com
Chennai | Jan-2014 to Till Present
Client: The Hartford Financial Services Group
Enthusiastic team member and having the responsibility to work individually in
migration and tuning related activities.
Responsible in sharing and training work related knowledge to the new members of
team.
Leading the team for process related (ITIL) and replication related activities.
Responsibilities:
Maintain more than 150 Databases across the globe
Creating and maintaining of table spaces, Adding or resizing data files.
Creating users and Granting specific privileges and roles.
Taking hot & cold backups.
Support Application development team for executing DDL and DML.
Performance tuning on SQL queries.
Monitoring the unwanted user session and killing them if needed.
Analyze and Rebuild Index to rectify segment fragmentation.
Performing Full, Incremental & Cumulative RMAN backups.
Logical Backup of Databases using Export & Import Utility as well as using Oracle
Data Pump.
Configuration and implementation of Physical Standby Database for Disaster
recovery (Oracle Data Guard).
Check archive log(s) shipping between the Primary and the Standby (DR) databases
and resolve any gap(s) if found.
Good analyzing skills on Performance tuning issues with Oracle 12c Oracle
Enterprise Manager.
Administration and Applying patches on RAC databases.
Configured database replication on RAC databases with Dell’s SharePlex tool.
Configured Column Data Capture (CDC) in Dell’s SharePlex replicated databases.
Worked in Oracle Exadata Database Environment.
Trainee Engineer | CMC Limited | www.cmcltd.com
Chennai | May-2011 to Dec-2013
Client: Kerala Commercial Taxes Dept, CEG-HRMS (Govt. Of Karnataka)
Responsibilities:
Manage and support 2-Node RAC Oracle 10g Databases.
Create or clone the Oracle Instance and Databases on ASM. Perform database
cloning and re-location activities.
Managing table spaces, data files, redo logs, tables and its segments.
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Maintaining data integrity also managing profiles, resources and password security.
Use the range, list and hash partitioning keys to partitioning large tables
Use SSH and Remote Desktop to remotely administrating Oracle databases.
Managing Users, Privileges and Roles.
Install Oracle software and patches.
Upgrading the 10g databases to 11g in test environment.
Tune SQL statement against database and its objects.
Write script to monitor the database with shell and SQL, PL/SQL code such as
procedure, function, and package.
Perform daily incremental backup and full weekly backup using Oracle backup utility
RMAN.
Monitors database activity and file usage, and ensures necessary resources are
present so that databases function properly by removing or deleting old or obsolete
files.
Manage and support 10 oracle application servers.
Configured Data guard with maximum performance in Oracle 11gR2 RAC windows
production environment.
Configured Database Vault in Oracle11gR2 windows test environment
Production Support Executive | Botree Software | www.botreesoftware.com
Chennai | Feb-2010 to Dec-2010
Clients: Nestle, Johnson & Johnson, Henkel, Dabur
Responsibilities:
Installing MSDE, SQL Server 2005, MSXML, MySQL, .NET Framework 2.0 and Core
Stocky for the end user.
Create, restore and backing up database periodically in the SQL Server environment.
Provide real time technical support to the end user.
Execute & deploy the project available modules to the end user based on the need.
Configure and Support end user needs by writing SQL queries to the Data base.
Setting path to console in deployment
Modifying the table value dynamically and register the missing DLL files in the system
TTRRAAIINNIINNGG && CCEERRTTIIFFIICCAATTIIOONNSS
Trained on Apache Hadoop Ecosystem (Hadoop Administration, HDFS, Apache Pig,
Apache Hive, Apache Sqoop, Apache Flume) in a proficient manner – 2015
Oracle Certified Associate, Oracle Database 11g Administration - 2014
Technical Skills
Operating System: Linux, AIX, Windows.
Databases: Oracle database 10g (RAC), 11g (RAC Exadata environment), MySQL (basics).
Languages Known: SQL, PL/SQL, Java.
Bigdata Utilities : Apache Hadoop administration, Apache HDFS, Apache Pig, Apache Hive,
Apache Sqoop, Apache Flume.
Tools Used: Dell’s TOAD12.0 for oracle, OEM12c (Oracle Enterprise Manager), BMC
Remedy, Dell’s SharePlex.
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EEDDUUCCAATTIIOONN
Mohamed Sathak Engineering College, Anna University 2004 - 2008
Bachelor of Engineering (Computer Science) | 70%
PPEERRSSOONNAALL IINNTTEERREESSTTSS
Interested in watching all kind of sports
Mid-level badminton player
Good carrom player.
RREEFFEERREENNCCEESS
References are available on request.