z/OS Mainframe Capacity Planning Specialist
Job DescriptionWe are FIS. Our technology powers the world’s economy, and our teams bring innovation to life. We champion diversity to deliver the best products and solutions for our colleagues, clients and communities. If you’re ready to start learning, growing and making an impact with a career in fintech, we’d like to know: Are you FIS?About the Role:You will lead capacity planning and performance management activities for enterprise z/OS mainframe environments supporting critical financial services workloads. The role focuses on forecasting resource demand, optimizing system performance, and ensuring infrastructure readiness to meet business growth and service-level objectives. You will collaborate with infrastructure, engineering, operations, and business stakeholders to translate workload trends into actionable capacity strategies. Success is measured through system reliability, efficient resource utilization, accurate forecasting, and proactive risk management.What You Will Be Doing:• Analyze CPU, memory, storage, network, and workload utilization across z/OS environments• Develop short-term and long-term capacity forecasts using historical and predictive analysis techniques• Monitor performance trends and identify risks impacting availability, throughput, and scalability• Create capacity models supporting business growth, application changes, and infrastructure modernization• Partner with engineering and operations teams to optimize system performance and resource utilization• Evaluate workload characteristics and recommend tuning opportunities for improved efficiency• Prepare executive and operational reporting on capacity consumption, trends, and future requirements• Support budget planning through infrastructure demand forecasting and capacity recommendations• Assess the capacity impact of new applications, platform upgrades, and technology initiatives• Maintain capacity planning standards, documentation, metrics, and governance processesRequired Qualifications:• Bachelor’s degree or equivalent practical experience in information technology, computer science, or a related field• Experience supporting and analyzing IBM z/OS mainframe environments• Strong expertise in capacity planning, performance analysis, and infrastructure forecasting• Proficiency interpreting system performance metrics and workload utilization data• Knowledge of mainframe architecture, processor technologies, storage, and subsystem performance• Experience with capacity management, trend analysis, statistical modeling, and reporting tools• Ability to communicate technical findings and recommendations to business and technology stakeholders• Strong analytical, problem-solving, and data-driven decision-making skillsPreferred Qualifications:• Experience with SMF, CMF, MXG, SAS, MICS, or similar performance and capacity management tools• Knowledge of workload management concepts and mainframe performance tuning practices• Experience supporting financial services, bank...