Mainframe Storage Engineer

The Mainframe Storage Engineer contractor supports mission-critical IBM Z storage platforms, ensuring high availability, resiliency, data protection, and regulatory compliance. The role focuses on BAU operations, automation, cyber-resilience, and delivery of storage services that enable parallel development, testing, and production workloads., Operate and support IBM DS8000 (Gen9/Gen10) and associated mainframe storage environments Design, implement, and support Metro Mirror, Global Mirror, Global Copy, and HyperSwap Support continuous availability, GDPS-managed replication, and multi-site resiliency architectures Implement and maintain Safeguarded Copy / immutable backups and cyber-resilient recovery designs Execute and validate DR tests, recovery automation, and control evidence Support parallel dev / test / prod environments without compromising controls Perform BAU risk routines, capacity management, and storage provisioning Address audit, regulatory, and security baseline requirements Support automation, tooling, and modernization initiatives Partner with application, platform, and infrastructure teams to reduce lead times

Strong experience with IBM Z / zOS mainframe storage Hands-on expertise with DS8000 Copy Services and GDPS Experience with FICON, SAN concepts, and enterprise storage controls Knowledge of DR, resiliency, cyber-recovery, and immutable backup patterns Familiarity with regulated environments (financial services preferred) Ability to operate independently in a contractor / delivery role 7-12+ years of hands-on experience supporting enterprise mainframe storage environments Proven experience in 24x7, mission-critical, highly regulated production environments Experience operating at scale (multi-data center, multi-region, global firms). Strong understanding of: z/OS I/O architecture (CHPIDs, control units, paths) FICON protocols and multi-pathing concepts I/O performance diagnostics (RMF, SMF, DCOLLECT) Experience working closely with z/OS systems programmers Python IBM Desired Qualifications: Automation scripting (REXX, Python, Ansible, or vendor tooling) Experience with storage modernization or large-scale migrations Exposure to audit, regulatory exams, and control evidence management Bachelor’s degree in Computer Science, Information Systems, Engineering, or equivalent practical experience Advanced technical certifications and vendor training preferred. Operational Capabilities/Technical Skills

• Leadership of SMEs With Skills and/or Knowledge Of
• Assembler
• Ability to understand and modify if/as needed
• No new development readily forecasted
• ACC/SRS
• CA1
• DFHSM
• DFSMS
• IBM Utilities/Exits
• ICF Catalogs
• DB2 and IMS

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