Senior IT Systems & Network Administrator

Parkside is seeking an experienced IT Systems/Network Administrator in the United Kingdom to manage SonicWall firewalls, VMware ESXi hosts, and Windows Server environments. You will monitor security, perform hardening, and troubleshoot complex issues across desktop, server, and network domains.

The role requires hands-on experience with VPNs, firewall policies, and multi-site support. Strong communication, ownership, and customer-focused service are essential, with certifications encouraged.

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