Mainframe System Administrator (z/OS & z/VM)

In this role, you will collaborate closely with cross‑functional teams to implement best practices, support audits and compliance requirements, and maintain accurate system documentation. Your work will help ensure reliable and secure mainframe platforms that support mission‑critical workloads.

Key Responsibilities

• Ensure system availability by proactively monitoring and supporting z/OS and z/VM mainframe environments.
• Maintain patch compliance, coordinating system updates and changes to minimize business impact and downtime.
• Use mainframe management tools to analyze performance, identify risks, and resolve incidents effectively.
• Collaborate with cross‑functional teams to support business operations and implement operational best practices.
• Document system changes and maintain accurate records to support audits, compliance, and governance requirements.

Your Future at Kyndryl

Every position at Kyndryl offers a way forward to growing your career, from Junior System Administrator to Architect. 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. 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 Skills & Experience

• 5+ years of hands‑on experience supporting z/OS and z/VM systems in mainframe environments.
• Proficiency in z/OS and z/VM administration and troubleshooting.
• Experience using mainframe management tools for monitoring, performance analysis, and incident resolution.
• Familiarity with patch management, incident response, and compliance processes.
• Strong analytical, problem‑solving, and troubleshooting skills.

Preferred Skills & Experience

• Bachelor's degree in computer science, Information Technology, or a related field (or equivalent professional experience).
• Intermediate English proficiency, required for technical documentation, communication with global teams, and incident reporting.
• Experience working in regulated or large enterprise environments.
• Knowledge of ITIL‑based incidents and change management practices.
• Ability to work independently while collaborating across infrastructure, application, and operations teams.

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.

Client-provided location(s): Mexico City, Mexico

Job ID: Kyndryl-R-55531

Employment Type: FULL_TIME

Posted: 2026-04-09T18:38:25