Administer and support Red Hat OpenShift environments for a large enterprise customer. Responsibilities include cluster health management, node and application administration, security patching, access control, monitoring, backups, performance troubleshooting, L2 ticket resolution, root-cause analysis, upgrades, production incident support, capacity coordination, reporting, and SOP creation. The role is client-facing, Mumbai-based, shift-based, and involves collaboration with Red Hat and customer stakeholders.