Principal Systems Mainframe Storage Engineer

Principal Systems - Mainframe Storage Engineer The Principal Systems - Mainframe Storage Engineer joins the infrastructure team to design, implement, administer, and optimize IBM z/OS storage environments. This role focuses on managing critical mainframe systems by overseeing IBM DS8000 DASD and IBM TS7700 Virtual Tape platforms while ensuring high availability through replication and disaster recovery solutions. The engineer will manage DFSMS technologies including SMS, DFHSM, and ICF Catalogs, while performing capacity planning, utilization forecasting, and performance optimization for enterprise workloads. Key responsibilities include supporting GDPS-enabled recovery environments, implementing cyber resiliency and Safeguarded Copy protocols, and developing automation scripts to improve operational efficiency. Required expertise includes IBM z/OS Storage Infrastructure, Enterprise Storage Arrays, and data lifecycle management. The role addresses the technical challenge of maintaining resilient, high-performance storage infrastructure for large-scale enterprise workloads while ensuring compliance with strict data protection and regulatory requirements.