Linux Platform Engineering • Design, document, deploy, and manage Ubuntu-based Linux infrastructure (LTS releases) across physical, virtual, and private cloud environments • Own the full Linux server lifecycle: provisioning, configuration management, patching, hardening, and decommissioning • Develop and maintain golden images, cloud-init templates, and standardised build processes for repeatable deployments • Perform performance tuning, capacity planning, and root-cause analysis on Linux systems under production load • Implement and maintain automation using tools such as Ansible, Terraform, and shell/Python scripting • Translate system, software, and operational requirements into scalable, resilient Linux infrastructure designs Apache CloudStack & Virtualisation • Design, deploy, and operate Apache CloudStack environments including management servers, zones, pods, clusters, and primary/secondary storage • Manage KVM hypervisors underpinning CloudStack, including host onboarding, networking (bridges, VLANs, VXLAN), and live migration • Build and maintain CloudStack service offerings, templates, ISOs, and network offerings aligned with internal and customer requirements • Integrate CloudStack with storage backends (NFS, Ceph, or similar) and with monitoring, backup, and identity systems • Troubleshoot complex CloudStack issues across the management, hypervisor, networking, and storage layers Operations & Support • Implement and maintain monitoring, backup, and disaster recovery solutions for Linux and CloudStack workloads • Ensure infrastructure security compliance and implement best practices for system hardening (CIS benchmarks, AppArmor/SELinux, auditd, patch management) • Troubleshoot complex technical issues related to Linux, virtualisation, and data centre environments and provide Level 3 support • Plan and execute infrastructure upgrades, migrations, and capacity planning across the Linux estate • Conduct data centre assessments, site visits, and infrastructure reviews • Participate in on-call rotation for critical infrastructure support

Linux/ Apache Cloud engineer

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