Systems & Platform Administrator

F5 F5 · Enterprise · Addlestone, London

This role provides Tier 2/3 technical support for Windows, macOS, and mobile devices, assists with endpoint deployment and lifecycle management using tools like Intune and Jamf, and supports the monitoring and maintenance of enterprise systems and environments. It involves troubleshooting, documentation, and continuous learning in systems administration and platform engineering.

What you'd actually do

  1. Provide Tier 2/3 support for Windows, macOS, mobile devices, and enterprise applications; troubleshoot hardware, operating system, application, and basic network connectivity issues; document incidents and resolutions in the ticketing system; follow defined SLAs; and escalate complex issues when appropriate.
  2. Assist with endpoint management platforms such as Microsoft Intune, Configuration Manager, and Jamf; support device provisioning, imaging, software installation, and deployment processes; help maintain inventory and asset records; and follow endpoint security, compliance, and configuration standards.
  3. Assist with monitoring enterprise systems, servers, and virtual environments; support user account provisioning, access management, and basic group policy administration; participate in system patching, updates, and maintenance activities; and support backup and recovery procedures under guidance.
  4. Create and maintain knowledge base articles and technical documentation to support issue resolution, repeatable processes, and operational consistency; and communicate clearly with end users and stakeholders regarding incidents, service status, and planned updates.
  5. Build foundational skills in systems administration and platform tools; identify opportunities to improve support processes and efficiency; and participate in team knowledge sharing, training, and operational improvement activities.

Skills

Required

  • Troubleshooting skills across Windows and macOS environments
  • Basic understanding of endpoint management tools (Intune, Jamf, Configuration Manager/SCCM)
  • Foundational knowledge of networking concepts (TCP/IP, VPN, DNS, DHCP)
  • Exposure to virtualization environments (VMware, cloud infrastructure)
  • Exposure to active directory environments
  • Exposure to enterprise backup/restore workflows
  • Customer service skills
  • Communication skills
  • Follow-through skills
  • Ability to follow documented processes
  • Ability to work under guidance
  • Ability to escalate appropriately
  • Interest in developing systems administration capabilities
  • Interest in developing automation capabilities
  • Interest in developing platform engineering capabilities
  • Associate or bachelor’s degree in a technical field, or equivalent practical experience
  • 2-3 years of experience in IT support, desktop support, service desk escalation, or a related technical support role
  • Demonstrated experience handling service desk tickets
  • Demonstrated experience handling customer support requests
  • Demonstrated experience handling technical documentation

Nice to have

  • CompTIA A+, Network+, or Security+
  • Microsoft, Apple, or Jamf support certifications
  • Endpoint management or cloud fundamentals certifications

What the JD emphasized

  • follow defined SLAs
  • follow endpoint security, compliance, and configuration standards
  • follow documented processes
  • support endpoint security and compliance initiatives