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Senior Network Engineer (Contract)

Contract Duration: initial 12 months, extensions likely
Location: Barrow-in-Furness, Cumbria - Full-time onsite
Rate: £550 - £600/day - Inside IR35

Eligibility Requirements

Active SC Clearance is mandatory

Sole UK Nationality required (UK passport only)

Additional vetting applies; onboarding may take longer than standard processes

Role Overview

We are seeking an experienced Senior Network Engineer to lead the design and delivery of enterprise network infrastructure for a major secure programme. This is a hands-on, on-site role focused on physical network environments, structured cabling, comms rooms, and Cisco-based network implementations.

You will take ownership of technical design, documentation, and on-site delivery, working closely with engineers, project managers, and suppliers to build resilient, secure IT environments.

Key Responsibilities

Lead technical design, planning, and on-site implementation of network infrastructure projects

Design and oversee comms rooms, rack layouts, patching schemes, structured cabling and containment (copper and fibre)

Produce and maintain High-Level and Low-Level Designs (HLD/LLD) and technical documentation

Provide technical assurance on containment design, pathways, labelling, and installation standards

Support configuration, deployment, and troubleshooting of Cisco network equipment (switching, routing, wireless, firewalls)

Integrate storage platforms (SAN/NAS) and associated networking

Plan UPS and power resilience solutions for comms rooms and infrastructure environments

Conduct site surveys, hardware audits, and implementation assessments

Ensure solutions meet security, operational, and compliance requirements

Work with suppliers and third parties on quotes, delivery, and technical coordination

Essential Skills & Experience

Strong background in enterprise network infrastructure and on-site delivery

Deep knowledge of structured cabling (Cat5e/6/6a), fibre types, termination standards, and containment

Hands-on experience with Cisco switching and routing (IOS / NX-OS)

Understanding of VLANs, routing protocols, DHCP, DNS, wireless and segmentation

Experience with SAN/NAS connectivity and storage networking

Knowledge of UPS, power distribution, and environmental requirements for comms rooms

Ability to interpret and produce technical drawings, schematics, rack elevations and wiring diagrams

Excellent stakeholder communication and leadership skills

Active SC Clearance (mandatory)

Desirable Experience

Experience in secure or regulated environments (defence, government, critical national infrastructure)

ITSM knowledge (ServiceNow or similar)

Datacentre best practices (cooling, redundancy, monitoring)

Certifications such as CCNA / CCNP / CompTIA Network+ / Server+ or vendor cabling accreditations

Working Requirements

Full-time onsite presence in Barrow-in-Furness

Sole UK nationality (security constraint)

Behaviours & Culture Fit

We're looking for someone who:

Is approachable and collaborative

Shares challenges openly and helps solve them

Has the courage to challenge and innovate

Asks questions and seeks continuous improvement

Demonstrates a strong "can-do" delivery mindset