Redhat OpenShift Cluster Administrator

Role - Redhat OpenShift Cluster Administrator Years of Experience -7to 10 years Location -Pune & ChennaiKubernetes, Docker, Container Registry, Container security. Installation, upgradation, configuration setup of Red Hat Openshift Troubleshoot issues with worker nodes, maintenance, and scale-out tasks. LDAP sync configuration, adding and removing users and assigning roles to groups/users. Create, Modify & delete of projects. Assign project specific roles to users/groups Assist application team on resolving issues with pods like crash loopback, image pull back and other errors Create, Modify and delete network policy rules based on customer requirement. Service accounts management, role creation and assigning roles Assign, modify and remove roles (cluster and project) to users and groups Monitor registry storage and perform regular clean-up. Assist application team in pushing required images to OpenShift cluster. Create, Modify SCC based on custom requirement and assign to specific projects. Configure, modify project quotas and limit ranges. Assist application team on issues with quotas and limits. Perform certificate management when the existing certificates are expired and when needed. Check cluster utilization and share reports to business when needed. Forecast capacity growth requirement and handle capacity increase. Perform Daily health check of cluster and fix issues based on observations Planning and platform patching and upgrade with Zero downtime Customize master and node configurations post deployment of OpenShift to meet requirements. Implement AD/LDAP sync for each environment and also implement automated sync of the groups. Post OpenShift deployment, configure OpenShift platform to use custom SSL certificates provided by customer for console and application URL. Monitoring performance of the System Troubleshoot the issue and quick resolution Should be able to handle first point escalation for all technical and process issues Provide technical subject matter expertise wherever required Plan and schedule Changes, Coordinating with different stakeholders Perform RCA for Major Incidents Installation and configuration of RHACS, RHACM, Redhat GitOps, Redhat Logging, LokiStack/ELK/EFK. Integrating Redhat Quay with OCP cluster. Backup and recovery of OCP cluster resources/namespaces using tools like Netbackup/Velero/CommVault Responsibility Represent Technical expertise in OpenShift Administration and Configuration. Handle Incident / Release / Change / Problem Management as per customer requirement Participate in new deployements, installations, upgrades and any other related requirement with customer Flexible to work in 24x7 rotational support, shift management, liase with customer and different teams(developers,UNIX admins,Network admins etc) for technical discussions. Drive automation, transformations, configure monitoring , team collaboration, application capacity planning, DR management related support and activities

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