CICS Support System Administrator

Kyndryl; Ciudad de México; Hybrid; MXN 450,000 - 780,000; Full time

Job summary

Kyndryl is seeking a System Administrator in Mexico City to manage CICS regions and subsystems on IBM z/OS while ensuring high availability and security compliance. You will troubleshoot, upgrade, and collaborate across teams to deliver reliable, scalable solutions for major clients.

You will develop automation, participate in DR planning, and maintain thorough documentation. This role requires strong English skills, on-call flexibility, and a proactive mindset to support diverse industries.

Qualifications

• Availability to work on-call rotation or outside business hours.
• Experience with CICS in a z/OS environment.
• System Administration: install, upgrade and maintain CICS and related products.
• Performance analysis: read logs, troubleshoot ABENDs and apply patches.
• Security: implement security policies and web‑enabling CICS.
• Knowledge of CICS security policies, encryption and access control.
• Disaster Recovery: backup strategies and high-availability configurations.
• Strong communication and collaboration skills.
• Bachelor’s degree in computer science, IT or related field.
• Advanced English level.

Responsibilities

• Install, configure, and maintain CICS regions and subsystems on IBM z/OS.
• Monitor and tune CICS performance for high availability.
• Troubleshoot CICS-related incidents and problems promptly.
• Collaborate with application development, database, and network teams.
• Perform version upgrades, patches, and lifecycle management.
• Develop and maintain automation scripts for routine tasks.
• Participate in disaster recovery planning, testing, and execution.
• Maintain documentation for system configurations and procedures.
• Ensure compliance with security policies and regulatory requirements.
• Provide 24x7 on-call support on a rotational basis.

Skills

On-call availability

CICS in z/OS

System administration

Performance optimization

Security & compliance

CICS security policies

Disaster recovery

Communication skills

Bachelor’s degree

Advanced English

Education

Bachelor’s degree in computer science or information technology

Tools

REXX

COBOL

JCL

TSO/ISPF

CICS SSL setup

Omegamon

CICS PA

Fault Analyzer

Sysview

Job description

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. 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. 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 specialise 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 organisational skills, which will come in handy as you move forward in your career.

Key Responsibilities

• Install, configure, and maintain CICS regions and associated subsystems on IBM z/OS.
• Monitor and tune CICS performance to ensure high availability and responsiveness.
• Troubleshoot and resolve CICS‑related incidents and problems in a timely manner.
• Collaborate with application development, database, and network teams to support integrated solutions.
• Perform version upgrades, apply patches, and manage CICS software lifecycle.
• Develop and maintain automation scripts for routine tasks and system monitoring.
• Participate in disaster recovery planning, testing, and execution.
• Maintain documentation for system configurations, procedures, and troubleshooting guides.
• Ensure compliance with internal security policies and external regulatory requirements.
• Provide 24x7 on‑call support on a rotational basis.

Your Future at Kyndryl

Every position at Kyndryl offers a way forward to growing your career. Whether you want to advance in Management as a Delivery Partner Executive or pursue a technical path such as an Architect– 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 prioritises customer success in their work. And finally, you’re open and borderless– naturally inclusive in how you work with others.

Required Skills & Experience

• Availability to work on‑call rotation or in non‑business hours.
• Experience with CICS in a z/OS environment.
• System Administration: Installation, upgrade and maintenance of CICS and related products.
• Performance Optimization: Ability to analyse CICS system logs, troubleshoot ABENDs and apply patches.
• Security & Compliance: Experience in setting security policies and web‑enabling CICS.
• Knowledge of CICS security policies, encryption and access control.
• Disaster Recovery: Knowledge and experience with backup strategies, recovery procedures and high‑availability configurations.
• Communication Skills: Strong ability to work collaboratively in a team environment and strong problem‑solving abilities.
• Bachelor’s degree in computer science, Information Technology or related field.
• Advanced English level.

Preferred Skills & Experience

• Proficiency in REXX, COBOL, JCL, TSO/ISPF and CICS SSL setup.
• Strong knowledge of CICS Transaction Server, CICSplex System Manager and CICS Web Services.
• Experience with performance tuning, troubleshooting ABENDs, and applying FIX packs.
• Familiarity with third‑party monitoring tools like Omegamon, CICS PA, Fault Analyzer, and Sysview.
• Understanding of System z communications, SNA concepts and assembler output listings.

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, personalised 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.