System Administrator

Job PurposeTo ensure the stable, secure, and efficient operation of the organisation’s IT systems by installing, maintaining, and supporting servers, operating systems, and core infrastructure services, while ensuring high availability, performance, and data security.Key ResponsibilitiesSystem Administration ResponsibilitiesInstall, configure, maintain, and support server infrastructure (physical and virtual).Administer operating systems including Windows Server and/or Linux.Manage Active Directory, Group Policy, DNS, DHCP, and file services.Monitor system performance, availability, and capacity to ensure optimal operation.Implement and maintain backup, restore, and disaster recovery procedures.Apply system updates, patches, and security fixes in accordance with best practices.Security and ComplianceImplement and enforce system security controls and access management.Monitor system logs and respond to security incidents and alerts.Ensure compliance with information security policies and data protection regulations.Support and DocumentationProvide second- and third-line technical support for system-related issues.Troubleshoot and resolve complex system faults and service outages.Maintain accurate system documentation, configurations, and operational procedures.Collaboration and ProjectsWork closely with network, security, and application teams.Support IT projects, system upgrades, and infrastructure improvements.Liaise with vendors and external service providers when required.