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Senior z/OS Storage Administrator

Spectraforce Technologies

500 West Peace Street (Show on map)
Jul 15, 2026
Title: Senior z/OS Storage Administrator Location: Remote Duration: 06 months Position Overview Seeking an experienced Senior z/OS Storage Administrator to design, manage, and optimize enterprise storage environments supporting mission-critical mainframe workloads. This role requires deep expertise in IBM z/OS storage architecture, with a focus on high-performance, high-availability environments leveraging IBM DS8950 disk systems and TS7700 virtual tape solutions. Serve as a key role in ensuring data integrity, performance, and resilience while supporting ongoing modernization and capacity planning initiatives. Key Responsibilities * Administer and support z/OS storage subsystems, including DASD and virtual tape environments * Manage and optimize storage on IBM DS8950 arrays and TS7700 Virtual Tape Libraries * Configure and maintain SMS, including ACS routines, storage groups, and policies * Perform capacity planning, performance analysis, and tuning of storage environments * Implement and maintain disaster recovery and business continuity solutions * Monitor storage health and performance using RMF, SMF, and vendor tools * Lead storage-related projects, including hardware upgrades, migrations, and refreshes * Troubleshoot and resolve complex storage issues across hardware and software layers * Ensure compliance with organizational security, audit, and data governance requirements * Collaborate with systems programmers, DBAs, and application teams to support workload requirements * Develop and maintain documentation, standards, and operational procedures * Provide off-hours support and participate in on-call rotation as required Required Qualifications * 5-8 years of hands-on experience in z/OS storage administration * Strong expertise with IBM DS8000 series, specifically DS8950 * Experience with IBM TS7700 Virtual Tape Library (VTL) systems * Deep knowledge of z/OS storage concepts: DFSMS, HSM, RMM, VSAM, catalog management, Thin Provisioning * Experience with replication technologies (e.g., Metro Mirror, Global Mirror) * Proficiency in performance monitoring and tuning tools (RMF, SMF, OMEGAMON or equivalent) * Strong understanding of JCL, TSO/ISPF, and mainframe utilities * Experience with disaster recovery planning and testing * Ability to analyze and resolve complex technical issues independently * Strong documentation and communication skills Preferred Qualifications * Experience with GDPS or similar enterprise DR orchestration solutions * Familiarity with z/OS UNIX System Services (USS) and storage considerations * Knowledge of encryption, key management, and data protection technologies * Experience with SAS and MXG * Experience with automation tools * Exposure to hybrid cloud or mainframe integration initiatives Soft Skills * Strong problem-solving and analytical thinking * Ability to lead initiatives and mentor junior staff * Effective communication with both technical and non-technical stakeholders * Detail-oriented with a focus on reliability and operational excellence Required Experience: 5-8 years of related work experience or equivalent combination of transferable experience demonstrating proficiency and experience in design, implementation, monitoring and troubleshooting technology Required Education: Related Bachelor's degree in an IT related field or relevant work experience Must have expertise in IBM z/OS storage administration/architecture leveraging IBM DS8950 disk systems and TS7700 virtual tape solutions.