Network Security ArchitectHampshire / Hybrid 6 month contractSC clearedcirca 600 per day We are looking for a Senior Networking and Security Specialist to take a technical lead role in the design, implementation and delivery of complex multi-vendor network and security solutions.This is a hands-on position requiring strong expertise across routing and switching, network security, data centre networking and SD-WAN, alongside the ability to produce high-quality technical designs and lead delivery.Key ResponsibilitiesLead the design and implementation of complex network and security solutions.Produce HLDs, LLDs, implementation plans and operational runbooks.Configure and troubleshoot enterprise and service-provider network infrastructure.Provide technical leadership and act as a senior escalation point.Work with customers, architects, project teams and vendors to deliver solutions.Lead technical discussions and present solutions to technical and non-technical stakeholders.Mentor and support other engineers.Conduct design validation, testing and technical assessments.Key Technical ExperienceStrong Cisco, Juniper and Fortinet experience.Advanced routing and switching: BGP, OSPF, IS-IS, EIGRP, VLANs, STP, VPC/LACP, QoS.Cisco ACI, including spine/leaf, tenants, VRFs, BDs, EPGs and contracts.Network security including NGFWs, IPsec, SSL VPN and SD-WAN security.F5 BIG-IP, L4/L7 load balancing, SSL offloading and GSLB.Data centre networking and high-availability architectures.Network ..... full job details .....