Mainframe z/OS System Support Specialist

Kyndryl; São Paulo; Hybrid; BRL 120,000 - 160,000; Full time

Job summary

Kyndryl is seeking a System Administrator to install, maintain, and upgrade z/OS and multi-vendor ISV products. You will troubleshoot complex mainframe issues, monitor performance, and lead project implementations across scenarios with global clients. On-call shifts and different time zones are required, with a Bachelor’s degree as a baseline.

This hybrid role is located in São Paulo, Brazil. You will work in a dynamic, hybrid-friendly environment focused on modernizing critical systems while

Qualifications

• Install, upgrade and apply maintenance to z/OS and multi-vendor ISV products.
• Troubleshoot and resolve complex mainframe issues on z/OS.
• Lead projects to implement new solutions on z/OS and ISV products.
• Good English communication in meetings with clients and team.

Responsibilities

• Install, maintain and patch z/OS and related ISV products.
• Monitor performance and security; respond to incidents.
• Prioritize tickets and coordinate with technicians for timely resolutions.

Skills

z/OS expertise

Mainframe

ISV products

Troubleshooting

English comms

On-call

Education

Bachelor's degree

Job description

Partially Remote

Hortolandia, São Paulo, Brazil

Sao Paulo (KBR51645) WeWork Office

Full time

R-68677

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

As a System Administrator 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.

Specializes in installing, maintaining, upgrading and providing support for the Mainframe z/OS operating system and multi-vendor products installed in it, including installation, de-installation, patching and overall maintenance. Controls user access and passwords. Proposes and implements systems enhancements that will improve the reliability and performance of the system. Monitors usage and performance.

There’s never a typical day as a System Administrator at Kyndryl, because no two projects are alike. You’ll be managing systems data for clients and providing day-to-day solutions and security compliance. You’ll oversee a queue of assignments and work directly with technicians, prioritizing tickets to deliver the best solutions to our clients.

Your Future at Kyndryl

Every position at Kyndryl offers a way forward to grow your career. We have opportunities that you won’t find anywhere else, including hands-on experience, learning opportunities, and the chance to certify in all four major platforms. 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

• Install, Upgrade and Apply maintenance to z/OS Operating System and multi-vendor ISV Products
• Troubleshoot and resolve complex issues on the Mainframe z/OS Operating System and multi-vendor Products
• Lead projects to Implement new solutions on the z/OS Operating System and ISV Products
• Good English communication skill to handle meetings with clients, partners and co-workers
• Availability for on-call shifts and different time zones
• Bachelor's degree

Nice to have

• Spanish

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.

At Kyndryl, we achieve progress the world depends on, with purpose. Beginning with the purpose that matters to you. Because here, you will be part of a culture designed with purpose. One that is restless, empathetic and devoted. Where we are committed to sustainable progress for our customers and supporting the communities where we work and live. All of you is what we want. And what we need. Join us, and together, we can advance the vital systems that power human progress.

Kyndryl is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, age, veteran status, or other characteristics. Kyndryl is also committed to compliance with all fair employment practices regarding citizenship and immigration status.