Mainframe Systems Administrator zOS

JR United Kingdom; Reading; On-site; GBP 40,000 - 70,000; Full time

Job summary

A leading company in the technology sector seeks a Mainframe System Administrator zOS to handle complex challenges across various platforms and services. This role involves client engagement, system management, and the opportunity for professional growth while ensuring security compliance. If you are customer-focused and keen to expand your technical skills, this position could propel your career.

Qualifications

• Experience in system installation and maintenance.
• Customer-focused and growth mindset required.
• Ability to prioritize customer success.

Responsibilities

• Manage systems data for clients and provide solutions.
• Oversee assignment queues and prioritize tickets.
• Collaborate with technicians and stakeholders.

Skills

MVS SMP/e skills

Proficiency with TSO, ISPF, SDSF

Experience with zOS system administration

Understanding of Mainframe z/OS operations

Vulnerability management expertise

Familiarity with ticketing tools

Job description

Social network you want to login/join with:

col-narrow-left

Client:

Location:

reading, United Kingdom

Job Category:

Other

-

EU work permit required:

Yes

col-narrow-right

Job Views:

3

Posted:

06.06.2025

Expiry Date:

21.07.2025

col-wide

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