Mainframe System Programmer - specializing in CPU HW (REF4088Z)

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

Tasks:

• Global planning, provisioning and support from CPU hardware and infrastructure resources
• Design, implementation, support and standardization of procedures, methods and conventions for the operation of CPU hardware
• Ensuring design, deployment and support of a standardized capacity & performance management for CPU hardware resources
• Ensuring technical software management (planning, maintenance, support) as product owner
• Active participation in the central software placement of the system environments (Central software rollout and z/OS release management)
• Technical project management, consulting and pre-sales support
• Support for Disaster Recovery test actions
• Creation of technical concepts in collaboration with the Service Delivery Management
• Maintenance of customer-specific documentation (customer operation handbooks)
• 2nd level support  z/OS CPU hardware resources
• Operational changes/adjustments to system parameters
• Responsible for Setup, Cofiguration and operation of zSeries CECs and OSA devices.

Qualifications

Requirements:

• Mainframe HW skill z16, z15 series
• HMC
• OSA setup
• Generating IODF
• Cabling, connectivity between CECs and Storage HW
• Experience with ZIS achitecture
• Experience in the operation of  z/OS  systems and its subsystems
• Good knowledge of  mainframe hardware and software (IBM and Brocade).
• Knowledge of HMC, IO definition (HCD or HCM)
• Experience in project management
• Good know-how of the Incident/Change/Problem ITIL processes 
• Experience with working in a team
• Good language skills in German or English
• Willingness to participate later in “On Call” duty - outside office hours
• Willingness to participate on Trainings in Germany – if necessary

Personality:

• Teamplayer
• Self-motivated
• Proactivity
• Flexibility

Advantages:

• German language skill

Additional Information

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