Application Design EngineerOnsite in BracknellEligible for DV clearance£50-55K per annum + benefits packageStep into architecture while staying hands-on. We''re seeking an Application Design Engineer to support delivery of a secure Gateway solution for a major UK defence customer. This is an opportunity for a strong infrastructure/design engineer to broaden into architecture while working on mission-critical systems in a high-security environment. You''ll help implement change, maintain availability, and support operational teams within a live, complex infrastructure landscape.What You''ll Be DoingIdentify and implement technical changes to support Gateway capability and maintain availabilityProduce designs for change in collaboration with the customer and Programme ManagerWork daily with the Solution Owner and Engineering Lead on technical delivery tasksSupport SOC and 3rd Line teams in troubleshooting incidents and resolving complex issuesAssist with configuration and ongoing support of Gateway appliances and associated platformsYour Technical BackgroundYou''ll bring solid hands-on experience across infrastructure and gateway environments, including:InfrastructureVMware/vSphereRHEL andamp; Windows ServerTrellixSIEM platformsMicrosoft StackActive DirectoryDNSRDSNetworkingCitrix NetScalerWiresharkStorageNetApp SANNASBackup technologiesSecurity andamp; GatewayGateway appliances and softwarePKI management applicationsWeb applications and protocolsWhat We''re Looking ForA proact