Senior Network Engineer – Secure Defence Enterprise Networking

Thorn SDS in Corsham is seeking a Senior Network Engineer to design, maintain and optimise enterprise network infrastructure within a high‑security UK defence programme. You will deliver 2nd/3rd line support, tackle complex networking challenges and support secure deployments across fixed and deployable environments.

The role requires onsite work in Corsham with strong analytical, troubleshooting and communication skills, plus experience in enterprise routing/switching, Cisco tech, firewalls and

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