Senior Test Lead

• *Job Summary**
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Seeking an experienced Mainframe Tester with strong expertise in functional, system, integration, and regression testing of enterprise mainframe applications. The candidate should have hands\-on experience with **IBM z/OS, COBOL, JCL, DB2, CICS, and VSAM**, along with strong SQL, batch\-processing, and defect\-analysis capabilities.

• *Key Responsibilities**
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Analyze business requirements, functional specifications, and technical designs to develop comprehensive test scenarios and test cases.Perform **functional, system, integration, regression, and end\-to\-end testing** of mainframe applications.Validate **COBOL programs, JCL/batch jobs, DB2 data, CICS transactions, and VSAM files**.Execute batch cycles and verify job outputs, return codes, file/database updates, and downstream processing.Perform backend data validation using **DB2/SQL** queries.Identify, document, track, and retest defects using **Jira, Azure DevOps, or ALM/Quality Center**.Conduct root\-cause analysis of test failures using job logs, spool outputs, datasets, and database records.Prepare test cases, test data, execution evidence, defect reports, and test completion reports.Collaborate with developers, business analysts, product owners, and upstream/downstream application teams.Participate in Agile ceremonies, test planning, estimation, status reporting, and release\-readiness activities.

• *Skill Requirements**
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Strong hands\-on **Mainframe Testing****IBM z/OS****COBOL****JCL****DB2 / SQL****CICS****VSAM / Sequential Files**Batch job execution, monitoring, and validationMainframe utilities and tools such as **TSO/ISPF, SDSF, File\-AID**Test case design, execution, defect management, and regression testingGood understanding of **SDLC, STLC, Agile/Scrum**

• *Must Have Skill**
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IBM DB2,Job Control Language (JCL),Mainframe Testing Tool \- Others,MS SQL,COBOL

• *Good to Have Skill**
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• *Other Requirements**
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Experience with **Endevor, Changeman, Xpediter, SPUFI/QMF**Exposure to mainframe test automation or automation frameworksExperience testing interfaces between **mainframe, APIs, distributed systems, and databases**Exposure to BFSI/Banking/Insurance applications is advantageous.