OpenShift Administrator

Working as an OpenShift Administrator you will:

• Handle the day-to-day deployment and configuration of applications utilizing Helm charts, Operators, templates, and manifests.

• Oversee namespaces and project environments, taking charge of Role-Based Access Control (RBAC), resource allocations, and quotas.

• Set up and manage application network routing, external connectivity, TLS configurations, Services, and load balancers.

• Ensure robust application security by implementing Network Policies, PodSecurity, Security Context Constraints (SCC), and handling secret rotations.

• Monitor system performance, conduct capacity planning, scale resources efficiently, and configure custom dashboards alongside alerting mechanisms.

• Deliver advanced 2nd and 3rd tier technical support to development teams, resolving complex issues through log investigation, rollbacks, and pod restarts.

• Champion GitOps methodologies while actively generating and updating standard operating procedures (SOPs), runbooks, and comprehensive technical documentation.

Chabre IT Services is a global professional IT services provider, building long-lasting relationships with Enterprises. We specialize in the delivery of tailor-made solutions,  smart outsourcing, try&hire, and success fee services. We are a smart IT boutique with unique knowledge, which will deliver your ideas into reality.

Our client is a large international public-sector organization operating in a highly regulated and security-focused environment. The organization is responsible for coordinating complex operations, ensuring operational resilience, and maintaining continuity of critical services across multiple stakeholders and jurisdictions. You will join an institution that values structured governance, strong security standards, operational excellence, and cross-functional collaboration in an international setting.

• Proven commercial experience in administrating containerized platforms, specifically OpenShift or Kubernetes.

• Strong hands-on knowledge of application deployment tools, including Helm and Kubernetes Operators.

• Solid understanding of container networking concepts (routing, load balancing, external exposure, and TLS).

• Practical knowledge of implementing security standards such as SCC, RBAC, and Network Policies.

• Experience with monitoring, alerting systems, and performance tuning for containerized applications.

• Familiarity with GitOps practices and a proactive approach to automation.

• Strong analytical skills with a track record of providing effective L2/L3 support and troubleshooting complex infrastructure issues.

• Excellent English skills (at least B2+ level).

• Rate up to 200,00 PLN/h + VAT
• Onsite work (Warsaw)
• Subsidy for peripherals in the amount of 500,00zł
• Working tool (MacBook Pro or Lenovo Legion 5)
• Co-financing of courses related to the position
• Benefits: MultiSport, Medicover