Senior Tester

HCLTech • IT Consulting & Digital Transformation • IT Outsourcing & Dedicated Teams • Bachelor's Degree • SQL • COBOL • ETL/ELT • Informatica • DataStage • 8 days ago
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Salary
≈ $13k – $31k per year (Estimated)
Location
In office (Bengaluru)
Seniority
Senior

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 5, 2026.

Overview
Company
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Profile match

HCLTech

HCLTech is a major Indian multinational information technology (IT) services and consulting company headquartered in Noida, Uttar Pradesh. Spun off from the original HCL Group in 1991, it ranks as one of India's largest technology companies alongside firms like TCS, Infosys, and Wipro.
hcltech.com • HQ: Noida, India • Systems Integrators • IT Consulting & Digital Transformation • IT Outsourcing & Dedicated Teams • 5000+ employees • Est. 1976
Tech stack of HCLTech

Job Summary

We are looking for a Mainframe Test Engineer with strong experience in Banking and Financial Services projects. The candidate should have expertise in (COBOL, JCL, CICKS ,DB2, SQL)

Key Responsibilities

Validate data extracted from Mainframe files.

Validate source-to-target data mappings and transformation logic.

Perform Data Warehouse testing for banking applications.

Validate record counts, field mappings, data types, transformations.

Perform file level validations : Header/Trailer, recorded count, Fixed width field positions, data positions, date and numeric formats

Write SQL queries for source/target reconciliation and data validation.

Design and execute test cases for batch data loads and ETL workflows.

Identify data quality issues and perform root cause analysis.

Collaborate with business analysts, developers, and data engineers.

Participate in defect tracking and test reporting activities.

Skill Requirements

Experience in Mainframe files/data validation.

Strong SQL writing and query optimization skills.

Exposure with Any ETL Tools (such as Informatica, DataStage Designer, or equivalent).

Hands-on expertise in SQL for data integration and management.

Strong analytical, problem-solving, and solution design skills.

Bachelor's or master's degree in computer science, Information Technology, Engineering, or a related discipline. Banking or Financial Services domain experience.

Experience with one or more databases:

Other Requirements

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