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Senior Data Analyst

|  Posted On: Sep 29, 2026

location:Brooklyn, NY 11201

Duration:12 Months, Contract

mode of work:Hybrid Remote

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Job Summary

Job Title:  
Senior Data Analyst
Posted Date:  
Sep 29, 2026
Duration:  
12 Months, Contract
Shift(s):  
  • 08:00 - 16:45
Salary ($): 
81.15 - 81.94 per Hourly (compensation based on experience and qualifications)
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Talk to our Recruiter

Name:
 
Shyam Khandelwal

Email:
 
shyam@rangam.com

Phone:
 
973-598-3755

Description

Work Location: Brooklyn NY 11201 Hybrid schedule combining in office 3 days and 2 days remote workday

Scheduled Work Hours: Monday through Friday 40 hours per week 8:00 AM 4:45 PM EST

Scope of Services:

Client seeks Senior Data Analyst with ETL expertise to work with the Information Technology (IT) Division .

  • The Senior Data Analyst will primarily be responsible for detailed field level analysis, metadata analysis, profiling, and mapping of VSAM files into relational/dimensional SQL tables as well as conversion/validation efforts as part of the enterprise-wide Legacy Replacement program.
  • The Senior Data Analyst must be available to work a minimum of 40 hours per week, and will be subject to onsite and/or remote working in accordance with client policies in effect for the duration of the project.

Mandatory Skills/Experience

Experience Mandatory:

  • Minimum of five (5) years of source-to-target data mapping experience in a mixed Mainframe and Relational Database environments.
  • Experience creating data dictionary documentation with business terms, valid values, and definitions.
  • Experience converting/migrating VSAM data to relational/dimensional SQL distributed databases.
  • Minimum of three (3) years of recent experience developing applications using IBM DataStage ETL.
  • Experience extracting field references and calculated data from COBOL programs.
  • Experience with BMC Control-M workload automation software.
  • Experience with GIT version control software.
  • Minimum of three (3) years of recent experience with Pension Administration systems.

Technical Ability Mandatory:

  • Strong SQL knowledge working with complex queries and stored procedures.
  • Proficiency in SSRS reports’ development.
  • Strong analytical skills demonstrated by the ability to receive and analyze requirements and propose a suitable solution that adheres to the team’s methodology.
  • Ability to work in multiple environments: IBM Mainframe, Windows Server, and SQL Server.
  • Proficiency in mainframe applications encompassing COBOL, CICS and DB2.
  • Understanding of data structures and their relationship to ETL applications.
  • Ability to develop complex SQL data validations based on STTMs and target Data Models.
  • Excellent analytical, problem solving, and information gathering skills along with fundamental technique troubleshooting abilities.

The following deliverables shall apply:

  • Participate in identification, inventory, and classification of CLIENT critical data.
  • Work with data SME’s to document data quality rules and definitions.
  • Actively participate in optimization and performance tuning of existing ETL and SQL processes.
  • Extract business rules from the existing Legacy code and create Source-to-Target mappings.
  • Transform business rules and data quality rules into ETL and/or SQL technical specifications.
  • Develop complex SQL data validations based on STTMs and target Data Models.
  • Provide technical and analytical support to CLIENT data integrity and quality initiatives.
  • Collaborate with SME’s and technical leads in identifying and addressing data quality gaps.
  • Work with IT partners to remediate identified gaps using both manual and automated solutions.
  • Support processes that proactively detect, correct, and prevent invalid data values.
  • Defect handling and problem resolution.

Desirable Skills/Experience

  • Experience extracting business rules from the existing legacy code.
  • Experience with Data Quality/Profiling tools.
  • Experience with Data Warehouses/Data Marts.
  • Experience with SQL Server Reporting Services (SSRS).
  • Prior experience working in a pension system, preferably New York State or New York City pension system.
AI-Assisted Application Screening

As part of our recruitment process, we may use automated tools or AI-enabled technologies to assist with resume screening and candidate matching. These tools help our recruitment team review applications more efficiently, but they do not make hiring decisions. All final decisions are made by human reviewers.