Mainfram Capacity Planning Analyst

Recruise; Chennai District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Fidelity Investments in India (FMR India) seeks a Capacity Planning & Performance Engineer to drive enterprise capacity planning and performance management for z/OS environments. You will analyze CPU, zIIP, memory, DASD, and Coupling Facility utilization, monitor RMF/SMF data, and provide actionable optimization recommendations.

You will develop executive dashboards, trend analyses, and forecasting models using R, SQL, Excel, and Power BI, collaborating across application, operations, and

Qualifications

• Bachelor's degree in Computer Science, IT, Engineering or related discipline.
• 5–7 years of experience in Mainframe Capacity Planning and Performance Management.
• Experience with RMF, SMF, IntelliMagic Vision, MXG or MICS is preferred.
• Strong knowledge of WLM, z/OS architecture and workload management concepts.

Responsibilities

• Perform enterprise capacity planning and forecasting for z/OS environments.
• Analyze CP, zIIP, memory, DASD, and facility utilization trends.
• Develop executive dashboards and performance reports.
• Support major business events and capacity on demand readiness.
• Lead performance engineering initiatives across infrastructure teams.

Skills

Capacity planning

z/OS concepts

RMF/SMF analysis

WLM analysis

Data analytics

Executive reporting

Education

Bachelor's degree in Computer Science/IT/Engineering/Math

Tools

Grafana

Power BI

MXG

IntelliMagic Vision

RMF

Job description

Capacity Planning & Forecasting

• CPU, zIIP, memory, DASD, and Coupling Facility capacity management
• Capacity forecasting and growth analysis
• Capacity on Demand (ACoD/CCoD) planning and utilization monitoring
• Infrastructure demands modeling and scenario planning
• Market event and business growth readiness assessments
• Capacity sizing during hardware migrations

Performance Engineering

• z/OS performance / z/OS capacity Management. monitoring and analysis
• Batch workload optimization and critical path analysis
• Workload Manager (WLM) service class performance analysis, MIPS , MSU
• SLA performance tracking and tuning recommendations
• Identification and remediation of performance bottlenecks

Business Knowledge

• Business and IT functional knowledge
• Capacity management best practices
• IT trends and emerging technologies
• Operational excellence and service management
• Cross-functional collaboration and stakeholder management

The Value You Deliver

• Perform enterprise capacity planning and forecasting for z/OS environments.
• Analyze CP, zIIP, memory, DASD, and Coupling Facility utilization trends.
• Monitor batch processing performance and critical path execution.
• Perform workload growth analysis and forecasting using historical data.
• Develop executive dashboards, scorecards, and performance reports.
• Support major business events, market activities, and IPO readiness efforts.
• Analyze CPU, zIIP, storage, network, and application resource consumption.
• Conduct root cause analysis for performance and capacity-related incidents.
• Monitor and manage Capacity on Demand utilization.
• Provide recommendations for infrastructure optimization and cost efficiency.
• Support hardware refresh, processor upgrades, and technology modernization initiatives.
• Identify workload shifting opportunities between CP and zIIP processors.
• Perform WLM analysis and workload balancing recommendations.
• Develop capacity models for new applications and business initiatives.
• Support disaster recovery readiness and capacity validation.
• Analyze RMF, SMF, IntelliMagic, MXG, Snowflake and Grafana performance data.
• Develop trend analysis and forecast models using R, SQL, Excel, and Power BI.
• Partner with application, operations, systems programming, and engineering teams to resolve performance issues.
• Support z/OS release readiness, infrastructure changes, and performance impact assessments.
• Lead continuous improvement initiatives focused on efficiency, stability, and scalability.
• Serve as SME for Capacity Planning and Performance Management tools and processes.

The Skills that are Key to this role

Technical / Behavioral

• Capacity planning and forecasting for enterprise z/OS environments.
• z/OS core concepts
• SAS/MXG, Python, REXX, Excel, Data analytics and modeling
• Performance analysis using RMF, SMF, IntelliMagic Vision, MXG, and Sysview.
• CPU, zIIP, memory, DASD, and Coupling Facility utilization analysis.
• Workload Manager (WLM) analysis and service class optimization.
• Batch performance management and critical path optimization.
• Root cause analysis for performance and capacity issues.
• Development of capacity models and growth forecasts.
• Executive reporting and dashboard development.
• Service improvement planning and implementation.
• Support for high-volume business and market events.
• Performance validation for new infrastructure and application deployments.
• Strong analytical and problem-solving skills.
• Ability to work independently and influence technical decisions.
• Lead performance engineering initiatives across infrastructure teams.
• Partner with senior management on long-range capacity strategy.

The Skills that are Good To Have for this role

• Knowledge of CICS, DB2, MQ, IMS, and WebSphere performance considerations.
• Experience with Grafana, Power BI, Tableau, or similar visualization tools.
• Knowledge of R, Python, SQL, or advanced analytics techniques.
• Understanding of machine learning applications for capacity forecasting
• Knowledge of cloud integration and hybrid infrastructure environments
• Familiarity with IBM Capacity Provisioning Manager
• Financial services or market event support experience
• Project management and stakeholder management skills
• Excellent verbal and written communication skills
• Ability to provide 24x7 support during critical business events
• Willingness to work off-hours during market events and major implementations

How Your Work Impacts the Organization

Enterprise Infrastructure (EI) India plays a critical role in delivering capacity planning, performance engineering, and infrastructure optimization services across Fidelity's global technology environment. The Capacity & Performance team enables infrastructure scalability, operational stability, cost optimization, and business readiness through proactive forecasting, performance monitoring, and data-driven decision making. The team supports high-profile business activities, market events, infrastructure transformations, and long-term growth initiatives.

The Expertise We’re Looking For

• Bachelor's degree in Computer Science, Information Technology, Engineering, Mathematics, or related discipline.
• 5 to 7 years of experience in Mainframe Capacity Planning and Performance Management.
• Strong experience with RMF, SMF, IntelliMagic Vision, MXG, or MICS.
• Experience analyzing large-scale enterprise z/OS environments.
• Strong knowledge of WLM, z/OS architecture, and workload management concepts.
• Experience with capacity forecasting, trend analysis, and reporting.
• Experience supporting financial services or mission-critical environments preferred.
• Proven ability to lead technical initiatives and influence infrastructure strategy.

Company Overview

Fidelity Investments is one of the world's largest providers of financial services. Headquartered in Boston, US, Fidelity's goal is to make financial expertise broadly accessible and effective in helping people live the lives they want. Privately held for nearly 70 years, Fidelity employs 45,000 associates who are focused on the long-term success of our customers. FMR (Fidelity Management & Research) India is the Global Inhouse Center of Fidelity Investments. Headquartered at Bangalore, where operations commenced in 2003, FMR India has another fully-functional unit at Chennai. To know more visit : FMR India