Job Description
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
Join the team at operational services GmbH within Deutsche Telekom IT Solutions , offering opportunities for German- and English-speaking talents. OS is one of the leading ICT service providers in the German market, delivering modern and secure IT solutions, long-term operational support, and ensuring availability of critical business processes for medium-sized and enterprise customers.
Purpose of the Role
We are looking for a Senior Database Engineer who will serve as a technical expert for building, monitoring, optimizing, and maintaining Postgres database environments.
The role also includes analyzing datasets, identifying opportunities for optimization, improving performance, and validating technical approaches using data-driven methods.
Key Responsibilities
• Administration, operation, and maintenance of Postgres environments
• Design, implementation, and optimization of database architectures
• Planning and executing installations, upgrades, migrations, and patching of Postgres DB
• Monitoring performance and tuning Postgres databases
• Implementing backup & recovery strategies
• Troubleshooting database issues, identifying root causes, and implementing corrective actions
• Ensuring availability, reliability, and high performance of database systems
• Supporting high availability and disaster recovery (HA/DR) configurations
• Creating and maintaining system and process documentation
• Collaboration with development, infrastructure, and operations teams
• Ensuring adherence to security policies, compliance requirements, and audit standards
• Contributing to automation initiatives and continuous service improvement
Qualifications
Required Skills & Experience
• Minimum 3 years of hands-on experience with Postgres administration
• Strong understanding of Postgres architecture, components, and internal processes
• Practical experience with:
o Installation, configuration, maintenance
o Performance tuning
o Backup & recovery
o Monitoring and troubleshooting
• Solid knowledge of Postgres and ability to analyze and optimize complex queries
• Experience with Linux Server environment (administration basics required)
• Analytical, systematic, and structured working style
• Strong teamwork, communication skills, and customer-oriented approach
• Ability and willingness to perform on-call duties
Nice-to-Have Technical Knowledge
• Oracle
• PostgreSQL
• MariaDB
• High Availability solutions (AlwaysOn, Failover Clustering, Log Shipping, Mirroring)
• Command-line / shell scripting
• Experience with support tools (e.g., PuTTY, monitoring dashboards, automation tools)
Education
• Bachelor’s degree in Computer Science, Information Technology, or equivalent vocational training
• Comparable experience with strong practical background is also acceptable
Language Requirements
• English: Upper Intermediate (B2)
• German: Nice to Have
Additional Information
Additional Information
Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation.
\* Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation.
