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 Knowledge of software installation (SMP/E)  Programming knowledge of REXX and JCL Knowledge of Sysplex, Parmlib, Proclib, and JES2 Excellent communication skills in English Nice to have: Understanding of VTAM, TCP/IP, Enterprise Extenderz/OS IOCD/HCD configuration Knowledge of subsystems: DB2, IMS, CICS Dump analysis Performance tuning – RMF, SMF, Omegamon z/VM, zLinux Virtualization technologies – zCX Mainframe modernization – ZOWE, Ansible Experience in migration projects – z/OS upgrade to z/OS 3.1, Sysplex migration WebSphere MQ for z/OS z/OSMF – configuration and maintenance Security management – RACF and Top Secret   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 typePlease, attach your CV in English We Are Open to Hiring People with DisabilitiesAt 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.