zOS System Programmer

Publication Date:  Sep 23, 2025
Ref. No:  536886
Location: 

Bydgoszcz, PL

Who we are.
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

About Atos

 

Atos is a global leader in digital transformation with c. 78,000 employees and annual revenue of c. € 10 billion. European number one in cybersecurity, cloud and high-performance computing, the Group provides tailored end-to-end solutions for all industries in 68 countries. A pioneer in decarbonization services and products, Atos is committed to a secure and decarbonized digital for its clients. Atos is a SE (Societas Europaea) and listed on Euronext Paris.

 

The purpose of Atos is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space.


Your job in a nutshell:


On this position you will have the responsibility to deliver technical support of mainframe systems and software. We are looking for an experienced zOS System Programmer.


What will you be doing:

  • 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 


Requirements:

  • In depth knowledge and understanding of z/OS and related product software z/OS 
  • Programming knowledge of REXX and JCL 
  • Knowledge of installation (SMP/E
  • Knowledge of Cobol and/or Assembler is an advantage 
  • Depth knowledge and understanding of: z/OS IOCD/HCD configuration or z/OS Networking (Communication server, SNA, TCP/IP)
  • Excellent communication skills in English

 

Rewards and benefits:

  • 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
  • Hybrid working
  • Charity and eco initiatives
  • Flexible working hours

*Your benefits could vary depending on employment contract type


Please, attach your CV in English

 

We Are Open to Hiring People with Disabilities
At our company, we believe that diversity and inclusivity are key to our success. Therefore, we are pleased to announce that we encourage hiring people with disabilities. We value the unique talents and perspectives that each person brings to our team. We provide support and workplace accommodations to ensure that everyone can fully realize their potential. Join us and let’s create an inspiring workplace together!

 

 

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. 


Choose your future. Choose Atos.

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