Integration Engineer OpenSearch

• IT - IT Infrastructure & Operations • IT - IT Management • Zürich • Contracting • Part-time, 50% • 01.07.2026 - 31.08.2026 (Option for extension) • OpenSearch , CMP, Cluster , OpenShift, DevOps, Kubernetes Your tasks: • Analysis of performance problems of an existing OpenSearch installation (OpenSearch v3.2.0) on the municipal Container Management Platform (CMP) • Evaluation of the existing OpenSearch architecture and the current setup • Analysis of configuration parameters and system settings • Definition of relevant performance metrics for monitoring the OpenSearch Cluster • Development of a future-proof architecture and scaling concept for increasing log data volumes • Development of recommendations and measures to ensure a constantly high performance • Documentation of the analyses and results carried out • Handover of the developed results Your profile: • Sound experience with OpenSearch environments • Experience in the analysis and optimization of performance and scaling problems • Knowledge in architecture reviews as well as the conception of scalable platforms • Experience with containerized environments is an advantage • Analytical and structured way of working • Ability to document technical recommendations in an understandable manner • Very good German and English skills