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Fidelity Investments · 6 hours ago

Principal Mainframe Capacity & Performance Engineer

Durham, NC

Full-time

Hybrid

Lead/Staff

Fidelity Investments is seeking a Principal Mainframe Capacity & Performance Engineer to join their Enterprise Infrastructure Operations team. In this role, you will focus on driving stability and innovation in the z/OS mainframe environment, engaging in capacity planning, performance tuning, and optimization to support critical business applications and infrastructure.

Asset ManagementFinanceFinancial ServicesRetirementWealth Management

Growth Opportunities

No H1B

Responsibilities

Lead Capacity Planning & Performance Tuning: Monitor, analyze, forecast utilization and business volumes. Recommend resource provisioning for mainframe processors and peripherals

Innovate with Modern Tools: Use and develop advanced dashboards (Grafana, Power BI), automate workflows (SAS, R, Python), and fully exploit real-time monitoring (IBM/Broadcom SYSVIEW)

Collaborate Across Fidelity: Partner with internal teams and vendors, supporting diverse business and technical units

Deliver Value: Provide technical support, reporting, analysis, and recommendations to ensure optimal performance and capacity for hardware, OS, storage, and applications

Drive Continuous Improvement: Analyze data, identify trends, and implement enhancements for daily operations and strategic projects

Deep expertise in mainframe capacity and performance engineering within large-scale, complex enterprises

Advanced knowledge of IBM zEnterprise hardware, RMF, SMF, SAS, MXG, Intellimagic, and related tools

Experience with SYSPLEX design, WLM policy tuning, and PR/SM optimization of GP & zIIP configurations

Strong programming skills (SAS/MXG, Python, R, Grafana, Power BI)

Ability to communicate complex technical concepts to senior leadership and cross-functional teams

Self-motivated, collaborative, and committed to advancing technology and processes

Qualification

Mainframe capacity engineeringPerformance tuningIBM zEnterprise hardwareAdvanced dashboardsProgramming skillsCollaborationCommunication skillsSelf-motivated

Required