**Introduction** Joining the IBM Technology Expert Labs teams means you'll have a career delivering world-class services for our clients. As the ultimate expert in IBM products, you'll bring together all the necessary technology and services to help customers solve their most challenging problems. Working in IBM Technology Expert Labs means accelerating the time to value confidently and ensuring speed and insight while our clients focus on what they do best—running and growing their business. Excellent onboarding and industry-leading learning culture will set you up for a positive impact, while advancing your career. Our culture is collaborative and experiential. As part of a team, you will be surrounded by bright minds and keen co-creators—always willing to help and be helped—as you apply passion to work that will positively impact the world around us. **Your role and responsibilities** Job Summary We are seeking a highly experienced Senior Mainframe Storage Administrator with a minimum of 12 years of hands-on experience in managing IBM storage hardware and software. The ideal candidate will possess a deep understanding of DFSMShsm, data lifecycle management, catalog management, and problem resolution. This role requires a strong ability to drive storage projects and optimize storage infrastructure for performance, availability, and cost-effectiveness. Responsibilities · Oversee the day-to-day operations, monitoring, and maintenance of IBM mainframe storage systems, including DASD, tape, and virtual storage. · Develop and implement comprehensive storage strategies aligned with business objectives. · Perform in-depth capacity planning and forecasting, optimizing storage utilization and minimizing costs. · Design and implement data lifecycle management policies, including data retention, migration, and archival strategies. · Manage and optimize ICF catalogs, ensuring data accessibility and integrity. · Proactively identify and resolve storage-related performance issues, working closely with application teams to optimize performance. · Drive storage projects, including migrations, upgrades, and implementations of new storage technologies. · Develop and maintain robust disaster recovery and business continuity plans for storage infrastructure. · Provide expert-level technical guidance and support to the IT team. · Analyze storage system performance metrics and implement corrective actions to improve efficiency. · Collaborate with security teams to maintain data confidentiality, integrity, and availability. **Required technical and professional expertise** Qualifications · Minimum of 12 years of experience in mainframe storage administration. · In-depth knowledge of IBM storage hardware (DS8000, DS6000, etc.) and software (DFSMS, HSM, RMM, DFP, DSS, etc.). · Expert-level proficiency in DFSMShsm, data lifecycle management, and catalog management. · Strong understanding of mainframe operating systems (z/OS). · Proven ability to drive storage projects and implement process improvements. · Excellent problem-solving and troubleshooting skills. · Strong analytical and communication skills. · Ability to work independently and as part of a team. **Preferred technical and professional experience** Preferred Qualifications · Certifications in IBM storage technologies. · Experience with storage automation and scripting (e.g., REXX, JCL). · Knowledge of cloud-based storage solutions. IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.