Senior Mainframe Storage and Backup Administrator

Job Summary We are seeking an experienced Senior Mainframe Storage and Backup Administrator to oversee, manage, and optimize enterprise-level mainframe storage and backup environments. This role requires deep technical expertise in IBM DS8000 series storage systems, GDPS replication technologies, virtual tape (TS7700/TS7780), backup and recovery solutions, and mainframe data protection strategies. The ideal candidate will ensure stability, high availability, performance, and resilience across all storage and backup platforms supporting mission‑critical business workloads. Key Responsibilities Mainframe Storage Administration Manage and maintain IBM DS8000/DS8950F storage arrays and related components. Configure and support GDPS Metro Mirror, Global Mirror, and GDPS HyperSwap environments. Administer TS7700/TS7780 Virtual Tape Systems including Grid and Clustering. Implement and manage Safeguarded Copy and other data protection features. Support enhanced-format datasets and DFP segment management. Perform storage provisioning, allocation, tuning, and troubleshooting for z/OS environments. Backup & Recovery Design, implement, and maintain backup and recovery strategies for mainframe systems. Manage backup schedules, retention policies, and virtual tape environments. Conduct routine recovery validations, DR drills, and failover/failback simulations. Support business continuity initiatives and CoLO or multi‑DC migrations. Performance & Capacity Management Conduct capacity