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

Atos; Warszawa; Hybrid; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Hybrid work mode

Private medical and dental care

Training and certifications

Wellbeing programs

Gift packages

Job summary

Atos Group is seeking a Mainframe IMS Specialist to support and maintain IBM IMS environments on IBM z/OS. You will collaborate with global teams to optimize and improve critical systems.

The role involves installation, configuration, upgrades, monitoring, and incident resolution while contributing to automation and modernization initiatives. Hybrid work arrangements are available along with training opportunities.

Qualifications

• Experience with IBM z/OS environments.
• Hands-on knowledge of IMS DB and IMS TM/DC.
• Proficiency in JCL, TSO/ISPF, and SDSF.

Responsibilities

• Support and maintain IMS DB and IMS TM/DC environments.
• Assist with installation, configuration, upgrades, and maintenance.
• Monitor system performance and identify optimization opportunities.
• Troubleshoot incidents and contribute to problem resolution.
• Participate in change implementations and system enhancements.
• Support automation, modernization, and continuous improvement.

Skills

IBM z/OS

IMS DB

IMS TM/DC

JCL

TSO/ISPF

SDSF

DBRC

VSAM

REXX

Mainframe monitoring

Performance tuning

Tools

Mainframe monitoring tools

Scheduling tools

Job description

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.