Mainframe Migration Test Architect-REMOTE

Overview In this role you will own the end-to-end migration testing strategy for a large z/VSE to z/OS program, ensuring comprehensive coverage and governance. You will lead risk-based testing, coordinate cross-functional teams, and provide executive-quality reporting on progress and release readiness. The position focuses on reducing risk and validating functional and operational readiness of migrated workloads. This is an opportunity to shape testing strategy for a major mainframe modernization effort in a global services environment. Compensation / Benefitsmedical insurance with employer contributiondental insurancevision insuranceflexible spending or health savings accountlife and AD&D insuranceshort and long term disability insurance ResponsibilitiesDefine and own the migration testing strategy, framework, and roadmapEstablish testing standards, quality gates, entry/exit criteria, and governance processesDevelop a risk-based testing methodology aligned to migration waves and milestonesProvide executive reporting on testing progress, quality metrics, risks, and release readinessLead application and infrastructure impact assessments and classify components by riskDesign testing depth and coverage based on migration risk and business impactPlan and execute System Testing, SIT, E2E Business Process Testing, Regression, Data Validation, Performance, UAT, Cutover & Rollback TestingEstablish traceability between requirements, migration changes, risks, and test casesDefine testing coverage for COBOL, CICS, JCL, VSAM/DB2/IMS, security, schedulers, and infrastructureCoordinate testing across Mainframe, Application, Infrastructure, Security, Database, and Business SMEsDefine cutover rehearsal and mock migration testing strategies and Go/No-Go decisionsLead defect triage and remediation across teamsCreate and maintain risk heat map and environment/test data strategyDeliver executive dashboards and governance artifacts Key requirements10+ years in Test Architecture, Test Management, or Quality EngineeringStrong hands-on knowledge of Mainframe applications, platforms, and testing methodologiesExperience with z/VSE, z/OS, COBOL, CICS, JCL, VSAM, DB2 and/or IMS, RACF/ACF2/Top SecretExperience leading testing for Mainframe modernization, platform upgrades, rehosting, or z/VSE-to-z/OS migrationsProven risk-based testing expertise in complex transformation programsAbility to assess migration impact and translate findings into targeted testingStrong leadership and stakeholder management across business and tech teamsExecutive communication and governance reporting capabilitiesleadershipstakeholder managementexecutive communicationz/VSEz/OSCOBOL