We are seeking an experienced SC Cleared Infrastructure/Applications SME with strong hands-on AppDynamics (AppD) experience to support a secure public-sector programme. Working within an established Agile delivery environment, you will take technical ownership of AppDynamics monitoring, alerting, health rules and defect management across a range of application services. You will work closely with technical delivery teams and the client to ensure effective application monitoring, resolve issues and support successful production releases. Key Responsibilities: Create, configure and maintain AppDynamics alerting in line with business and application requirements. Configure and deploy AppDynamics health rules and troubleshoot issues within lower environments. Own the AppDynamics defect management process, from initial investigation and triage through to resolution and production fixes. Act as the technical AppDynamics SME and primary point of contact for platform-related issues, including engagement with Cisco. Support AppDynamics integration across wider technical and delivery teams. Establish and maintain governance to monitor health rules that trigger frequently in production. Provide technical support for application releases, including pre- and post-release activities and production go-lives. Support ongoing BAU activities and in-flight technical deliverables. Identify and escalate technical risks to the delivery team. Essential Skills andamp; ..... full job details .....