Sr C++ Network Security Engineer - Only W2 - Remote (US)

Role: Sr C++ Network Security EngineerRemote (US)Job Type: W2 ContractKey skills: C++, Network programming in C++, strong codingScopeRemediate security vulnerabilities in open-source Envoy Proxy (C++) from a Client-triaged Buganizer backlog Submit patches to Envoy's private security repo (envoy-setec); reviewed by Envoy maintainers Back-port fixes to supported Envoy release branches Integrate approved fixes into Google3 via designated patching process (Google FTE review; no AI tooling on Google3) Guard all behavior-affecting fixes behind Envoy runtime flags; escalate complex cases to Cleint tech leads RequiredStrong production C++ Network programming in C++: sockets, TCP/UDP, TLS termination, HTTP protocol handling (parsing, framing, connection lifecycle) Asynchronous, event-driven server architectures (epoll/libevent-style event loops, non-blocking I/O) Analyzing and fixing security vulnerabilities LLM/AI-agent-assisted vulnerability fix generation GitHub: PRs, upstream OSS contribution, code review PreferredEnvoy internals or proxy/networking code (HTTP/1.1, HTTP/2, HTTP/3, TLS) Large monorepo experience