Mainframe Testing Engineer

Infosys; Hyderabad; On-site; INR 1,000,000 - 1,800,000; Full time

Job summary

Infosys in Hyderabad is seeking an experienced Mainframe Test Engineer to lead end-to-end testing of mainframe applications. You will perform functional, integration, regression, and UAT testing, and validate batch jobs using JCL, with emphasis on COBOL, DB2, and CICS expertise.

Collaboration with cross-functional teams will drive release readiness. The role requires strong analytical and debugging skills, familiarity with Agile/Scrum, and experience validating data with SQL queries.

Qualifications

• 3-9 years of Mainframe Testing experience.
• Strong hands-on with COBOL, JCL, DB2, and CICS.
• Experience in Batch Testing and Mainframe Application Testing.

Responsibilities

• Perform Functional, System, Integration, Regression, and UAT testing for Mainframe applications.
• Execute and validate batch jobs using JCL.
• Analyze and validate data using DB2, VSAM, and SQL queries.
• Review business requirements and prepare test cases and test scenarios.
• Perform end-to-end testing of Mainframe applications and interfaces.
• Track, report, and verify defects using defect management tools.
• Coordinate with development and business teams during release cycles.
• Ensure test coverage and quality standards are met.
• Support production validation and release testing activities.

Skills

Mainframe Testing

Batch Testing

Agile/Scrum

Testing Analytics

Tools

COBOL

JCL

DB2

CICS

VSAM

File-Aid

Endevor

Changeman

SQL

Job description

We are looking for an experienced Mainframe Test Engineer with strong expertise in Mainframe Testing, COBOL, JCL, DB2, and CICS. The ideal candidate should have hands-on experience in functional testing, integration testing, regression testing, batch testing, and end-to-end validation of mainframe applications.

Key Responsibilities

• Perform Functional, System, Integration, Regression, and UAT testing for Mainframe applications.
• Execute and validate batch jobs using JCL.
• Analyze and validate data using DB2, VSAM, and SQL queries.
• Review business requirements and prepare test cases and test scenarios.
• Perform end-to-end testing of Mainframe applications and interfaces.
• Track, report, and verify defects using defect management tools.
• Coordinate with development and business teams during release cycles.
• Ensure test coverage and quality standards are met.
• Support production validation and release testing activities.

Preferred Candidate Profile

• 3-9 years of Mainframe Testing experience.
• Strong hands-on experience with COBOL, JCL, DB2, and CICS.
• Experience in Batch Testing and Mainframe Application Testing.
• Good understanding of VSAM, File-Aid, Endevor, and Changeman.
• Experience in Banking, Financial Services, Insurance, or Healthcare domains preferred.
• Strong analytical and debugging skills.
• Experience working in Agile/Scrum projects.
• Good communication and stakeholder management skills.