Aldermaston, Berkshire

Network Engineer

Posted on Monday, 23rd February 2026

IT
Aldermaston, Berkshire
Negotiable
Permanent

Network Engineer (Juniper) – Outside IR35

We’re looking for an experienced Juniper Network Engineer to provide 2nd/3rd-line support within secure production environments. This role focuses on supporting, maintaining, and improving Juniper-based routing and switching infrastructure, ensuring high availability, performance, and compliance within a DV-cleared setting.

Role Details:

  • Daily rate: £500-£550 per day
  • IR35 status: Outside IR35
  • Location: Aldermaston
  • Clearance: Active DV required

Key Responsibilities:

  • Provide 2nd/3rd-line support for Juniper networking environments (routing and switching)
  • Diagnose and resolve network incidents, performance issues, and configuration faults across production environments
  • Implement and support configuration changes, upgrades, and patching of Junos OS in line with change-control processes
  • Support business-as-usual (BAU) network operations
  • Collaborate with vendors, including Juniper Networks TAC, to escalate and manage complex technical issues through to resolution
  • Produce and maintain technical documentation, runbooks, and configuration standards
  • Participate in on-call support rotations and provide incident response within agreed SLAs
  • Work with project teams to support network deployments, migrations, and infrastructure improvements

Skills & Experience:

  • Strong hands-on experience supporting Juniper routing and switching platforms
  • Deep knowledge of Junos OS configuration and troubleshooting
  • Proven background in 2nd/3rd-line network support within secure or highly regulated environments
  • Experience working within structured change-control frameworks
  • Strong incident management and root cause analysis capability
  • Active DV clearance (essential)

This is an excellent opportunity for a DV-cleared Network Engineer to work within a secure, high-impact environment supporting critical infrastructure.

Logan Browne

Advertised by:

Logan Browne
Lead Senior Delivery Consultant
LinkedIn

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