Senior Mainframe Test Lead – TSO/ISPF, VSAM, DB2

Cognizant Technology Solutions Corporation; Singapore; Ibrido; SGD 150.000 - 210.000; Tempo pieno

Descrizione del lavoro

Cognizant Technology Solutions Corporation in Singapore seeks a Test Lead with 13-15 years of mainframe testing experience, focusing on TSO/ISPF, VSAM and DB2. The role covers end-to-end test planning, execution and quality governance for complex enterprise applications in a hybrid work model.

Responsibilities include leading test strategy, creating test data with TSO/ISPF, coordinating execution, defect analysis, collaboration with development, business analysis and operations to ensure

Competenze

• Thirteen to fifteen years of software testing experience with mainframe focus.
• Proficient in TSO/ISPF usage for test design and log analysis.
• Solid knowledge of VSAM file structures and DB2 data validation.
• Exposure to warranty management, service contracts or parts management tech.

Mansioni

• Lead comprehensive test strategy and planning across mainframe apps using TSO ISPF VSAM and DB2.
• Create and optimize detailed test cases and data sets with TSO ISPF/VSAM.
• Coordinate end-to-end test execution in a hybrid work model and track progress.
• Analyze defects across DB2 components and recommend remediation actions.
• Collaborate with dev/BA/ops to align requirements with test expectations.
• Maintain rigorous test documentation and traceability for audits.
• Apply risk-based testing to prioritise high-impact processes in VSAM/DB2.
• Mentor junior testers in mainframe tooling and best practices.
• Lead defect triage and ensure production readiness with quality metrics.
• Review test environments and data provisioning for smooth cycles in hybrid setup.
• Communicate test status and risks to stakeholders for informed decisions.
• Capture lessons learned and drive continuous improvement in test processes.

Conoscenze

TSO/ISPF

VSAM

DB2

Domain skills

Descrizione del lavoro

Cognizant Technology Solutions Corporation in Singapore seeks a Test Lead with 13-15 years of mainframe testing experience, focusing on TSO/ISPF, VSAM and DB2. The role covers end-to-end test planning, execution and quality governance for complex enterprise applications in a hybrid work model.

Responsibilities include leading test strategy, creating test data with TSO/ISPF, coordinating execution, defect analysis, collaboration with development, business analysis and operations to ensure