Our department’s vision is to build a Data-Driven IONOS Group. Our mission is to connect AI and BI, evolve our platforms, and empower our customers. As the central provider of the BI platform for Corporate, CTO topics, and state-of-the-art AI solutions, we support data-driven decision-making all across the IONOS Group.

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Currently, we are building our new cloud Big Data platform completely based on the IONOS cloud infrastructure. This means you will work with up-to-date, non-commercial technologies and have the unique opportunity to operate on our own internal cloud ecosystem, completely independent of the usual hyperscalers (AWS/GCP).
TasksYou will have Full Ownership of platform operations, serving as the operational backbone that keeps our Kubernetes-based ecosystem running smoothly and troubleshooting issues observed by platform users.
Your main tasks will include:
- Platform Operations & Stability:



Take full responsibility for running, maintaining, and maintaining the operational health of our Kubernetes-based cloud Big Data platform.
- Troubleshooting & L2/L3 Incident Response: Act as the primary point of contact for platform users (data engineers, analysts, internal teams). You will dive deep into application logs, investigate container failures, analyze pod behavior, and diagnose performance bottlenecks or process crashes.
- User Application Operations: Support and maintain internal user applications running on top of Docker and Kubernetes. Ensure deployed services are healthy, scalable, and resilient.
- Root Cause Analysis (RCA): Apply an investigation-first mindset to identify why platform or application failures occur, preventing recurring incidents rather than just applying temporary fixes.
- Agile Collaboration & Support: Work in 2-week sprints, addressing operational tickets, inci

📌 Senior Platform Operations Engineer (Madrid)
🏢 Ionos
📍 Madrid