Senior IT Support & Systems Admin – On-Site London

APEX TECH SOLUTIONS in London is seeking a Senior IT Support Specialist to deliver advanced technical support across Windows, macOS, and Linux, and to manage enterprise infrastructure. The role requires proactive troubleshooting, strong communication, and a solid grasp of network and server administration.

You will administer Windows Server environments, Active Directory, DNS, DHCP, VPNs, firewalls, and network services; deploy software with SCCM and handle incidents in ServiceNow or Jira.

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