Job Description
Job Summary:
We are seeking a skilled OpenStack & Linux Administrator to manage and support cloud infrastructure built on Red Hat OpenStack, OpenShift, Kubernetes, and Linux platforms. The role focuses on administration, monitoring, troubleshooting, and optimization of virtualized and containerized environments to ensure high availability, performance, and security.
Key Responsibilities:
Red Hat OpenStack Platform (RHOSP / RHOSO).
Red Hat OpenShift & Kubernetes.
Ceph Storage (RBD, CephFS, Object Storage).
Linux Administration (RHEL/CentOS).
Virtualization: KVM, VMware, ESXi, Proxmox.
Monitoring & Observability: Zabbix, Prometheus, Grafana.
Database Management: MySQL/MariaDB/MongoDB.
Key Roles & Responsibilities:
OpenStack & Cloud Operations:
Deploy, administer, and troubleshoot Red Hat OpenStack Platform
Manage core services: Nova, Neutron, Cinder, Glance, Keystone, Horizon
Provision and manage VMs, networks, volumes, snapshots, and images
Perform capacity planning, performance tuning, and fault resolution.
OpenShift & Kubernetes:
Support OpenShift / Kubernetes clusters and containerized workloads
Manage nodes, namespaces, RBAC, scaling, and upgrades
Assist in integration of container platforms with OpenStack infrastructure
Ceph Storage:
Deploy and manage Ceph storage for OpenStack services
Monitor cluster health, performance, and storage utilization
Troubleshoot OSD, MON, and network-related storage issues
Virtualization:
Administer virtualization platforms: KVM, VMware, ESXi, Proxmox
Manage hypervisors, VM lifecycle, and resource allocation
Ensure high availability and optimal performance of virtual environments
Linux Administration:
Install, configure, and maintain RHEL-based Linux systems
Perform OS hardening, patching, and security compliance
Troubleshoot system, storage, and network-level issues
Automate routine tasks using shell scripting
Monitoring & Operations:
Implement monitoring using Zabbix, Prometheus, and Grafana
Configure alerts, dashboards, and health checks
Provide proactive incident response and L2/L3 support
Preferred Qualifications:
Experience with Ansible or automation tools
Knowledge of data centre operations and IT security practices
Relevant Red Hat or Cloud certifications
