System Administrator

• Customer support: Primary point of contact for customers via phone, email and remote access.
• Independent acceptance, processing and documentation of service requests and incidents.
• Technical support and system monitoring: Analyze, prioritize and permanently resolve incidents in the areas of virtualization, Windows and Linux server services.
• Administration of server hardware, storage systems, operating systems and networks.
• Proactive monitoring of customer systems as well as regular health checks.
• Identification of root causes and derivation of improvement measures.
• Planning, execution and control of managed services within agreed SLAs.
• Participation in change management and consistent documentation of all processes.
• Preparation of service reports and support for Continual Service Improvement (CSI).
• Close collaboration with customers and internal teams to ensure stable, secure and high-quality service delivery.

IT System Administrator

• Manage Infrastructure & Databases: Manage and optimize Linux servers in public cloud environments while operating and improving distributed database systems (e.g., ScyllaDB, Cassandra, Elasticsearch/OpenSearch). Ensure high availability, reliability, and performance across both compute and data layers.
• Proactive Monitoring & Performance Optimization: Continuously monitor system and database performance, identify bottlenecks, and implement tuning measures across distributed data clusters and Linux environments.
• Troubleshoot Distributed Systems: Diagnose and resolve complex issues within distributed databases, Linux servers, and cloud infrastructure—ensuring stable, scalable, and resilient operations.
• Automate with IaC: Increase efficiency through Infrastructure-as-Code (IaC) using tools like Ansible, automating database operations, cluster provisioning, and configuration management.
• Collaborate Across Teams: Work closely with cross-functional teams to optimize, scale, and evolve infrastructure and database systems for internal services and customer-facing platforms.
• Guide & Support: Provide expert guidance to colleagues and customers on database best practices, system performance, and scalable architecture patterns—ensuring smooth cloud and data operations internationally.

Senior System Administrator – Linux

• Customer support: Primary point of contact for customers via phone, email and remote access.
• Independent intake, processing and documentation of service requests and incidents.
• Technical support and system monitoring: Analyze, prioritize and sustainably resolve incidents related to virtualization, Windows and Linux server services.
• Administration of server hardware, storage systems, operating systems and networks.
• Proactive monitoring of customer systems and regular health checks.
• Identify root causes and derive improvement measures.
• Managed services: Plan, execute and control managed services within agreed SLAs.
• Participate in change management and consistently document all activities.
• Prepare service reports and support continual service improvement (CSI).
• Work closely with customers and internal teams to ensure stable, secure and high-quality service delivery.

IT System Administrator – m/f/d

• Your responsibilities will include the administration, expansion, and optimization of our Linux-based systems (laptops and servers), as well as the administration of the Kubernetes platform
• Problem analysis, troubleshooting, and documentation are also part of your responsibilities
• You will handle Jira support tickets raised to the Linux/Unix team
• You will mainly interact with internal customers and will also be in daily contact with our Paris-based Unix team

System Administrator – Linux, Open Source Software

• Customer support: primary point of contact for customers via phone, email, and remote access.
• Independent receipt, handling, and documentation of service requests and incidents.
• Technical support and system monitoring: analyze, prioritize, and permanently resolve incidents.
• Administration of server hardware, storage systems, operating systems, and networks.
• Proactive monitoring of customer systems and regular health checks.
• Identifying root causes and deriving improvement measures.
• Planning, execution, and management of managed services within agreed SLAs.
• Participation in change management and consistent documentation of all processes.
• Creation of service reports and support for Continual Service Improvement (CSI).

IT System Administrator – m/w/d

• Mitarbeit im Betrieb und der Weiterentwicklung von IT-Plattformen und Unternehmenssystemen
• Pflege, Strukturierung und kontinuierliche Verbesserung von IT-Daten (z. B. Systemlandschaften, Applikationen, Schnittstellen)
• Sicherstellung einer hohen Datenqualität, Transparenz und Dokumentation innerhalb der IT-Systeme
• Unterstützung beim Aufbau und der Weiterentwicklung von Enterprise Architecture Strukturen (z. B. mit Tools wie LeanIX)
• Analyse und Dokumentation von IT-Landschaften, Anwendungen und deren Abhängigkeiten
• Enge Zusammenarbeit mit IT-Teams und Fachbereichen zur Abstimmung von Anforderungen und Datenstrukturen
• Unterstützung bei der Standardisierung von Prozessen und Governance-Themen im IT-Umfeld
• Vorbereitung von Reports, Auswertungen und Entscheidungsgrundlagen für Stakeholder
• Aktive Mitwirkung bei der Optimierung von IT-Prozessen und digitalen Strukturen

• Manage and maintain corporate IT infrastructure, including SaaS applications, cloud services, and internal systems.
• Oversee user access, account provisioning, and identity management across platforms (Google Workspace, Okta, Azure AD, etc.).
• Ensure network security, endpoint protection, and data encryption policies are in place.
• Monitor and optimize hardware and software performance, troubleshooting issues as needed.
• Implement and enforce IT security best practices, including multi-factor authentication (MFA) and role-based access control (RBAC).
• Maintain and support company-wide SaaS tools (Slack, Zoom, Notion, Atlassian, etc.).
• Assist in onboarding and offboarding employees by setting up and deactivating accounts.
• Automate IT operations, workflows, and system monitoring to improve efficiency.
• Maintain software licenses, compliance requirements, and IT documentation.
• Provide technical support and training to employees, ensuring smooth system usage.

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IT System Administrator

Senior System Administrator – Linux

IT System Administrator – m/f/d

System Administrator – Linux, Open Source Software

IT System Administrator – m/w/d

System Administrator

System Administrator