CareerPlan

Security Software Engineer (L6), Security Protocols & Foundations

USA - RemoteFull-time$499k–$900k2026-08-11 → 2026-11-10

Core

Design and build foundational security primitives for Netflix's Open Connect edge appliances and streaming protocols.

Role type

Senior IC security software engineer (protocols & cryptography)

Builds

Consolidated application security primitives, crypto/transport security layers, and DoS resilience mitigations for edge appliances.

Domain

Streaming media delivery, content delivery networks (CDN), applied cryptography

Required skills

Applied cryptography, security protocols (TLS, DTLS, QUIC), key management, AEAD, kernel integration, vulnerability research, cross-functional collaboration

Preferred skills

DoS mitigation design, OpenSSL contributions, IETF/CFRG participation, live streaming security, distributed systems, fuzzing, FreeBSD/Linux, C/Golang/Python

Technologies

OpenSSL, TLS, DTLS, QUIC, C, Golang, Python, FreeBSD, Linux

Responsibilities

Design security primitives for streaming protocols, optimize crypto/transport layers for performance, develop DoS resilience mitigations, conduct vulnerability research, partner with stakeholders on security requirements, serve as security owner for protocols.

Seniority

Senior, hands-on IC