Mainframe IMS Specialist (IMS DB/DC Administrator & Support Engineer)

About Atos Group

Atos Group is a global leader in digital transformation with c. 56,000 employees and annual revenue of c. €7.2 billion (at the go-forward perimeter), operating in 54 countries under two brands – Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is the brand under which Atos SE (Societas Europaea) operates.

Atos SE listed on Euronext Paris.

Role Summary

We are looking for a Mainframe IMS Specialist to support and maintain IBM IMS environments running on IBM z/OS. In this role, you will work on the administration, support, optimization, and ongoing improvement of business‑critical Mainframe systems while collaborating with global teams and customers.

Key Responsibilities

• Support and maintain IMS DB and IMS TM/DC environments.
• Assist with installation, configuration, upgrades, and maintenance activities.
• Monitor system performance and help identify optimization opportunities.
• Troubleshoot incidents and contribute to problem resolution.
• Participate in change implementations and system enhancements.
• Support automation, modernization, and continuous improvement initiatives.
• Maintain technical documentation and operational procedures.
• Contribute to backup, recovery, and availability processes.

Skills & Experience

• IBM z/OS
• IMS DB and/or IMS TM/DC
• JCL, TSO/ISPF, SDSF
• DBRC, VSAM
• REXX or other scripting tools
• Mainframe monitoring and scheduling tools
• Performance tuning, backup and recovery concepts

Additional experience with DB2, IBM MQ, COBOL, PL/I, Java, CICS, or automation initiatives would be an advantage.

What We’re Looking For

• Analytical and problem‑solving mindset.
• Ability to work both independently and as part of a team.
• Good communication skills and willingness to learn.
• Interest in Mainframe technologies and operational excellence.

Nice to Have

• Experience with modernization or automation projects.
• Familiarity with ITIL processes.
• Exposure to disaster recovery or high‑availability environments.
• IBM Z or related certifications.

Benefits

• Access to training and certifications (access to SAP Hub Learning platform).
• Hybrid mode of work (only max. 2 times per month based on your location).
• 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.
• Gift packages for special occasions (Easter, Christmas, Children’s Day).
• Appreciation for seniority additional days off, Atos Jubilee gifts.
• Charity and eco initiatives.
• Flexible working hours.

We take care of your personal data privacy. More information about processing your data within recruitment process you can find on our website https://atos.net/pl/polska/gdpr.