OpenShift & Kubernetes Systems Admin (Hybrid Kraków)

Brown Brothers Harriman; Kraków; Hybrid; PLN 120,000 - 160,000; Full time

Benefits offered by this job

Private medical care

Life Insurance

Employee Assistance Program

Professional trainings and квалиficat…

Job summary

Brown Brothers Harriman (BBH) in Kraków is seeking a System Administrator to join the Infrastructure Strategy team. You will operate, maintain, and secure OpenShift/Kubernetes clusters, onboarding and supporting containerized apps, and building CI/CD pipelines.

The role requires strong Linux skills, Docker/Jenkins/Jira/Nexus experience, and readiness for on-call support. The position offers a hybrid work model with 3 days in the office and 2 days flexible, and BBH benefits including private

Qualifications

• Hands-on OpenShift admin in production

Responsibilities

• Install, configure, administer, patch, and upgrade OpenShift and Kubernetes clusters across their lifecycle.
• Monitor cluster health, capacity, performance, availability, and security; identify risks and implement preventative improvements.
• Provide day-to-day operational support for containerized applications, including onboarding, deployment, configuration, scaling, and troubleshooting.
• Partner with development teams to migrate applications to the container platform and promote reliable operating practices.
• Build, maintain, and improve CI/CD pipelines and automation for platform and application deployments.
• Administer supporting platform services, including container registries, storage, logging and monitoring, Kafka/Strimzi, and OpenTelemetry for Splunk.
• Manage platform access, certificates, secrets, networking, backup and recovery procedures, and configuration in line with security and compliance requirements.
• Create and maintain accurate documentation, runbooks, architecture records, and operational procedures.
• Investigate incidents and recurring problems, coordinate resolution of high-severity issues, and provide clear summaries to senior management.
• Participate in an on-call rotation supporting production platforms and containerized applications.

Skills

OpenShift administration

Kubernetes concepts

CI/CD knowledge

Linux administration

Scripting/automation

Git/Jenkins/Jira/Nexus experience

Communication & documentation

On-call readiness

Tools

Docker

Jenkins

Git

Nexus

Jira

Job description

Brown Brothers Harriman (BBH) in Kraków is seeking a System Administrator to join the Infrastructure Strategy team. You will operate, maintain, and secure OpenShift/Kubernetes clusters, onboarding and supporting containerized apps, and building CI/CD pipelines.

The role requires strong Linux skills, Docker/Jenkins/Jira/Nexus experience, and readiness for on-call support. The position offers a hybrid work model with 3 days in the office and 2 days flexible, and BBH benefits including private