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Mainframe Data Analyst

https://www.citi.com/ Logo

Citi

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Location:
India, Pune

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Category:
IT - Software Development

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Contract Type:
Employment contract

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Salary:

Not provided

Job Description:

The Data Custodian is a position responsible for delivering results through the establishment and implementation of new or revised application systems and programs in coordination with the Technology Bank development team. The overall objective of this role is to drive applications data analysis and programming activities within banking mainframe environment.

Job Responsibility:

  • Analyze and propose data related solutions for projects based on data analysis in banking mainframe environment
  • Contribute to formulation of strategies for applications development and other functional areas based on application and mainframe knowledge and analysis
  • Develop comprehensive knowledge of how areas of business integrate to accomplish business goals
  • Provide evaluative judgment based on data analysis of factual data in complicated and unique situations
  • Appropriately assess risk and controls when business decisions are made
  • Manage Change-the-Bank (CTB) Data quality related activities for assigned application(s)
  • Support Run-the-Bank (RTB) ongoing data quality management at the bank for assigned application(s)
  • Extract, transform, and load (ETL) data from various mainframe sources
  • Develop and maintain complex SQL queries for data retrieval and analysis from DB2 on z/OS
  • Ensure data accuracy, integrity, and consistency across all extracted datasets

Requirements:

  • At least 6 years of relevant experience in the Financial Service industry experience covering full SDLC cycle and exposure to banking domain areas such as accounting, savings, deposits, loans, authentication, payments and transfers
  • Exposure to Citibank and knowledge preferred along with Data Governance knowledge
  • Experience in Applications Development role in mainframe environment
  • Stakeholder management experience
  • Basic knowledge of industry practices and standards
  • Consistently demonstrates clear and concise written and verbal communication
  • Previous management of application day-to-day operations
  • Data migration
  • Data Lineage
  • Data quality
  • Mainframe application Data Analysis
  • Experience in driving application enhancements and change initiatives
  • Liaison with business owners on all of the above activities
  • Experience addressing inconsistencies in data and resolving data quality issues in applications by thorough data analysis in mainframe environment
  • Experience with the metadata and lineage through an application to support capture, organization, movement, transformation, and storage of data
  • Experience managing Data Dictionaries and Data Lineage
  • Experience managing upstream & downstream data consumption needs required for an application
  • Hands-on experience with mainframe technologies such as JCL, COBOL, VSAM, DB2 on z/OS
  • Proficiency in SQL, particularly for DB2 on z/OS
  • Experience with data analysis tools (e.g., SAS, R, Python with libraries like Pandas/NumPy) and visualization tools (e.g., Tableau, Power BI) is highly desirable

Nice to have:

  • Experience with data analysis tools (e.g., SAS, R, Python with libraries like Pandas/NumPy)
  • Experience with visualization tools (e.g., Tableau, Power BI)
What we offer:
  • Equal opportunity employer
  • Accessibility support
  • Global benefits for well-being, growth and work-life balance

Additional Information:

Job Posted:
November 12, 2025

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:
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