Mainframe Performance & Capacity Management Specialist

Who We Are

At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people-Kyndryls-that means doing purposeful work that powers human progress. Join us and experience a flexible, supportive environment where your well-being is prioritized and your potential can thrive.

The Role

Your Role

As a Mainframe Performance & Capacity Management Specialist at Kyndryl, you’ll solve complex problems and identify potential future issues across the spectrum of platforms and services. You’ll be at the forefront of new technology and modernization, working with some of our biggest clients - which means some of the biggest in the world.

What You Will Do

• Monitor, analyze, and optimize performance across IBM z/OS mainframe environments.
• Perform capacity planning, forecasting, and trend analysis for processors, LPARs, Sysplex, storage, and tape resources.
• Analyze SMF/RMF data to identify bottlenecks and recommend performance improvements.
• Configure and tune WLM policies to meet service level objectives.
• Conduct performance diagnostics, root cause analysis, and system tuning across z/OS, JES, CICS, DB2, IMS, DASD, and tape environments.
• Develop performance and capacity reports, forecasts, and recommendations for stakeholders.
• Collaborate with infrastructure and application teams to resolve complex performance issues.
• Drive cost optimization initiatives, including resource utilization and MLC optimization.
• Provide technical guidance on infrastructure design, scalability, and performance best practices.
• Participate in 24x7 on-call support for critical client environments.

One of the benefits of Kyndryl is that we work with clients in a variety of industries, from banking to retail. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here. You’ll also get the chance to share your expertise by recommending modernization options, identifying new business opportunities, and cultivating relationships with other teams and stakeholders. Does the work get challenging at times? Yes! But you’ll collaborate with a diverse group of talented people and gain invaluable management and organizational skills, which will come in handy as you move forward in your career.

Your future at Kyndryl

Every position at Kyndryl offers a way forward to grow your career, from Junior System Administrator to Architect. We have opportunities for Cloud Hyperscalers that you won’t find anywhere else, including hands-on experience, learning opportunities, and the chance to certify in all four major platforms. One of the benefits of Kyndryl is that we work with clients in a variety of industries, from banking to retail. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here.

Who You Are

You’re good at what you do and possess the required experience to prove it. However, equally as important - you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused - someone who prioritizes customer success in their work. And finally, you’re open and borderless - naturally inclusive in how you work with others.

Required Technical and Professional Expertise

• 5+ years of experience in mainframe performance and capacity planning on IBM z/OS platforms.
• In-depth knowledge of SMF/RMF data analysis, WLM configuration, and z/OS system performance metrics.
• Experience with Workload Load Manager (WLM), Parallel Sysplex configurations, multiple LPAR environments, and experience in capacity/performance reporting and modeling.
• Must have system performance understanding of mainframe components covering the areas of ZOS, JES, CICS, DB2 and IMS.
• Thorough knowledge in Performance analysis & tuning for ZOS operating environment / DASD / Tape storage systems.
• Ability to perform diagnostics and perform RCA [ Root cause analysis .
• Strong analytical and documentation skills.
• Should be a team player with excellent communication and technical skills.
• Provide a 7/24 service on-call to clients
• Capacity Planning for Processor, DASD, and on physical processors (CECs) for various customers.
• Knowledge about forecasting for processors, coupling facilities, DASD, Virtual Tape, and Tape in a complex.
• Provide technical guidance to internal contacts in the design of infrastructure solutions that meet business needs and perform to engineered specifications.

Preferred Technical and Professional Experience

• Hands on Experiences with navigation , debugging and monitoring with tools such as RMF(I, II, III) or Omegamon or TMON or BMC
• Hands on experiences with any Vendor products such as MXG, CA-MICS. Omegamon, Strobe, APA.
• Hands on experiences with TDS and QMF for Data extraction and Analysis.
• Experiences with tools such as CP3000, zPCR and zTPM are added advantage.
• Knowledge of cost modeling and mainframe MLC (Monthly License Charge) cost optimization strategies.

Being You

The “Kyn” in Kyndryl means kinship, which represents the strong bonds we have with each other, our customers and our communities. We focus on ensuring all Kyndryls feel included and we welcome people of all cultures, backgrounds, and experiences. Even if you don’t meet every requirement, we encourage you to apply. We believe in growth, and we’re excited to see what you can bring. At Kyndryl, employee feedback has told us that our number one driver of employee engagement is belonging. That sense of belonging - being a valued, respected, trusted member of the team - is fundamental to our culture and fueling great experiences for our customers. This dedication to welcoming everyone into our company means that Kyndryl gives you the ability to thrive and contribute to our culture of empathy and shared success. That’s The Kyndryl Way.

What You Can Expect

Your career with us isn’t just a job-it’s an adventure with purpose. We offer a dynamic, hybrid-friendly culture that supports your well-being and empowers you to grow. Our Be Well programs are thoughtfully designed to support your financial, mental, physical, and social health-because we know that when you feel your best, you do your best.

From your very first day, you’ll dive into impactful work that powers the systems our customers rely on every day. You won’t just contribute-you’ll make a difference, tackling meaningful projects that sharpen your skills and fuel your growth.

We’re here to champion your journey. With powerful tools to chart your career path, personalized development goals aligned with your ambitions, and continuous feedback to keep you inspired and on track, you’ll have everything you need to thrive and evolve. You’ll develop in-demand skills to grow your career and achieve your ambitions with access to cutting-edge learning opportunities-from certifications with Microsoft, Google, and Amazon to coaching and hands-on experiences. And through it all, you’ll be part of a culture that values empathy, restless learning, and a devotion to shared success.

We want you to thrive here-and we’re committed to helping you do just that. Ready to make an impact? Join us and help shape what’s next.

Get Referred!

If you know someone that works at Kyndryl, when asked ‘How Did You Hear About Us’ during the application process, select ‘Employee Referral’ and enter your contact's Kyndryl email address.