Senior OpenShift Administrator (Azure ARO) (m/f/n)

Quick Facts

• Role: Azure Red Hat and on-prem OpenShift Administrator

• Focus: Managing Azure Red Hat OpenShift (ARO) and on-premises OpenShift environments

• Work model: Hybrid (3 days/week from the office in Warsaw Wola; onboarding in Warsaw required)

• Contract: B2B

• Rate: 160–180 PLN/h net + VAT

• On-call: 24/7 rotational support for critical production systems (additional compensation; frequency to be agreed with the Manager)

• Benefits: Co-funding for private medical care package; co-funding for a sports card; international work on EU-institution projects

Description

For a long-term international initiative modernizing application platforms and infrastructure, the project uses a Red Hat OpenShift platform for next-generation applications. The main workload is a Data Platform that centralizes data exchange between applications using a Document (JSON) data model, while other applications are being migrated to OpenShift to communicate with it.

Responsibilities

• Install, manage and maintain OpenShift infrastructure, including Azure Red Hat OpenShift (ARO) and on-premises OpenShift environments

• Manage multiple OpenShift clusters across virtualized and cloud environments (installation, configuration and upgrades)

• Monitor and optimize performance, capacity and availability of OpenShift environments

• Act as 2nd Line Support for OpenShift, container orchestration, networking, storage, security, and other aspects of the OpenShift environment

• Participate in an on-call rotation providing 24/7 support for critical production systems

• Produce documentation related to support, administration, maintenance and evolution of ARO and OpenShift infrastructure (SOPs, manuals/guides, release notes, policies, checklists, workflows, presentations, proposals, etc.)

• Support OpenShift AppDev activities, including containerizing applications and moving them onto OpenShift

• Research, prepare and implement changes to ARO and OpenShift environments to increase task automation, efficiency/effectiveness, confidentiality, integrity, availability, compliance, and reliability

Requirements

• Minimum 3 years of experience as a Linux System Administrator, preferably with Red Hat Enterprise Linux (RHEL)

• Minimum 3 years of hands-on experience working directly in an OpenShift environment

• Expertise in container orchestration platforms such as OpenShift

• Ability to work independently and provide guidance to junior team members

• Experience writing specifications, concept documents, end-user documentation and technical documentation

• Strong communication skills and ability to interact with stakeholders regarding technical and user requirements

• Service-oriented mindset and well-developed interpersonal skills

• Strong organizational skills and ability to multitask in a demanding environment

• Initiative and ownership of assigned responsibilities

• University degree

• EU citizenship required

• Based and authorized to work within the European Union

Benefits

• B2B contract

• Rate: 160–180 PLN/h net + VAT

• Hybrid work model (3 days/week from Warsaw Wola office; onboarding in Warsaw required)

• Additional compensation for on-call duties (24/7 rotational support; frequency to be agreed with the Manager)

• Co-funding for a private medical care package

• Co-funding for a sports card

• Opportunity to work in an international environment on projects delivered for a European Union institution