Senior Telecommunications Engineer

- Design and operate real-time voice and telephony platforms used in healthcare or emergency contexts - Build systems capable of handling surge traffic, call spikes, and crisis scenarios - Design call routing, queuing, failover, and degradation behaviour - Ensure predictable behaviour under load, especially during emergency events - Own the platform as a clinical access system, not just infrastructure - Operate infrastructure in leased UK data centres - Manage compute, networking, storage, Linux OS, and virtualisation/container platforms - Architect bare-metal Kubernetes (self-managed control planes and workers) - Design for telecoms-grade availability (99.99%) - Execute capacity modelling, geographic failover, and disaster recovery - Operate GPU-enabled infrastructure for real-time AI workloads - Build and operate Kafka-based streaming platforms - Support ordered, stateful, low-latency event processing - Handle real-time call events, metadata, and routing decisions - Design systems that degrade safely and predictably - Optimise for latency, throughput, back-pressure, and reliability under stress - Design and own GitLab CI/CD pipelines - Automate infrastructure provisioning, platform deployments, and application releases - Implement GitOps workflows and manage day-2 operations such as upgrades and rollbacks - Operate AI inference platforms for triage and call decisioning - Ensure AI systems behave predictably and safely in live call flows - Build observability using Prometheus, Grafana, and centralised logging - Define and monitor SLIs/SLOs, latency, call success rates, and platform availability - Lead incident response and root-cause analysis - Implement least-privilege access, secrets management, and audit logging - Harden systems for NHS, telecoms, and regulated environments