Cyclad

RedHat OpenShift Application Administrator

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SeniorHybryda·WarszawaFull-time·B2B

#434262·Dodano miesiąc temu·2

Źródło: Cyclad

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Tech Stack / Keywords

RedHat OpenShiftOpenShiftHelm ChartsJenkins ArgoCD Prometheus Grafana Ansible PythonYAML

Firma i stanowisko

In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future.

Wymagania

Minimum 7 years of professional experience after education, including at least 3 years in a similar role
Minimum 3 years of daily hands-on experience with OpenShift applications, including deployment, troubleshooting, scaling, and application configuration
English proficiency at B2 level
At least one of the following:
- Red Hat Certified OpenShift Administrator certification or equivalent internationally recognized certification
- Additional 3 years of OpenShift Administration experience above the minimum required experience level
Excellent practical knowledge of Red Hat OpenShift application administration
Experience in deploying, configuring, and maintaining containerized applications in OpenShift environments
Expertise in YAML, Helm Charts, and OpenShift Templates for application deployment
Strong knowledge of OpenShift application model, including Projects/Namespaces, Service Accounts, Secrets, and ConfigMaps
Knowledge of application security settings, including Pod Security Admission / Standards, SCC, Network Policies, and image signing/scanning
Experience implementing and troubleshooting Routes, Services, Ingress configurations, TLS termination, and path-based routing
Experience with application scaling and optimization using HPA, VPA, resource requests/limits, and health probes
Experience with CI/CD pipelines, Jenkins, ArgoCD, and GitOps methodologies
Practical experience managing namespaces/projects, including RBAC, quotas, and limit ranges
Experience implementing Network Policies and Security Constraints at application and namespace level
Experience with application monitoring and logging using OpenShift native tools, Prometheus, Grafana, and application-specific metrics
Strong scripting and automation skills using Ansible, Python, and Helm Charts
Strong troubleshooting and analytical skills in distributed containerized environments
Experience working in restricted or secure environments
Strong documentation discipline (runbooks, SOPs, technical documentation)

Obowiązki

Configuration, deployment, and maintenance of containerized applications on OpenShift using manifests, Helm Charts, Templates, and Operators
Managing namespaces and projects for applications, including RBAC, quotas, limit ranges, and resource allocation
Configuration of application exposure and routing, including Routes, Services, TLS, external access, and load balancing
Implementation and maintenance of application security mechanisms such as SCC, Pod Security, Network Policies, and secret rotation
Application scaling and optimization activities, including resource tuning and performance troubleshooting
Providing operational support to development teams, including troubleshooting pods, logs, events, restarts, and rollbacks
Supporting CI/CD and GitOps processes using Jenkins, ArgoCD, and Helm
Collaboration with stakeholders on requests for new functionalities and application resources
Monitoring application health and performance using OpenShift native tools, Prometheus, Grafana, alerts, dashboards, and capacity planning
Preparing and maintaining technical documentation, SOPs, and application runbooks

Benefity

Private medical care with dental care (covering 70% of costs) with family package option
Multisport card also for an accompanying person
Life insurance
Work with talented engineers on large-scale, technically challenging projects

Opieka zdrowotna

Karta sportowa

Ubezpieczenie

Cyclad

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