1. Résumé of Saroj Mahanta (189517)
Saroj Kumar Mahanta
Tata Consultancy Services Limited
Email : saroj.mahanta@tcs.com
Phone : +358 465475393
Almost 9 years experience as an Oracle Apps Database Administrator. Oracle Apps Consultant to implement the
R12 and Support the Production system. Currently working as a DBA/Developer for the client Microsoft, Finland.
And also supporting an MS SQL expert in the migration of Oracle PROD to MS SQL PROD server.
Skill / Experience Summary
1. Administering and maintaining Dev, Test and Prod Apps R12
multi-node instances, 24X7 Production Database Support and
maintenance.
2. Oracle tools, Cloning, Patching.
3. Worked on Oracle 9i/10g/11g Database as an oracle database
administrator
Oracle Product installation and
configuration
• Multi node Production system Architecture Diagram, Hardware Sizing
and Disk Capacity Planning
• Oracle APPS R12 installation and administration
• Upgrading from EBS base version 12.1.1 to 12.1.3 and DB 11.1.0 to
11.2.0.3
• Oracle 11g RAC, ASM installation and administration
• Oracle GRC, OTM, Workflow Builder, Discoverer installation and
Configuration, IAM Installation
• Additional responsibility of administering Oracle Datagaurd, RMAN
backups.
• Cloning, patching.
• F5 Loadbalancer setup and administration
• CSVN installation and administration in linux server
• Platform migration from Sun Solaris 5.9 to IBM AIX 6
ERP EBS Release 12
Tools PL/SQL Developer, Putty, OEM, SQL* Plus, Toad, WinSCP, VSS, Citrix,
Metaframe, KeaX, CSVN, ALM ( Application Lifecycle Management )
RDBMS Oracle 9i / 10g and 11g.
OS/Packages Windows, Linux, Solaris
Education Summary
Degree Institute / University Major and Specialization
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2. Résumé of Saroj Mahanta (189517)
Also worked on TCS proprietary tool like ASSAY (assessment tool for the current existing
Production system and REDOC (for generating BR 100 docs ).
Experience Profile – Key Projects
Project: Email Platform Marketing Duration from Sep 2014 – Till date
Customer name: Microsoft previously Nokia.
Role Description:
Primarily DBA support to the development team, developing required SPs and investing time in
determining appropriate infrastructure for new MSSQL server for the migration from Oracle to
MSSQL. Practicing Agile Methodology and well aware about the SCRUM calls and Agile Task
board.
Work Location : Espoo, Finland
Responsibilities:
Oracle Database Administrator at Tata Consultancy Services, currently working for our client, Microsoft in
Espoo, Finland. Responsible for the following:
• Supporting day to day activity for the developer in Oracle 11g database which is a multimode
configured environment with 2 Oracle Database clustered node and 3 application node, 24X7
Production Database Support.
• Create stored procedures, functions, packages as required by the business. These code scripts are
later used by the Java APIs or in the informatica workflow.
• Create scheduler using the Oracle DBMS scheduler or Unix cronjob.
• Writing efficient code and query tuning for achieving maximum performance.
• Maintaining daily health checkup using Oracle Grid Control.
• Helping hand to the MSSQL experts for the migration of Database from Oracle to MS SQL.
• Use of SSMA tool for migration of database objects from Oracle to MS SQL under the guidance of
MSSQL expert.
• Get to know about various other tools such as Informatica, MS SQL Server 2014, SSMA for
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3. Résumé of Saroj Mahanta (189517)
migration, Azure, Hadoop, Agile task board.
Project: Virgin Australia Duration from Mar 2014 – Jul 2014
Customer name: Virgin Australia
Role Description:
Existing 11i Production system support.
Work Location : Brisbane, Australia
Responsibilities:
Oracle Apps Database Administrator at Tata Consultancy Services, worked for Virgin Australia Airlines in
Brisbane, Australia. Lived in Brisbane and worked for a short duration in client office. Responsible for the
following:
• Administering and maintaining various Apps 11i instances, 24X7 Production Database Support
• Apply application patches and merged patches in multiple Application nodes.
• Apply Database patches using Opatch utility.
• Work with end users in resolving 11i E-business Suite application issues reported by them
• Troubleshooting forms server, Apache server, concurrent manager issues of 11i.
• Build the new DEV / SIT / UAT environment using cloning steps.
• Performed sysadmin tasks as per the requirement.
• Get to know about various supporting Applications such as Sabre (Airlines ticketing tool ), Naigos
( to check the health of the application such as Oracle EBS, Aircrews), Megamon ( to check the
health of the networks ), Service-now (issue tracker and ticketing system for internal users).
Project: JPMC Duration from Jun 2013 – Mar 2014
Customer name: JP Morgan Chase, Mumbai, India
Role Description:
Day to day DBA activities in a DBA pool of 10 members located across the globe.
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4. Résumé of Saroj Mahanta (189517)
Work Location : Bhubaneswar / Mumbai, India
Responsibilities:
Oracle Apps Database Administrator of Tata Consultancy Services, at present working for JP Morgan Chase
Bank, Mumbai India. Lived in Mumbai and worked in client office for 1 month. Responsible for the following:
• Administering and maintaining various Apps R12 instances, 24X7 Production Database Support
• Apply application patches and merged patches in Shared Application file system.
• Apply Database patches using Opatch utility.
• Work with end users in resolving R12 E-business Suite application issues reported by them
• Troubleshooting forms server, Apache server, concurrent manager issues of R12.
• Build the new DEV / SIT / UAT environment using cloning steps.
• Purging unwanted request output and log files.
• Performed Sysadmin tasks as per the requirement.
Project: Sonae Duration from Nov 2012 – Jun 2013
Customer name: Sonae, Portugal
Role Description:
• Conducting requirement gathering and preparing various solution and technical specification
documents. Designed the multi-node PROD server architecture diagram & Hardware sizing.
Based on the architecture, developed and configured the servers.
Work Location : Kolkata,India and Porto, Portugal
Responsibilities:
Oracle Apps Database Administrator of Tata Consultancy Services, at present working for SONAE, Portugal.
Living in Portugal in the city name Porto. Responsible for the following:
• Conducting requirement gathering and preparing various solution and technical
specification documents. Designed the PROD server architecture diagram & sizing.
• Based on the architecture, developed and configured the DEV, CONS environment.
• Installed multi language EBS system, with Spanish and Portuguese language pack.
• Managing various Instances in different Linux/VM platforms.
• Installing, Administrating and Monitoring.
• Providing the backup strategy and its implementation for various live environments on EMC Avamar
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5. Résumé of Saroj Mahanta (189517)
and Networker backup servers.
Project: Comverse Inc Duration from Apr 2012 – Nov 2012
Customer name: Comverse Inc, Israel
Role Description: Day to day DBA activities in a DBA pool of 8 members.
Work Location : Tel Aviv, Israel and Kolkata, India
Responsibilities:
• Upgradation of Database (out of box ) from 11.1 to 11.2
• Administering and maintaining various Apps R12 instances, 24X7 Production Database Support and
coming on shifts working with a pool of 8 DBAs, 2 in US and 6 in offshore.
• Apply application patches and merged patches in Shared Application file system.
• Apply Database patches using Opatch utility.
• Work with end users in resolving R12 E-business Suite application issues reported by them
• Troubleshooting forms server, Apache server issues of R12 .
• Troubleshooting concurrent manager issues.
• Purging unwanted request output and log files.
• Performed Sysadmin tasks as per the requirement.
• User account management – creating users, disabling users, responsibility management.
• Managing concurrent managers –ensure system is running smooth, watch for long runners.
• Migration activities of concurrent program.
• Profile setup as per end user requirements.
• Oracle instance cloning activities and reconfiguration after refresh as and when need.
• Regular database activities, backups monitoring, issue resolving through Remedy.
• Managed tablespaces and other database objects.
• Code review and migration to various environments, test, preprod and prod.
Project: LADPC (Local Authority Data Duration from Dec 2010 – Apr 2012
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6. Résumé of Saroj Mahanta (189517)
Processing Centre)
Customer name: Automation Office, Petah Tikva, Israel
Role Description:
• Conducting requirement gathering and preparing various solution and technical specification
documents. Designed the PROD server architecture diagram & Hardware sizing.
Based on the architecture, developed and configured the PROD server.
Work Location : Petah Tikva, Israel
Responsibilities:
• Installation of RAC Production environment. Using two application nodes and two DB clustered
nodes.
• Administering and maintaining various Apps R12 instances, 24X7 Production Database Support and
maintenance as a sole DBA meeting the needs of almost 80 people in the project for 14months in
onsite location.
• Applied application patches and merged patches in Shared Application file system.
• Applied Database patches using Opatch utility.
• Worked with end users in resolving R12 E-business Suite application issues reported by them
• Troubleshooting forms server, Apache server issues of R12 .
• Troubleshooting concurrent manager issues.
• Purging unwanted request output and log files.
• Performed Sysadmin tasks as per the requirement.
• User account management – creating users, disabling users, responsibility management.
• Managing concurrent managers –ensure system is running smooth, watch for long runners.
• Migration activities of concurrent program.
• Profile setup as per end user requirements.
• Oracle instance cloning activities and reconfiguration after refresh as and when need.
• Regular database activities, backups monitoring, issue resolving through Remedy.
• Managed tablespaces and other database objects.
• Code review and migration to various environments, test, preprod and prod.
• Installation of CSVN and maintaining.
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7. Résumé of Saroj Mahanta (189517)
• F5 Loadbalancer setup and maintenance
• Samba server configuration
• Ssh and tunneling through putty , shell scripting, cronjob setup , rpm install etc in the linux server
• Install workflow builder, Discoverer and its setup
Project: Gemstone Duration from Feb 2009 – Nov 2010
Customer name: Experian Inc. , UK
Role Description:
• Provide the highest level of Oracle Application’s uptime by giving Technical Issue Resolution and
centralized monitoring Support for all Oracle Application Instances.
Work Location : Kolkata, India
Responsibilities:
• Administering and maintaining various Apps R12 instances, 24X7 Production Database Support and
maintenance.
• Applied application patches and merged patches in Shared Application file system.
• Applied Database patches using Opatch utility.
• Troubleshooting forms server, Apache server issues of R12 .
• Troubleshooting concurrent manager issues.
• Performed Sysadmin tasks as per the requirement.
• User account management – creating users, disabling users, responsibility management.
• Managing concurrent managers –ensure system is running smooth, watch for long runners.
• Migration activities of concurrent program.
• Profile setup as per end user requirements.
• Oracle instance cloning activities and reconfiguration after refresh.
• Regular database activities, backups monitoring, issue resolving through Remedy.
• Managed tablespaces and other database objects.
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8. Résumé of Saroj Mahanta (189517)
Project: Gilead Science Inc Duration from Mar 2008 – Feb 2009
Customer name: Gilead Science Inc, California, US
Role Description:
• Worked as an Oracle Database Administrator in a team of 14 DBAs located in onsite and offshore.
Work Location : Kolkata, India
Responsibilities:
• Administering and maintaining Production 11g instances, 24X7 Production Database Support and
maintenance.
• Monitoring the database in RAC.
• Monitoring the concurrent mangers of Parallel Concurrent Processing.
• Applied application patches and merged patches manually in Shared Application file system.
• Applied Technology stack patches.
• Applied Database patches using Opatch utility.
• Excellent Knowledge on AD Utilities and their usage.
• Worked with end users in resolving the day to day issues reported by onsite and offshore team.
• Oracle database cloning activities and reconfiguration after build.
• Regular database activities, backups monitoring, issue resolving through Remedy.
• Managed tablespaces and other database objects.
Project: Open Reach, British Telecom Duration from Oct 2006 – Mar 2008
Customer name: British Telecom , UK
Role Description:
• Worked as an Oracle Database Administrator in a team of 14 DBAs located in onsite and offshore.
Work Location : Havant, UK and Kolkata, India
Responsibilities:
• Worked as a core DBA in a pool of DBAs, resolving the issues faced by the developers.
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9. Résumé of Saroj Mahanta (189517)
• Works on shift and Daily health checkup of all the environments.
• Giving support to the users of the RAC and non-RAC environments.
• Backup monitoring, RMAN hot backup
• Generate the AWR and ADDM reports and work with the performance monitoring group.
Employment Summary
Dates Organization Role
Jul-2006 to Till Date TATA Consultancy Services Oracle DBA
Personal Details
Date of Birth 21-Jan-1979
Nationality Indian
Passport Details
Name as on passport Relationship Passport
Number
Date of Issue Expiry Date Place of Issue
Saroj Kumar Mahanta Self F5257136 26-DEC-2005 05-DEC-2015 BHUBANESWA
R
Worked with Customer List ( Desc order )
Client Name Work Location Duration Role
Microsoft Espoo, Finland Ongoing Working as a DBA and coding scripts.
Virgin Australia Brisbane, Australia 4 Months Worked as a Production DBA support
JP Morgan Mumbai, India 9 Months Worked as an Oracle Apps DBA
Sonae Kolkata, India and
Porto, Portugal
7 Months Worked as an Oracle Architect
Comverse Inc Tel Aviv, Israel and
Kolkata, India
7 Months Worked as an Oracle Apps DBA
LADPC Petah Tikva, Israel 2Yr 4
Months
Worked as an Oracle Architect
Experian Inc 1Yr 9
Months
Worked as an Oracle Apps DBA
Gilead science Kolkata, India 11 Months Worked as an Oracle DBA
British telecom, Sotia Havant, UK and 1Yr 5 Worked as an Oracle DBA
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10. Résumé of Saroj Mahanta (189517)
Gas Network Kolkata, India Months
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