Mainframe Testing Lead

Job Description:

• As a Quality Engineering Lead specializing in Mainframe Testing you will be at the heart of ensuring reliability stability and performance for critical enterprise systems
• In this role you will guide teams across the testing lifecycle champion best practices and help modernize quality processes through CI CD and automation
• You ll collaborate closely with developers architects and business stakeholders to translate complex requirements into robust test strategies that safeguard high volume high impact applications
• This opportunity is ideal for professionals who enjoy combining deep mainframe expertise with leadership and mentoring
• You will have the freedom to influence testing standards introduce innovative approaches and drive continuous improvement in a supportive collaborative environment
• If you are passionate about quality eager to solve complex problems and motivated to help others grow this role offers a platform to make a visible impact on mission critical systems and the teams that build them

Key Responsibilities:

• Lead end to end mainframe testing initiatives across multiple projects including test planning design execution and closure for applications built on COBOL JCL VSAM and DB2
• Define and implement comprehensive test strategies for functional regression integration and system testing in mainframe environments ensuring coverage of business critical scenarios
• Analyze and validate complex data structures in VSAM files and DB2 databases designing test data and queries to ensure data integrity and accurate processing
• Review and optimize JCL used in test environments coordinating with development and operations teams to schedule execute and troubleshoot batch jobs
• Drive CI CD based quality practices by integrating test suites into pipelines enabling early defect detection and continuous feedback to development teams
• Collaborate with cross functional teams developers business analysts product owners to understand requirements clarify test scenarios and align on acceptance criteria
• Lead defect management activities including triage root cause analysis prioritization and coordination of fixes with development teams
• Mentor and guide junior testers on mainframe testing techniques standards and tools fostering a culture of quality and knowledge sharing
• Prepare and present test reports and metrics to stakeholders highlighting test coverage defect trends risks and recommendations for improvement
• Ensure adherence to quality standards and compliance with organizational processes documentation norms and audit requirements for mainframe systems

Technical Requirements:

• Education Graduation in Computer Science Information Technology Engineering or a related field
• 5 20 years of hands on experience in software testing with significant exposure to mainframe environments
• Strong expertise in Mainframe Testing including test case design execution and defect management for COBOL JCL based applications
• Solid working knowledge of VSAM file structures utilities and validation techniques for test data creation and verification
• Proficiency in JCL for executing monitoring and troubleshooting batch jobs in test environments
• Practical experience with DB2 for writing queries validating data and supporting end to end test scenarios
• Exposure to CI CD practices and tools with the ability to integrate and execute tests within automated pipelines
• Strong analytical and communication skills with the ability to collaborate effectively with technical and business stakeholders

Additional Responsibilities:

• Good to have skills
• Agile methodologies Test automation frameworks Performance testing tools Service virtualization Release management

Preferred Skills: