Role - Redhat OpenShift Cluster Administrator
Years of Experience - 7to 10 years
Location - Pune & Chennai
- Kubernetes, 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
