Google's Global Network Edge team seeks a Software Engineer III to build scalable Software Defined Network control plane systems. Responsibilities include designing, implementing, and qualifying highly scalable control plane networking features (software architecture, admission control, bandwidth enforcement, network programming, availability improvements). Collaboration with other team members, test engineers, and SREs is crucial for product releases. The role involves working on the network connecting Google Cloud customers to GCP offerings and users globally to Google services. This requires expertise in C++, data structures, algorithms, and large-scale infrastructure development. Experience with debugging distributed systems and performance optimization is preferred, along with knowledge of internet routing technologies and topologies.