- Installing, managing & Maintaining OpenShift Infrastructure - multiple OpenShift clusters to manage across virtual, and cloud environments (installation, configuration, upgrades etc.)
- Monitoring and optimizing performance, capacity and availability of OpenShift environments
- Acting as 2nd Line of Support in the area of OpenShift, container orchestration, networking, storage, and security. This includes standby duty (on-call rotation) for 24/7 support for critical production systems
- Collaborating closely with other teams (infrastructures, networks, systems etc.) and supporting development teams (i.e. containerizing apps)
- Researching, preparing and implementing changes to OpenShift enviroment: task automation, efficiency, security, and reliability
- Producing administration and maintenance documentation of the OpenShift infrastructure
- Minimum 3 years experience as a Linux system administrator, preferably with Red Hat Enterprise Linux (RHEL)
- Minimum 3 years experience directly working in an OpenShift environment
- Expertise in container orchestration frameworks such as OpenShift
- Knowledge of cloud technologies and experience with cloud-based deployments
- Expertise in troubleshooting OpenShift issues (orchestration, storage, security etc.)
- Expertise in monitoring and optimizing OpenShift system performance, capacity and availability
- Strong automation knowledge, proficient in Ansible
- Valid Red Hat Certfified System Administrator or Red Hat Certified System Engineer certification
- Valid Red Hat Certified OpenShift Administrator certification
- Experience with database administration (e.g., MySQL, PostgreSQL).
- Strong scripting and automation skills, with proficiency in Bash, Python, or similar languages
- Valid Personal Security Clearance at EU CONFIDENTIAL or above level is very valuable
- Location: hybrid in Warsaw
- Type of contract: B2Bcontract .
- Access to local and international projects - Clients from France, Germany, Portugal, UK, and Benelux.
- Professional development support - trainings, technical certificates, conference participation, foreign language classes, and soft skills trainings are subsidized for up to 2 000 PLN.
- Bonus for recommending Candidates up to 6 000 PLN.
- Fully paid Medicover healthcare card.
- Psychological support program WellBee.
- Multisport card.
- Regular integration events and gifts.
- Relocation packages.
- Long-term cooperation.
- Mobility Program.
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OpenShift Administrator - Warsaw, Polska - Alter Solutions
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