Sovereign Cloud Engineer (m/w/d)

For our growing team, we are looking for an experienced Sovereign Cloud / Site Reliability Engineer (SRE) to support the secure, reliable, and continuous operation of modern cloud-native and Kubernetes platforms.

You will work with an experienced DevOps/SRE team on highly secure, business-critical platforms, taking responsibility for platform operations, automation, monitoring, incident management, security, and continuous improvement.

The role focuses particularly on Kubernetes, CI/CD, Infrastructure as Code, observability, logging, and operational excellence within a highly available Unified Observability Platform in a 24x7 operational environment.

**Mandatory Requirements – Please Read Before Applying**

**Citizenship**

You must hold valid citizenship in a country that is a full member of both the **European Union (EU) and NATO**.

If you hold multiple citizenships, **all citizenships must be from countries that are members of both the EU and NATO.**

**Employment in Germany**

You must:

• Be employed directly by a legal entity registered in Germany.
• Hold a German employment contract.
• Be subject exclusively to German labor law.
• Comply with all applicable German tax, social-security, and employment regulations.
• Reside in Germany.

**Employment through non-German entities, including foreign subcontractors or affiliates, does not meet this requirement.**

**Security Clearance – Ü2**

You must hold a **valid and verifiable Ü2 security clearance** in accordance with the German Security Clearance Act (*Sicherheitsüberprüfungsgesetz – SÜG*) and applicable preventive personnel sabotage-protection requirements.

## Tasks

Kubernetes & Platform Operations

• Operate and maintain Kubernetes clusters with Gardener, including workloads, deployments, Helm charts and platform components.
• Troubleshoot availability, performance and deployment issues.
• Ensure secure, scalable, resilient and highly available platforms.

CI/CD & Automation

• Operate and optimize Jenkins and ArgoCD pipelines for automated deployments.
• Implement Infrastructure as Code (IaC) and Git-based deployment workflows.
• Develop automation and operational tools using Python, Go and/or Bash.
• Automate provisioning, health and compliance checks, alerting and reporting.

Monitoring & Observability

• Manage Prometheus, Thanos and OpenTelemetry environments, including scrape jobs, alert rules and PromQL.
• Develop and maintain Grafana dashboards.
• Continuously improve monitoring and alerting capabilities.

Logging & Log Management

• Operate and optimize Elasticsearch/OpenSearch, Logstash and Kibana.
• Monitor log ingestion, storage, performance and reliability.
• Support centralized troubleshooting, anomaly detection, security and compliance.

Integration & Operations

• Integrate observability and logging platforms with ServiceNow, PagerDuty and other enterprise tools via secure APIs.
• Handle operational requests.
• Participate in Scrum, DevOps and service-improvement activities.
• Collaborate with internal teams, SAP, suppliers and stakeholders.

Incident & Problem Management

• Participate in a 24/7 on-call and shift rotation, including weekends and public holidays.
• Respond to platform, monitoring, logging and deployment incidents.
• Perform Root Cause Analysis (RCA).
• Support Major Incident Management (MIM).
• Implement sustainable corrective actions.
• Continuously improve platform stability, resilience and operational processes.

## Requirements

Key Technologies

Kubernetes | Gardener | Helm | Jenkins | ArgoCD | Git | IaC | Python | Go | Bash | Prometheus | PromQL | Thanos | OpenTelemetry | Grafana | Elasticsearch | OpenSearch | Logstash | Kibana | ServiceNow | PagerDuty | REST APIs

Technical Skills & Experience

• Proven experience as a **Sovereign Cloud Engineer and/or Site Reliability Engineer (SRE)**.
• Strong experience operating and maintaining **Kubernetes clusters**, ideally with Gardener.
• Hands-on experience with **Kubernetes workloads, deployments, Helm charts and platform components**.
• Experience troubleshooting **availability, performance and deployment issues**.
• Experience with **Jenkins and ArgoCD** for automated CI/CD deployments.
• Solid understanding of **Infrastructure as Code (IaC)** and Git-based deployment workflows.
• Programming or scripting experience with **Python, Go and/or Bash**.
• Experience with **automation of provisioning, health checks, compliance checks, alerting and reporting**.
• Hands-on experience with **Prometheus, PromQL, Thanos and OpenTelemetry**.
• Experience developing and maintaining **Grafana dashboards** and monitoring/alerting solutions.
• Experience with **Elasticsearch/OpenSearch, Logstash and Kibana**.
• Understanding of **log ingestion, storage, performance and reliability**.
• Experience supporting **centralized troubleshooting, anomaly detection, security and compliance**.
• Experience integrating platforms with **ServiceNow, PagerDuty and other enterprise tools via secure REST APIs**.
• Experience with **incident management, Root Cause Analysis (RCA) and Major Incident Management (MIM)**.
• Experience working in **24/7 operational environments**, including on-call and shift rotations.
• Strong understanding of **platform security, scalability, resilience, reliability and high availability**.
• Experience working in **Scrum and DevOps environments**.
• Strong collaboration skills and experience working with **internal teams, SAP, suppliers and other stakeholders**.

Languages

• **English:** Required
• **German:** A plus

## Benefits

What You Can Expect

• A technically challenging role within a **highly secure and business-critical cloud environment**.
• The opportunity to work with modern **cloud-native, Kubernetes and observability technologies**.
• An **international working environment** with teams and stakeholders across different locations.
• The opportunity to contribute to **automation, platform reliability and continuous improvement**.
• Remote / hybrid working possibilities within Germany.