Mainframe Storage System administrator

Who We Are At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses.  We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that means doing purposeful work that powers human progress. Join us and experience a flexible, supportive environment where your well-being is prioritized and your potential can thrive. The Role Your Role As a System Administrator at Kyndryl, you’ll solve complex problems and identify potential future issues across the spectrum of platforms and services. You’ll be at the forefront of new technology and modernization, working with some of our biggest clients-which means some of the biggest in the world. What You Will Do Design, implement, and support enterprise-wide z/OS storage solutions, ensuring scalability, availability, and performance. Administer and govern DFSMS/SMS environments, including ACS routines, Storage Groups, Storage Classes, Data Classes, and Management Classes. Manage and optimize DASD storage infrastructure, monitor utilization trends, perform capacity planning, and support storage growth initiatives. Maintain VTOC, VTOCIX, and catalog environments, resolving allocation, extent, connectivity, and catalog-related issues. Administer DFSMShsm and DFSMSdss services, supporting backup, migration, archiving, disaster recovery, and recovery operations. Monitor storage subsystem performance, analyze I/O workloads, troubleshoot bottlenecks, and drive continuous service improvements. Ensure storage environments meet security, audit, and compliance requirements through effective access controls and governance practices. Lead storage-related projects including hardware refreshes, storage modernization, data center migrations, z/OS upgrades, cloud integration, and disaster recovery enhancements. Develop and implement automation solutions using REXX, JCL, ISPF, and vendor tools to improve operational efficiency and reduce manual effort. Serve as the highest level technical escalation point for complex storage incidents, conducting root cause analysis and implementing long-term solutions. Collaborate with infrastructure, application, security, and vendor teams to support business-critical initiatives and operational excellence. Mentor junior engineers, create technical documentation, and promote knowledge sharing and best practices across the storage organization. Your Future at Kyndryl Every position at Kyndryl offers a way forward to grow your career, from Junior System Administrator to Architect. We have opportunities for Cloud Hyperscalers that you won’t find anywhere else, including hands-on experience, learning opportunities, and the chance to certify in all four major platforms. One of the benefits of Kyndryl is that we work with clients in a variety of industries, from banking to retail.