ARHS
public sector IT projects
RedHatOpenshiftApplicationAdministrator
“RedHat Openshift Application Administrator at ARHS. Skills: RedHat OpenShift Administration, Containerization, Application Deployment, Application Security, Application Monitoring, CI/CD, GitOps. Configuration, Deployment and Maintenance of containerized applications on OpenShift. Managing namespaces / projects for applications”
What You'll Achieve.
Monitoring application health and performance; capacity planning
Industry & Context.
performance troubleshooting; pod troubleshooting
What They're Looking For.
Must Have
Bachelor plus a minimum of 7years of relevant professional experience, Presents excellent command of English, at least at B2 level, Minimum 3 years of experience in a similar position, Red Hat Certified OpenShift Administrator (or equivalent certification), Minimum 3 years of daily hands-on working with OpenShift applications (deployment, troubleshooting, scaling, application configuration), Experience in managing projects/namespaces for applications (creation, quotas, limit ranges, RBAC), Practical knowledge in configuring and troubleshooting Routes / Services / Ingress for applications (TLS, path-based routing etc.), Experience in implementing Network Policies and Security Constraints on application / namespace level, Experience in application monitoring and logging (built-in OpenShift tools + Prometheus, Grafana, application specific metrics), Expertise in GitOps / ArgoCD, Helm charts - application of changes from Git to specific namespaces / apps, scripting and automation skills with proficiency in Ansible, Python, Helm charts, Experience in deploying, configuring, and maintaining containerized applications in RedHat OpenShift, Expertise in working with YAML / Helm charts, OpenShift templates for application deployment, Knowledge of OpenShift application model: Projects / Namespaces, Service Accounts, Secrets, ConfigMaps etc., Knowledge of application security settings (Pod Security Admission / Standards, Security Context Constraints, Network Policies per app, image signing / scanning), Experience in scaling and optimisation of applications (Horizontal Pod Autoscaler, Vertical Pod Autoscaler, resource requests/limits, probes), Knowledge of application exposure (Routes, Services, Ingress, ExternalName, TLS termination, API Gateway patterns), Experience in CI/CD for OpenShift applications (pipelines, Jenkins, ArgoCD / GitOps)
Nice to Have
Or additional 3 years of experience with OpenShift administration beyond the minimum required for similar positions, any equivalent certification must be internationally recognized (subject to acceptance by the Contracting Authority)
What You'll Do.
Deployment and Maintenance of containerized applications on OpenShift
Managing namespaces / projects for applications
Configuration of application exposure and routing
Implementation and maintenance of application security
Application scaling and optimisation
Support for development teams
Collaboration on requests for new functionalities / resources for applications
Monitoring application health and performance
Preparing and updating documentation for applications
How You'll Work.
Team & Collaboration
Support for development teams; Collaboration on requests for new functionalities / resources for applications
Communication Scope
excellent command of English, at least at B2 level
Process & Methodology
program management
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