Site Reliability Engineer (f/m/d)
IONOS · Karlsruhe, Baden-Württemberg, Germany
About this role
As a Site Reliability Engineer in the Application Hosting Team, you will be responsible for the managed Nextcloud, Nextcloud Workspace, and IONOS GPT services on a Kubernetes platform. Your main focus is the further development of and integration of new products into the infrastructure/platform. You will use tools like Terraform, GitLab CI/CD, and ArgoCD to provision and manage infrastructure declaratively and reproducibly. You will also be responsible for the stable and secure operation of the product platform, in-depth depth analysis and optimization of containerized and Kubernetes-based application infrastructure. You will develop and maintain monitoring, logging, and alerting solutions such as most of the ELK stack, Prometheus, and Grafana.
Skills & technologies
Must have
- Kubernetes
- Linux
- Terraform
- GitLab CI/CD
- Helm
- Go
- Python
- Bash
- Prometheus
- Grafana
- ELK
- FluentD
- VictoriaMetrics
- Icinga
Nice to have
- Kubernetes Operators
Read full description
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, as well as other web services that we operate on our Kubernetes platform. Together with experienced colleagues, you design new services and products that remain performant and resilient even under the highest load.
Tasks
- Your main area of focus is the further development of the infrastructure/platform for 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. Using tools like Terraform, GitLab CI/CD, and ArgoCD, you provision and manage our entire infrastructure declaratively and reproducibly.
- You analyze and resolve complex issues in a distributed system landscape and work on the continuous improvement of our platform.
- You develop and maintain our monitoring, logging, and alerting solutions (e.g., using Prometheus, Grafana, ELK stack) to proactively identify bottlenecks and sources of error.
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.
- Strong knowledge and several years of experience using the Linux operating system, container technologies, and specifically Kubernetes.
- You have experience with Infrastructure as Code (preferably Terraform), CI/CD pipelines (e.g., GitLab CI/CD or GitHub Actions), and using Helm Charts.
- You can confidently develop in at least one programming or scripting language (e.g., Go, Python, Bash) to solve automation and monitoring tasks, and you may already have initial experience building Operators.
- Experience operating and troubleshooting 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 and sustainably solve complex technical problems.
- Good German and English language skills are required.
Benefits
- Hybrid working model.
- Flexible working hours through trust-based working hours.
- At some locations 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 parties, as well as workshops.
- Numerous training and development opportunities.
- Various health offers, such as sports and health courses.
