Senior Platform/ DevOps Engineer (m/f/d)

beyonnex.io is part of the noventic group, focused on climate intelligent management of real estate. They are seeking a Senior Platform / DevOps Engineer to design, build, and operate their AWS and Kubernetes-based platform, ensuring efficient integration with on-prem infrastructure and supporting product teams with clear platform interfaces.

Responsibilities:

• Design, build and operate our AWS- and Kubernetes-based platform
• Own one or more areas (e.g. Kubernetes, observability, networking, IaC) and act as the go-to person for those topics in the team
• Operate production AWS environments (multi-account, multi-environment)
• Operate Kubernetes clusters (upgrades, capacity, reliability, security)
• Design and maintain Argo CD–based GitOps workflows (multi-cluster, multi-env)
• Contribute to CI/CD patterns and deployment strategies together with the team
• Evolve and operate our observability stack:
• Metrics: Prometheus, Thanos
• Logs: Grafana Loki
• Traces: Grafana Tempo
• Instrumentation: OpenTelemetry
• Help define SLOs, dashboards and alerting that are actually useful for teams
• Work on Kubernetes networking, Ingress controllers and traffic routing
• Contribute to designs using Envoy (or Envoy-based components), API gateways and SD-VPN solutions
• Build and maintain Terraform modules and state layouts for AWS, Kubernetes and related infrastructure
• Help migrate existing/manual infrastructure to Terraform with minimal disruption
• Support connectivity and integration between cloud workloads and on-prem systems
• Work as part of the existing Platform team – participate in design reviews, incident reviews and on-call
• Support product teams as internal customers by providing clear platform interfaces, documentation and examples

Requirements:

• 10+ years of experience in infrastructure / operations / platform / DevOps roles
• Strong experience with AWS in production: Multi-account setups (e.g. separation of dev / test / prod), Networking (VPC, subnets, routing, security groups, load balancers), Landing Zones, IAM and security best practices
• Strong experience with Kubernetes in production: Operating clusters (EKS or similar), Workloads, deployments, autoscaling, upgrades and cluster lifecycle
• Solid observability experience with at least several of: Prometheus, Thanos, Grafana, Grafana Loki, Grafana Tempo or similar logging/tracing systems, OpenTelemetry for metrics/logs/traces instrumentation and pipelines
• Solid networking knowledge: TCP/IP, DNS, TLS, HTTP, routing, VPNs, firewalls, load balancing, Experience with Envoy (directly or via service mesh / API gateway), Ingress controllers and API gateways
• Experience with SD-VPN solutions (e.g. AWS VPN, Tailscale or similar)
• Strong experience with Terraform and Terragrun: Modular design, state management, remote backends, Managing AWS/Kubernetes infrastructure as code at team or org scale
• Hands-on experience with Argo CD and GitOps principles: Application structure, app-of-apps patterns, promotion across environments, RBAC and ABAC
• Experience with traditional/on-prem infrastructure (VMs, networks, VPNs, storage, legacy systems) and connecting it to cloud environments
• Comfortable working in a remote-first environment in European time zones (good written communication, async collaboration)
• Experience with Crossplane in production
• Experience in a Platform/Enablement team serving multiple product teams
• Experience with Argo Workflows or similar workflow/orchestration tools
• Experience with AWS Control Tower and Account Factory
• German language skills (B2)