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Medium—specialized mainframe skillset limits applicants despite metro location and known employer.
High—specialized IBM Z and mainframe performance skills limit cross-industry transferability.
High—many mandatory mainframe tools, RMF/SMF/WLM expertise, and specific IBM tooling required.
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Manage and optimize IBM z/OS system performance and capacity including utilization analysis, workload optimization, and forecasting processor/infrastructure growth.
Produce capacity plans and support hardware planning, business case development, and chargeback/showback reporting.
Identify and address CPU, memory, storage, and workload bottlenecks while collaborating with technicians and stakeholders to deliver day-to-day solutions and security compliance.
Strong experience in z/OS Performance & Capacity Management with expertise in RMF, SMF, WLM, and capacity modeling tools like IBM zPCR, zBNA, SAS/MXG.
Hands-on knowledge of Windows Server 2016/2019, VMware ESX, and cloud environments including migration experience.
Work Experience Required: Not explicitly mentioned in the JD.
Strong analytical, troubleshooting, and data-driven decision-making skills required.
Experienced in enterprise monitoring and performance reporting tools (e.g., OMEGAMON, RMF Monitor III) with knowledge of IBM Z hardware architecture and LPAR optimization.
Familiarity with cloud/hybrid capacity planning, financial modeling, ITIL Service Capacity Management, and Infrastructure as Code (IaC) is advantageous.
Capable of stakeholder management and communicating technical capacity management concepts for mission-critical enterprise environments.