Network and Firewall Specialist

New Yesterday

Network & Firewall Specialist

Location: Aldermaston (100% onsite)

Contract: 12 months | IR35: In Scope

Rate: £44.99/hr Umbrella

Clearance: Active DV required (Sole UK Nationals only)

Overview

We are seeking experienced Network & Firewall Specialists to join a secure environment. This hands-on role involves installing, configuring, and troubleshooting network devices, with a focus on Juniper technologies, network security, and high-availability infrastructure.

Key Requirements

* Strong Juniper experience (EX, QFX, SRX / vSRX)

* Experience installing switches and firewalls

* Solid networking knowledge (OSPF, BGP, WAN/LAN design, clustering)

* Experience with EVPN/VXLAN, VRFs, GRE tunnels

* Familiarity with PKI / certificate management

* Technical background

Responsibilities

* Monitor network performance and manage incidents

* Troubleshoot and resolve network issues

* Support capacity and availability planning

* Work with stakeholders and third parties

* Produce Low-Level Designs (LLDs)

* Provision and configure network devices

Additional Info

* Participation in on-call rota; occasional evenings/weekends

* Travel to remote sites may be required (including overnight stays)

* 1-stage MS Teams interview
Apply
Location:
Aldermaston
Salary:
£44.99 /hour
Job Type:
FullTime
Category:
IT

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