Infra Configuration Consultant – Mainframe Capacity, Performance Analyst

• Analyze mainframe capacity, utilization, and performance trends using RMF, SMF, CA-MICS, MXG, SAS, Mainview, Systemware, and related reporting tools.
• Produce and maintain daily, weekly, monthly, and ad hoc performance and capacity reports to support operational decision-making and long-range planning.
• Interpret system data to identify bottlenecks, performance issues, and optimization opportunities involving CPU, memory, disk I/O, workload management, and coupling facility activity.
• Support workload analysis and tuning across z/OS environments, including WLM service classes, initiators, application environments, and job flow behavior.
• Review and maintain knowledge of LPAR configurations, processor capacity, memory constraints, channel configurations, and overall system architecture.
• Provide mainframe hardware support by coordinating with vendors and internal teams on microcode installation, hardware fixes, new device implementation, and maintaining current code levels on hardware management consoles.
• Assist with incident, problem, and change management activities through established IT service management processes, including Service Now and enterprise change procedures.
• Support software and configuration changes through established controls and deployment processes, including Endevor procedures and change governance standards.
• Use diagnostic and monitoring tools such as Strobe, Syslog, OPSLOG, SDSF, and TSO/E utilities to investigate system behavior, troubleshoot issues, and support root cause analysis.
• Collaborate with infrastructure, engineering, operations, and project teams to support service reliability, capacity planning, and mainframe modernization or expansion initiatives.
• Maintain familiarity with enterprise standards, reporting repositories, project tracking tools, and technical documentation sources required for the role.

• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field, or equivalent combination of education and relevant experience.
• Experience supporting IBM mainframe environments, including z/OS operations, performance analysis, or capacity planning.
• Working knowledge of mainframe performance and accounting data sources such as RMF, SMF, CA-MICS, or MXG.
• Experience using SAS or similar analytical tools to manipulate data, create reports, and perform trend analysis.
• Understanding of z/OS architecture, workload management concepts, and core system utilities including SDSF and TSO/E.
• Knowledge of incident, problem, and change management disciplines in an enterprise technology environment.
• Experience supporting or coordinating mainframe hardware activities, including maintenance, vendor engagement, or device-related changes.
• Strong analytical, problem-solving, documentation, and communication skills.

Demonstrates expertise in IBM Mainframe environments, focusing on z/OS operations, performance analysis, and capacity planning. Proficient in utilizing analytical tools and methodologies to optimize system performance and support operational decision-making.

• IBM Mainframe Support
• Z/OS Operations
• Performance Analysis
• Capacity Planning
• Incident Management

• RMF
• SMF
• CA-MICS
• MXG
• SAS
• Workload Management
• Z/OS Architecture
• SDSF
• TSO/E
• Mainframe Hardware Support

• Analytical Skills
• Problem-Solving
• Documentation
• Communication

• IT Service Management
• Change Management
• Performance Trends
• Capacity Reports
• System Architecture

• Service Now
• Endevor
• Strobe
• Syslog
• OPSLOG
• SDSF
• TSO/E Utilities