Mainframe Storage Engineer

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 Key Responsibilities Storage Administration & Operations Manage and administer z/OS storage infrastructure , including DASD, VTS, catalogs, and tape subsystems. Perform volume management, dataset management, catalog management, and allocation tuning. Maintain and troubleshoot I/O configurations, device profiles, and SMS constructs. DFSMS Ecosystem Design, configure, and manage DFSMS components: SMS ACS routines Storage Groups (SG) Storage Classes (SC) Management Classes (MC) Data Classes (DC) Implement and optimize DFHSM policies for migration, backups, and recalls. Use DFDSS (ADRDSSU) for copy, backup/restore, volume duplication, and replication workflows. Capacity Planning & Performance Conduct capacity planning for DASD, tape/VTS, and replication technologies. Use RMF/SMF data, vendor tools, and internal utilities for trending, forecasting, and storage optimization. Identify growth patterns, hotspots, and performance bottlenecks; recommend capacity expansions. Storage Arrays & Replication Configure and operate IBM DS8K/ESS DASD , TS7700/3490 VTS , and associated storage management tools. Set up and manage Copy Services , including: FlashCopy Metro Mirror Global Mirror PPRC Support design and management of replication topologies for both local and remote sites. GDPS/MGM Environment Support Support and maintain GDPS/MGM (Global Mirror + Metro Global Mirror) environments to achieve continuous availability and disaster recovery. Collabor...