# RedHat OpenShift Application Administrator

**Company:** [SquareDev](http://jobs.workable.com/companies/wQZ5ptvWTa31vomire9Cix.md)
**Location:** Warsaw, Poland
**Workplace:** hybrid
**Employment type:** Full-time
**Department:** Consulting

[Apply for this job](http://jobs.workable.com/view/fd215380-4974-4c80-aa90-4329d49a346a)

## Description

**Why are you looking for a job?**

If your answer ticks all the boxes, this could be the start of a great collaboration.

-   You have a curious mind - You won't understand what we're talking about if you don't 🤔
-   You want to learn more around technology - You won't survive if you don't 😱
-   You want to make the world a bit better - We don’t like you if you don’t 😎

We happen to be just like that as well. We like hacking things here and there (you included) and create scalable solutions that bring value to the world.

### **SquareDev? 🐿️**

We use state-of-the-art technology to build solutions for our customers and our partners' customers. We make sure we stay best-in-class by participating in **research projects across Europe**, collaborating with **top universities and enterprises** **on** **AI, Data, and Cloud**.  
  
**About QnR Group**

**SquareDev is a member of the** **QnR Group**, a leading technology organization specializing in end-to-end custom software solutions, Artificial Intelligence, Cybersecurity, SAP S/4HANA, SAP Business One, ServiceNow, and FinTech solutions.

As part of QnR Group's ongoing expansion — both in Greece and internationally — we are continuously hiring across a wide range of tech roles. Successful candidates may be hired by QnR Group, or another company within the Group, depending on the role and project.

### **Role overview**

We're looking for a **RedHat OpenShift Application Administrator** to join a project with one of our public-sector clients in Warsaw and to own the lifecycle of applications running on OpenShift — from deployment and exposure to security, scaling, and day-to-day support. You'll partner closely with development teams to keep applications reliable, secure, and production-ready.

## Requirements

**The ideal candidate will be responsible for:  
**

-   Deploying and maintaining containerized applications on OpenShift (Helm, templates, Operators).
-   Managing namespaces and projects — RBAC, quotas, limit ranges.
-   Configuring application exposure and routing (Routes, Services, TLS).
-   Implementing application security (SCCs, Pod Security, Network Policies, secrets).
-   Scaling and optimising applications, troubleshooting performance issues.
-   Supporting dev teams with pod troubleshooting, logs, rollbacks.
-   Monitoring application health and maintaining documentation/runbooks.

**To excel in this role, you'll need:**

-   At least **7 years** of relevant IT professional experience with at least **3 years** in a similar position.
-   Bachelor’s or Master’s degree in Computer Science, Engineering or a related technical field.
-   **RedHat Certified OpenShift Administrator** or equivalent internationally recognized **certification**.
-   Strong knowledge of YAML, Helm charts, and OpenShift templates.
-   Experience with Routes, Services, Ingress, and TLS configuration.
-   Experience implementing Network Policies and Security Constraints.
-   Experience with monitoring/logging using OpenShift tools, Prometheus, and Grafana.
-   Hands-on experience with GitOps/ArgoCD and CI/CD pipelines (Jenkins).
-   Scripting and automation skills in Ansible, Python, and Helm.
-   English at **B2 level (CEFR)** or higher.