Key skills
KubernetesPrometheusGrafanaObservabilityKibanaLokiPostgreSQLKPIsSLOsDocumentationCommunication
About this role
Jetbro is a technology consulting and systems integration firm that builds reliable, scalable digital systems. They are seeking a DevOps Engineer to evaluate and strengthen an existing observability stack for a large enterprise client running Mendix applications on Kubernetes, focusing on auditing configurations and recommending improvements.
Responsibilities:
- Audit Prometheus scrape targets, exporters, and metric endpoints
- Review Grafana dashboards, alert rules, and data sources
- Assess log coverage across Kibana and Loki
- Map monitoring coverage across application, infrastructure, database, ingress, and platform layers
- Identify missing exporters, stale dashboards, broken panels, and alert gaps
- Analyze historical metrics to establish performance baselines
- Define SLOs, KPIs, warning thresholds, and breach thresholds
- Suggest Prometheus alert rules and Alertmanager routing strategies
- Implement KPI and SLO alerts within Grafana alert management
- Evaluate Kubernetes cluster topology and infrastructure usage patterns
- Recommend architecture optimizations based on observed load and behavior
- Document findings in structured audit and advisory reports
- Participate in weekly syncs and structured handover sessions
Requirements:
- 3+ years of experience in DevOps or Platform Engineering
- Strong hands-on experience with Kubernetes production environments
- Experience working with Prometheus for metrics collection and alerting
- Experience configuring and reviewing Grafana dashboards and alerts
- Exposure to log management systems such as Kibana or Loki
- Strong understanding of observability across application, infra, DB, and ingress layers
- Experience defining or working with KPIs and SLOs
- Experience analyzing historical performance data
- Ability to troubleshoot production-level monitoring gaps
- Strong documentation and communication skills
- Experience with Mendix environments
- Experience monitoring JVM-based applications
- PostgreSQL performance monitoring exposure
- Experience with Alertmanager configuration
- Experience in audit or advisory-style engagements
- Exposure to enterprise Kubernetes architectures