Senior Mainframe Performance Architect

CVS Health; Madison (WI); On-site; USD 114,479,000 - 305,827,000; Full time

Job summary

CVS Health is seeking a Senior Mainframe Capacity & Performance Engineer to ensure the performance and efficiency of our enterprise mainframe environment. You will lead capacity forecasting, workload analysis, and real-time diagnostics to support mission-critical applications across healthcare, pharmacy, and retail.

You will partner with Development, Mainframe Systems, and Operations teams to optimize workloads, reduce MIPS, and guide modernization initiatives while participating in on-call

Qualifications

• 5+ years supporting enterprise IBM mainframe environments, including z/OS and IBM Z architecture.
• 5+ years in capacity planning, performance engineering, root cause analysis, and production troubleshooting within large-scale environments.
• 3+ years analyzing utilization trends, forecasting capacity needs, and driving workload optimization initiatives.
• 3+ years leveraging enterprise mainframe monitoring and performance management tools to identify and resolve performance bottlenecks.
• 2+ years utilizing Microsoft Office applications, including advanced Excel reporting and data analysis.

Responsibilities

• Monitor, analyze, and optimize enterprise mainframe resource utilization, performance, and capacity across IBM z/OS environments.
• Conduct capacity planning, forecasting, trend analysis, and real-time performance diagnostics to identify bottlenecks and ensure scalability.
• Partner with cross-functional teams to identify high-resource consumers, troubleshoot performance issues, and implement optimization strategies.
• Deliver utilization reports, performance assessments, and capacity recommendations to support investments and upgrades.
• Provide technical leadership for testing, production support, incident response, and on-call rotation.

Skills

Mainframe capacity planning

Performance engineering

Workload analysis

Root cause analysis

Production troubleshooting

Excel reporting

Collaboration

Education

Bachelor's degree

Tools

OMEGAMON

RMF III

SAS

MXG

Job description

CVS Health is seeking a Senior Mainframe Capacity & Performance Engineer to ensure the performance and efficiency of our enterprise mainframe environment. You will lead capacity forecasting, workload analysis, and real-time diagnostics to support mission-critical applications across healthcare, pharmacy, and retail.

You will partner with Development, Mainframe Systems, and Operations teams to optimize workloads, reduce MIPS, and guide modernization initiatives while participating in on-call