Mainframe Administrator ( REF5422C)

Deutsche Telekom IT Solutions HU

📍 Debrecen, Hajdu-Bihar, Hungary 💼 Full-time 🕒 Posted June 03, 2026

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Job Description

Job Description
Provide high-level (2nd and 3rd level) support and maintenance for a Mainframe-based application, ensuring maximum uptime and performance.
Conduct troubleshooting and root cause analysis, implementing solutions to ensure system reliability and availability.
Manage incidents, change requests, and maintain system performance and stability in collaboration with the maintenance team.
Perform regular checks and preventive maintenance tasks.
Collaborate closely with the development team to implement long-term solutions and improvements.
Qualifications
Senior experience in Mainframe environments, particularly in application maintenance and operational support.
Strong ticket handling skills
Excellent analytical and problem-solving skills.
Proficiency in the German language for daily communication and documentation.
Preferred Skills:
Strong track recor...
            

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Job Details

Location Debrecen, Hajdu-Bihar
Job Type Full-time
Category Computer Occupations
Posted Date June 03, 2026
Application Deadline July 13, 2026