Network Engineer

Network Engineer +6 months + +Inside IR35 +£475 - £515 a day +SC / DV cleared role +Sole British national only - due to nature of the project Skills: +Palo Alto +Cryptographic technologies +SC / DV clearance We are…

Inside IR35 Hybrid IT
Pay rate £475 – £525/day
Contract type Contract
Posted 18 September 2026

Trusted. Transparent. Built for contractors. Thousands of UK contractors find their next contract on ContractorUK.

View all IT & technology jobs ›

About this contract

Inside IR35 Hybrid working

Network Engineer

+6 months +

+Inside IR35

+£475 - £515 a day

+SC / DV cleared role

+Sole British national only - due to nature of the project

Skills:

+Palo Alto

+Cryptographic technologies

+SC / DV clearance

We are seeking an experienced Network Engineer to join a specialist team supporting the operation, maintenance and continued development of a highly secure defence network environment.

This is a technically challenging role requiring strong networking and firewall expertise, with responsibility for maintaining network availability, delivering architectural changes and supporting secure, mission-critical services.

Key Responsibilities

Operate and maintain a complex secure network environment, including gateways and cross-connects to international networks.
Monitor network performance, identify outages proactively and ensure SLAs are maintained.
Design and implement network and architectural changes in line with project and service requirements.
Provide technical consultation to delivery teams and senior stakeholders.
Work with defence stakeholders and international partners to design, coordinate and deliver network initiatives.
Manage network perimeter security, internet-facing security policies and deployed network assets.
Support software-defined networking and inter-enclave firewalling.
Contribute to the design and delivery of service provider and data centre network solutions.
Develop and maintain comprehensive technical documentation using tools such as Confluence.
Support the configuration and management of secure networking and cryptographic technologies.

Essential Skills & Experience

Extensive professional Network Engineering experience.
CCNP or equivalent networking experience.
Palo Alto Experience
Strong firewalling experience, ideally PCNSE or equivalent.
Strong experience across multi-vendor networking technologies.
Proven experience in network design and project delivery.
Experience with service provider and data centre networking.
Experience working with high-grade encryption / cryptographic technologies.
Experience operating within secure defence or government environments.
Ability to present complex technical information to both technical and non-technical audiences.
Strong stakeholder management and communication skills.

This is an excellent opportunity for an experienced Network Engineer to work on a technically complex, high-assurance network environment within the defence sector.

If you'd like to discuss this role in more detail, please send your updated CV to (url removed) and we will get in touch

Apply for this job

You'll complete your application on CV-Library, our jobs partner.

← More IT & technology jobs

Set up for this contract

ContractorUK partners
Markel Direct IR35 and contractor insurance

Most agencies and clients ask for professional indemnity and public liability before you start.

Get your quote →
Umbrella companies Inside IR35: you will be paid through an umbrella

Compare the umbrella companies listed on ContractorUK before you accept.

Compare umbrellas →

Get new IT contracts by email

One email when new matches appear. Unsubscribe with one click.

Prefer to be found? Upload your CV to CV-Library — free