Mainframe IMS System Administrator

Company Description
As Hungary's most attractive employer in 2025 (according to Randstad's representative survey),
Deutsche Telekom IT Solutions
is a subsidiary of the Deutsche Telekom Group. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees. We have hundreds of large customers, corporations in Germany and in other European countries.

DT-ITS recieved the Best in Educational Cooperation award from HIPA in 2019, acknowledged as the the Most Ethical Multinational Company in 2019. The company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team.

Job Description
IMS SYSTEM TASKS

• Installation / configuration MSY related IMS DBDC Instances:

• Installation and configuration of DBDC instance

• Setting up of backups for system files of the database instance (without application components)
• Integration of the database instance into the system monitoring
• Integration of the database instance into the z/OS system automation
• Integration of the database instance into the standard reporting (DB Instance Availability)

• Setting up the database basic system security (DB-internal/-external (e.g.: RACF, TSS))

• Maintain, develop Methods and Tools for Operations.

• Support to maintain the Administration of DBDC Basis Security.
• IMS DBDC System Programming, administration parameters and options.
• IMS DBDC System Administration Operations (Creation, Update, deletion System Objects in DBDC instances).
• Support for related SW Procurement, Path Management, development migration Concepts, Version and Release Upgrades.
• Prevention and Tuning (maintenance, system tuning, manage 3rd Level Support).
• Support development of System Automation and Monitoring procedures.
• Support administration and execution of the Standard Reporting.
• System Generations.
• Ensuring Data Consistency of All System Files.
• Execution of backup of all System Data.
• Archiving OLDS,LOGs etc, Admin System Log Files
• Troubleshooting.
• Incident, Problem, Change Management.
• Audit issues remediation.
• Documentation (system and operating documentation) for IMS DBDC Systems
• Implementation High Availability IMS solutions.

IMS DBA TASKS

• Set Up Backup of application databases & database Recovery.
• Reorganization/Loads/Unload
• Monitoring DB size of the application databases.
• Administration runs for maintenance of the system objects.
• Review of the physical DB consistency (DB Checker)

• DBA- Administration (e.g.: define, delete, generate, reorganize) of application databases.

• Provided day to day Application DBA support for Application changes.

• Performed PSB/ACB GEN DB utility requests, Change requests
• Monitored database performance and space utilization and tuned databases
• Monitored physical DBMS for performance and capacity requirements before and after the implementation.
• Created IMS jobs for Reorgs, Unload, Load, Image copy, Refresh etc.
• Provided application support, recommended, and implemented changes in Production.

Qualifications

• Skills for the installation, configuration, and maintenance of Mainframe related IMS DBDC Systems.
• Skills to perform IMS DBA tasks supporting Application Changes from IMS point of view.
• Skills to operate related IMS Monitors.
• Minimum 3 years' experience in a similar position with equivalent responsibility
• Good Knowledge of IMS DBDC sub systems architecture and of IMS related SW (i.e. IMS admin tools, IMS DB Automatic tools, cloning tools, development supporting tools, IMS monitors, etc.).

Additional Information

• Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation.