Site Reliability Engineer (w/m/d)

Worldwide | Oct. 20, 2026

Report as Closed

Company: IONOS

Country: Worldwide

Type: Remote

Employment: Full-time

Description:

About IONOS

At IONOS we don't just manage servers, we shape the digital future with our solutions for over 6.2 million customers worldwide. As Europe's leading hosting provider and pioneer of independent cloud solutions, we are building next-generation infrastructure: from sovereign cloud architectures and high-performance GPU clusters to integrated AI automation tools. 

What drives us: Digital freedom of choice for Europe and real impact for small and medium-sized enterprises (SMEs) as well as large companies. We work in agile teams, rely on transparent structures and believe that excellence and innovation can only be achieved with real team spirit. 

Ready for your next step? Become a part of IONOS and grow with us.

As a Site Reliability Engineer (SRE) in our Application Hosting Team, you form the technical backbone of our product platform for Managed Nextcloud, Nextcloud Workspace, IONOS GPT and other web services that we operate on our Kubernetes platform. Together with experienced colleagues, you will design new services and products that remain performant and fail-safe even under the highest load.

Task area

• Your main area of application is the further development of the infrastructure/platform of our products, as well as the integration of new products/web services into our Kubernetes and cloud infrastructure.
• You are responsible for the stable and secure operation of our product platform. Your expertise is in demand when it comes to in-depth analysis and optimization of our primarily containerized and Kubernetes-based application infrastructure.
• You live automation. With tools like Terraform, Gitlab CI/CD and ArgoCD, you provision and manage our entire infrastructure in a declarative and reproducible manner.
• You analyze and solve complex problems in a distributed system landscape and work on constantly improving our platform.
• You develop and maintain our monitoring, logging and alerting solution (e.g. with Prometheus, Grafana, ELK stack) in order to proactively identify bottlenecks and sources of errors.

Qualifications

• You have several years of experience as a Site Reliability Engineer or in a related role (Linux System Administrator, Platform Engineer, DevOps Engineer, Full Stack Developer) in a Linux and Kubernetes environment.
• Very good knowledge and several years of experience in using the Linux operating system, container technologies and especially in Kubernetes.
• You have experience with Infrastructure as Code (preferably Terraform), CI/CD pipelines (e.g. GitLab CI/CD or GitHub Actions) and in the use and use of Helm Charts.
• You can certainly develop in at least one programming or scripting language (e.g. Go, Python, Bash) to solve automation and monitoring tasks and may have already gained initial experience in building operators.
• Experience operating and troubleshooting in highly available and distributed production environments, including monitoring, alerting and log analysis of distributed applications (e.g. Prometheus, Grafana, FluentD, ELK, VictoriaMetrics, icinga).
• You have a proactive, solution-oriented, independent way of working and the ability to systematically analyze complex technical problems and solve them sustainably.
• Good knowledge of German and English is required.

Benefits

• Hybrid working model.
• Flexible working hours through trust-based working hours.
• At some locations there is a subsidized canteen and various free drinks.
• Modern office space with very good transport connections.
• Various employee discounts for activities and products.
• Employee events such as summer and winter celebrations, as well as workshops.
• Numerous further training and development opportunities.
• Various health offers, such as sports and health courses.

Notes on the application

We value diversity and welcome all applications - regardless of e.g. E.g. gender, nationality, ethnic and social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant criterion under applicable law.

Apply here:

Web: Apply here

Emails: