Senior Mainframe Performance & Capacity Architect

Koitecc Solutions; Oklahoma City (OK); On-site; USD 114,932,000 - 306,484,000; Full time

Job summary

CVS Health is seeking a Senior Mainframe Capacity & Performance Engineer to safeguard and optimize our large z/OS mainframe environment across critical business functions. You will partner with development, infrastructure, and operations teams to analyze workloads, forecast capacity, and drive efficiency while controlling MIPS usage.

The role requires deep diagnostic skills, cross‑team collaboration across time zones, and on‑call readiness during peak periods and incidents.

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.
• Identify high‑resource consumers, troubleshoot performance issues, and implement optimization strategies to improve efficiency and reduce MIPS consumption.
• Develop and deliver utilization reports, performance assessments, and capacity recommendations to support infrastructure investments and upgrades.
• Provide technical leadership for performance engineering activities including testing, QA reviews, production support, and on‑call incident response.

Skills

Mainframe capacity planning

Performance engineering

z/OS analysis

Workload forecasting

Data analysis with Excel

Education

Bachelor's degree

Tools

OMEGAMON

RMF III

SAS

MXG

DB2

CICS

MQ

Job description

CVS Health is seeking a Senior Mainframe Capacity & Performance Engineer to safeguard and optimize our large z/OS mainframe environment across critical business functions. You will partner with development, infrastructure, and operations teams to analyze workloads, forecast capacity, and drive efficiency while controlling MIPS usage.

The role requires deep diagnostic skills, cross‑team collaboration across time zones, and on‑call readiness during peak periods and incidents.