Mainframe Systems Administrator zOS

JR United Kingdom; Bradford; On-site; GBP 45,000 - 65,000; Full time

Job summary

JR United Kingdom is seeking a Mainframe System Administrator zOS to tackle complex challenges, ensuring operational stability for major clients. This role offers an excellent opportunity to grow within a dynamic environment, participating in modernization efforts while collaborating with diverse teams. Candidates should possess foundational knowledge of zOS systems and be eligible for full UK Security Clearance.

Qualifications

• Eligible for full UK Govt Security Clearance.
• Customer success oriented with a growth mindset.
• Experience with Mainframe product installation and maintenance.

Responsibilities

• Managing systems data for clients and ensuring security compliance.
• Collaborating with technicians to prioritize service tickets.
• Driving personal and professional development while supporting client solutions.

Skills

MVS SMP/e skills

Proficiency with zOS tools

Experience in zOS administration

Customer-focused mindset

Willing to learn

Job description

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Client:

Location:

bradford, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

04.06.2025

Expiry Date:

19.07.2025

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Job Description:

As a Mainframe System Administrator zOS 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 Mainframe System Administrator zOS 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 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.

• 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.
• It is essential that applicants are eligible for full UK Govt Security Clearance.

Job Qualifications

• 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:

• MVS SMP/e skills and foundational knowledge of zOS systems
• Proficiency with common zOS system tools such as TSO, ISPF, SDSF
• Experience with zOS system administration, including system installation and maintenance
• Familiarity with zOS ISHELL/OpenMVS
• Understanding of Mainframe z/OS system operations
• Experience with Mainframe product installation
• Willing to learn and grow future Mainframe Skills
• Eligible for UK Security Clearance (must have)
• Nice to have:
• Vulnerability management expertise
• Familiarity with ticketing tools (SM9, ServiceNow)
• Mainframe-related certifications are a plus