Posted 06 August, 2026
Senior Network Solution Design Engineer
Vallum Associates Limited
Sheffield, ENG, GB
Full Time
Job Description
Key Responsibilities:Deliver network solution designs supporting enterprise data centers, private cloud platforms, and public cloud environmentsBuild, prototype, and validate network solution designs through hands-on engineering, lab environments, proofs of concept, and automation-driven implementationsDefine and evolve reference architectures, standards, and design patterns for hybrid-cloud and cloud-native networkingEmbed automation and Infrastructure as Code principles into network solution designsAnchor modern application platform designs in proven data-center networking fundamentals, including L2/L3 networking, routing, segmentation, EVPN/VXLAN fabrics, and high availability design principlesPartner with platform, cloud, security, and application teams to translate requirements into scalable network solutionsProduce clear, decision-oriented design documentation and participate in design and architecture review forumsEvaluate emerging networking, cloud, and automation techRequired Skills and ExperienceTechnical Skills:Deep experience in enterprise data-center networking, including routing, switching, resiliency, and segmentationProven ability to design hybrid-cloud and private cloud networking architecturesStrong knowledge of Kubernetes networking concepts, including CNI architectures and capabilitiesSolid understanding of cloud-native networking concepts, including service networking, ingress/egress models, and load balancingExperience designing and supporting cloud connectivity solutions leveraging AWS Direct Connect, Azure ExpressRoute, Google Cloud Interconnect, Equinix Fabric and MegaportUnderstanding of routing, redundancy, and resiliency patterns for private cloud-to-public cloud connectivityIn-depth knowledge of BGP, including data-center implementations, traffic engineering, and its role in cloud-native environments (Kubernetes) and cloud connectivity implementationsExperience designing networks with automation and programmability in mindAbility to evaluate trade-offs across scale, security, availability, and operational complexityTPBN1_UKTJ
