z/OS Mainframe Engineer

Publication Date:  Nov 3, 2023
Ref. No:  474272

Bydgoszcz, Poland, PL, 85-240 Warszawa, Poland, PL, 00-103 Wroclaw, Poland, PL, 53-611 Krakow, Poland, PL, 31-323 Gdansk, Poland, PL, 80-309 Łódź, PL, 90-562 Opole, Poland, PL, 45-231

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We are a team of passionate experts with a clear ambition: applying digital technology to advance what matters for our clients and society.
Together we create reliable and responsive digital foundations for the world’s businesses, institutions, and communities.
Learn more on Advancing what matters


The future is our choice
At Atos, as the global leader in secure and decarbonized digital, our purpose is to help design the future of the information space. Together we bring the diversity of our people’s skills and backgrounds to make the right choices with our clients, for our company and for our own futures.


We are currently looking for a z/OS & Tools Mainframe Specialist


On this position you will have the responsibility to deliver technical support of mainframe systems and software. We are looking for an experienced z/OS & Tools Mainframe Specialists in one of following area: Networking and/or Hardware configuration (IOCDS/HCD). Currently we are open for fully remote candidates but our offices are open for everyone. Our business hours cover 8-19 CEST in shifts.


Roles and Responsibilities:

  • Software lifecycle management: installation, upgrade, maintenance and replacement of software
  • Exploring new product features which can benefit the customer as well as Atos
  • Third line support in case of software errors
  • Assist customers in using the software products
  • Incident, change and problem handling
  • Configuration and customization
  • Setup of parameters
  • Setup of customer dependent parts (e.g. user administration, product calendar, authorization matrix)
  • Documenting
  • Communication with customers and vendors
  • Participation/contribution to technical projects
  • Flexibility and ability to be part of an on call rota (standby) team

Required Skills and Experience:

  • More than 3 years’ of verifiable experience with z/OS networking or IOCDS/HCD configuration
  • At least 5-8 years’ of verifiable experience as IBM mainframe specialist (zSeries)
  • Depth knowledge and understanding of: z/OS IOCD/HCD configuration or z/OS Networking (Communication server, SNA, TCP/IP)
  • Excellent communication skills in English; German and/or French is a plus


Social Skills:

  • Ability to work well as a team member
  • Methodical and disciplined approach to work
  • Excellent analytical skills and problem solving capabilities
  • Stress resistant in case of Major Incident- and/or emergency situations
  • Good planning and organizational skills
  • Very good communication abilities
  • Ability to deal with multi-task issues
  • Initiative and good learning abilities


Our offering:

  • Wellbeing programs & work-life balance - integration and passion sharing events
  • Private medical and dental care
  • Benefits platform – shopping, cinema, sport etc.
  • Co-funding of sport activities, e.g. Multisport & OK system cards, b-active program
  • Courses and certifications e.g. Google Cloud, AWS, ITIL
  • Conferences and Expert Communities
  • Gift packages for special occasions: Easter, Christmas, Children’s Day
  • Appreciation for seniority: additional days off, Atos Jubilee gifts
  • Remote working or commuting allowance, relocation package
  • Charity and eco initiatives
  • Flexible working hours

*Your benefits could vary depending on employment contract type


What happens next?

  • Quick conversation with HR
  • Interview with a Manager/IT expert/project representative
  • Feedback (1-5 business days after the interview)
  • Work like you want-remotely, in hybrid mode or at our office

Please, attach your CV in English

If you are curious about this position and wish to find out more, don’t hesitate and contact our recruiter Anna


Here at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all.

Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment.

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Learn more about us
At Atos, we embrace diversity as the ultimate engine of ingenuity for our clients, and we constantly strive to create a culture where people feel supported and encouraged. Read more about our commitment here

Whether it is fighting climate change, promoting digital inclusion, or ensuring trust in data management – tech for good sits at the core of our identity. With numerous global recognitions for our ESG practices, we are committed to building a better future for all by harnessing the power of technology. Learn more here