Virtualisation OS Engineer (Ref 26503)

Responsibilities • Provision and configure virtual machines following defined build standards and processes • Manage hypervisor clusters — HA, DRS, vMotion, resource pools, snapshots and vCenter RBAC • Administer Windows Server and Linux OS — configuration, patching and CIS hardening • Manage user accounts, access permissions, SSH keys and certificate lifecycle • Configure and maintain vSwitch, VLAN and virtual network settings within the hypervisor environment • Build and maintain OS images and manage PXE-based re-imaging pipelines • Configure and maintain system services, scheduled tasks, file sharing, print server and SFTP infrastructure • Maintain security posture — endpoint protection, firewall rules and compliance policy enforcement • Deploy and maintain log collection agents across the server fleet • Manage disk partitions, volumes, filesystems and storage capacity. • Contribute to automation initiatives and maintain operational runbooks and documentation • Respond to and resolve infrastructure incidents within agreed service levels • Participate in change management and peer review of technical changes Requirements • Diploma/Degree in Computer Science, Information Technology, Engineering, or related disciplines. • Minimum 3 years of experience in managing enterprise virtualisation platforms and supporting large-scale virtualized infrastructure environments. • Strong expertise in hypervisor administration, including cluster management, high availability (HA), resource optimization, virtual networking, and virtual machine lifecycle management. • Hands-on experience administering Windows Server and Linux operating systems, including configuration, patching, hardening, user access management, and security compliance. • Experience managing virtual infrastructure components such as vSwitches, VLANs, storage, filesystems, OS image management, and PXE-based deployment solutions. • Familiarity with infrastructure security controls, including endpoint protection, firewall configuration, certificate management, and compliance enforcement. • Experience deploying and maintaining system monitoring and log collection solutions across server environments. • Strong troubleshooting, incident management, and operational support skills with the ability to resolve infrastructure issues within defined service levels. • Knowledge of automation, scripting, and infrastructure operational best practices, including documentation, runbook maintenance, change management, and peer review processes. Licence no: 12C6060