Senior Network Engineer (Contract)Contract Duration: initial 12 months, extensions likely Location: Barrow-in-Furness, Cumbria - Full-time onsite Rate: 550 - 600/day - Inside IR35Eligibility RequirementsActive SC Clearance is mandatorySole UK Nationality required (UK passport only)Additional vetting applies; onboarding may take longer than standard processesRole OverviewWe 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 ResponsibilitiesLead technical design, planning, and on-site implementation of network infrastructure projectsDesign 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 documentationProvide technical assurance on containment design, pathways, labelling, and installation standardsSupport configuration, deployment, and troubleshooting of Cisco network equipment (switching, routing, wireless, firewalls)Integrate storage platforms (SAN/NAS) and associated networkingPlan UPS and power resilience ..... full job details .....