Principal Network Consultant - Enterprise Networking Remote, occasional travel to customer site Full-Time, Permanent £55000 - £75000 DOE Overview We are seeking a customer-facing Principal Network Consultant to lead engagements across the full lifecycle from pre-sales solution shaping through architecture & design, to delivery governance and technical assurance. This is not an operations-only role. You will act as a trusted technical advisor, working closely with customers, sales, and delivery teams to design secure, scalable network and security solutions and ensure they are successfully implemented. You will bridge the gap between: Business requirements Solution architecture Technical delivery Your Role You will own the end-to-end technical lifecycle of network and security engagements. From discovery workshops and solution design to implementation oversight and transition into support, youll ensure solutions are: Fit for purpose Secure by design Scalable Deliverable What Youll Be Doing Pre-Sales & Solution Leadership Act as technical lead in customer engagements and discovery workshops Translate business and operational needs into solution architectures Support RFPs, proposals, and solution positioning Provide technical assurance during bid and pursuit stages Shape network and security strategy with customers Architecture & Design Design enterprise network and security solutions across: LAN / Campus WLAN Network Access Control Segmentation Secure Internet Access Software-defined networking Produce: HLDs / LLDs Migration strategies Implementation roadmaps Security design principles Design with operational supportability in mind Delivery Oversight Provide technical governance during implementation Guide engineering teams through complex deployments Act as escalation point during project delivery Ensure solutions align with architecture and customer intent Support transition into BAU / managed service Technologies Youll Work Across Youll lead solutions involving: Cisco Security (ASA, FirePOWER, FTD, FMC) Cisco ISE (NAC, identity & policy) Cisco Umbrella (SSE / SASE foundations) Cisco DNA Center (Automation & Assurance) Enterprise LAN (Catalyst Switching) WLAN (Controllers & Access Architecture) Nice to have exposure to: SD-Access ACI / Nexus Cloud networking Zero Trust architectures Strategic & Advisory Responsibilities Act as senior technical advisor to customers Provide lifecycle improvement recommendations Contribute to standards and reusable architectures Mentor engineers and support capability growth What Youll BringCore Experience 5 years in enterprise networking & security Experience in design and implementation Strong Cisco enterprise networking background Experience translating business needs into technical solutions Comfortable leading customer conversations Desirable CCNP Enterprise or equivalent Experience with software-defined networking (SD-Access, ACI) Managed services or systems integrator background Experience designing for operational supportability What Youre Like Commercially aware Customer-facing and credible Strategic but hands-on Calm in delivery-critical situations Strong communicator Outcome-focused