York, North Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
Oscar Associates (UK) Limited
Group Policy, security updates). Maintain and support Linux-based systems, troubleshooting and performing user management. Monitor infrastructure health, using tools such as PRTG, Grafana, or Nagios. Network administration, covering IP, DNS, DHCP, VPNs, and firewalls. Ensure security best practices, including system patching and access control. Automate system processes using … management. Basic knowledge of Linux system administration. Solid understanding of networking fundamentals (firewalls, VPNs, DNS, DHCP). Familiarity with monitoring and observability tools (PRTG, Grafana, Prometheus). Scripting experience with PowerShell, Python, or Bash. Understanding of security best practices (patching, access controls, compliance). Exposure to automation, CI/CD More ❯