Summary
Overview
Work History
Education
Skills
Certification
Personal Information
Timeline
Generic

Aarthi Nellaiappan

Porur

Summary

Systems Engineer currently working at Tata Consultancy Services, specializing in Datastage and ETL processes. Involved in quality processes like incident analysis and reporting. Fair knowledge in SQL,Unix scripting and monitoring tools like Control-M, Autosys etc. Committed to delivering high-quality solutions.

Overview

16
16
years of professional experience
1
1
Certification

Work History

Systems Engineer

Tata Consultancy Services (Point32 Health)
Chennai
11.2024 - Current
  • Involved in L2 Production support activities like monitoring of Autosys jobs, fixing failures and leading the shift.
  • Involved in JIL card changes and deployment activites using SVN.
  • Involved in checking failures in Datastage jobs.
  • Involved in Incident Analysis to reduce frequent failures.

System Engineer

Tata Consultancy Services (Cardinal Health)
Chennai
02.2022 - 11.2022
  • Worked in support of an ETL project in Datastage.
  • Worked in enhancement,defects and production issues in the project.
  • Worked in Reporting for Project management activities like Incident Analysis, Repeated failure analysis, enhancement hours tracking etc.

Associate Consultant – Technology

Virtusa Consulting Services Private Limited(Truven Health Analytics)
Chennai
07.2013 - 02.2015
  • Involved in creation/validation of End to End test scenarios and
    also data loading for User Acceptance Testing scenarios.
  • Worked on Analysis of the source database and target databases for the root cause analysis of issues and fixing the bugs.
  • Testing ETL data feeds from various data sources to warehouse.
  • Tested several UNIX shell scripting for File validation and also PL/SQL programming.
  • Participating in iteration planning meetings & user story finalization.
  • Attending daily stand up calls and Scrum calls with Product
    Management team.
  • Involved in preparing Test Plan,Test Strategy and testing end-to-end scenarios.
  • Executing maps in Informatica tool and running the jobs in Appworx.
  • Tracking,drafting defect/bug reports, and follow up.

Technology Analyst

Infosys Technologies Ltd. (Client - Elsevier)
Chennai
07.2010 - 01.2012
  • Involved in enhancement/support for two applications – Order Management and Service Analytics.
  • Involved in analysis and bug fixing of issues.
  • Involved in creating design documents, development and testing for change requests.
  • Played the role of release coordinator for monthly releases.

Technology Analyst

Infosys Technologies Ltd. (Client - Scope International)
04.2009 - 06.2010
  • Created Datastage jobs to support warehouse development.
  • Scheduled Datastage jobs through ControlM.
  • Migrated code utilizing Tortoise SVN for version control.
  • Troubleshooting technical and data issues faced during development.

Education

B.Tech - Information Technology

St.Peter’s Engineering College
01.2008

Skills

  • Datastage
  • Informatica
  • Control – M
  • Data Warehouse Administrative Console (DAC)
  • Windows
  • SQL
  • Oracle PL/SQL
  • Unix Scripting
  • Teradata Assistant
  • Autosys Automation Tool

Certification

IBM certified course on Datascience with Coursera, What is Datascience?, Tools for Datascience, Data Science Methodology, Python for Datascience and AI, Databases and SQL for Datascience

Personal Information

  • Passport Number: G8483201
  • Father's Name: Nellaiappan
  • Date of Birth: 11/09/86
  • Nationality: Indian
  • Marital Status: Married

Timeline

Systems Engineer

Tata Consultancy Services (Point32 Health)
11.2024 - Current

System Engineer

Tata Consultancy Services (Cardinal Health)
02.2022 - 11.2022

Associate Consultant – Technology

Virtusa Consulting Services Private Limited(Truven Health Analytics)
07.2013 - 02.2015

Technology Analyst

Infosys Technologies Ltd. (Client - Elsevier)
07.2010 - 01.2012

Technology Analyst

Infosys Technologies Ltd. (Client - Scope International)
04.2009 - 06.2010

B.Tech - Information Technology

St.Peter’s Engineering College

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Aarthi Nellaiappan