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RedHat Openshift Application Administrator

Company

ARHS Hellas

Location

Warsaw, Masovian Voivodeship

Posted

May 27, 2026

Position Overview

Job Description

  • Configuration, Deployment and Maintenance of containerized applications on OpenShift (manifests, Helm, Templates, Operators...)
  • Managing namespaces / projects for applications (RBAC, quotas, limit ranges, resource management etc.)
  • Configuration of application exposure and routing (Routes, Services, TLS, external access, load balancing)
  • Implementation and maintenance of application security (SCC, PodSecurity, Network Policies, secrets’ rotation)
  • Application scaling and optimisation (resource tuning, performance troubleshooting)
  • Support for development teams (pod troubleshooting, logs, events, restarts, rollbacks)
  • Collaboration on requests for new functionalities / resources for applications
  • Monitoring application health and performance (alerts, dashboards, capacity planning)
  • Preparing and updating documentation for applications, SOPs, application runbooks

Qualifications

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