Platform Engineer

Seeking a Platform Engineer to support and improve enterprise infrastructure platforms across on‑premises and Microsoft Azure environments. The role focuses on hybrid server onboarding (Azure Arc), infrastructure monitoring (Azure Monitor Agent/Log Analytics), and endpoint security/XDR agent deployment across large Windows and Linux estates.

• Deploy, configure and support core Azure infrastructure services.
• Onboard Windows and Linux servers to Azure Arc and manage Arc-enabled servers/extensions.
• Support Azure subscriptions, resource groups and RBAC
  .
• Contribute to hybrid cloud integration and infrastructure modernisation.

• Install, configure and troubleshoot Azure Monitor Agent (AMA) on Windows/Linux.
• Configure Azure Monitor
  , Log Analytics Work spaces
  , Data Collection Rules (DCRs), dashboards and alerting.
• Monitor availability, capacity, performance and security events; support reporting and operational monitoring.

• Deploy, upgrade and maintain XDR/EDR agents across Windows and Linux server estates.
• Execute large-scale rollouts using automated deployment methods.
• Troubleshoot onboarding, connectivity and performance issues; maintain agent compliance/health.
• Support security operations teams with endpoint protection requirements.
• Administer and harden Windows Server and Linux platforms, including patching and lifecycle management.
• Windows:
  Active Directory, DNS, DHCP, Group Policy, certificate services.
• Diagnose OS, application, infrastructure and networking issues.

• Troubleshoot TCP/IP connectivity across on‑prem and Azure.
• Support DNS, routing, firewalls, load balancers, VPNs and proxies.
• Resolve issues impacting Arc/AMA/XDR comms.
• Automate with Power Shell and Bash
  .
• Support IaC using Terraform, Bicep or ARM
  .
• Build deployment/validation scripts for Arc, AMA and XDR.
• Maintain technical documentation and operational procedures.

• Apply security hardening standards on Windows/Linux.
• Support vulnerability remediation, compliance initiatives and audits.
• Investigate infrastructure and endpoint security alerts; collaborate with cyber/infrastructure/ops teams.

• Deployment/support of Azure Monitor Agent (AMA) and monitoring via Azure Monitor/Log Analytics.
• Deployment/support of XDR/EDR agents
  .
• Strong Windows Server and Linux administration.
• AD, DNS, DHCP, Group Policy knowledge.
• Strong networking fundamentals (TCP/IP, DNS, routing, VPNs, firewalls, proxies).
• Power Shell and Bash scripting.

• Experience with Microsoft Defender XDR, Crowd Strike, Sentinel One, Cortex XDR (or similar).
• Intune, SCCM, Ansible or other deployment tooling.