Mainframe Administrator (System & DBA) (REF4677F)

DeutscheTelekomITSolutions

Budapest, Pécs, , Hungary permanent

Posted: September 23, 2025

Required Skills

Job 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.

• Installation / configuration MSY related DB2 DB Instances:• Installation and configuration of DB 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 DB Basis Security
• DB2 System Programming, administration DB2 parameters
• DB2 System Administration Operations (Creation, Update, deletion System Objects in DB 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 LOGs, etc, Admin System Log Files                                               
• Troubleshooting
• Incident, Problem, Change Management                                                              
• Audit issues remediation 
• Documentation (system and operating documentation) for DB Systems
• Implementation High Availability DB2-SYSPLEX solution like DB2 Data Sharing

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 tables (Catalogs, Libraries, etc.; ONLY DB2)
• Review of the physical DB consistency (DB Checker)
• DBA- Administration (e.g.: define, delete, generate, reorganize) of application databases

• Minimum 3 years’ experience in a similar position with equivalent responsibility
• Skills for the installation, configuration, and maintenance of Mainframe related DB2 Systems
• Skills to perform DB2 DBA tasks supporting Application Changes from DB2 point of view
• Good Knowledge of DB2 system architecture and of DB2 related SW (admin tools, cloning, development supporting tools, etc.)
• Availability to support on call duty shifts (besides normal office hours)

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

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