1X Technologies
Senior Systems Engineer - Core
$200K
San Carlos, CA · On-site · Senior · Full-time · Posted Jun 17, 2026
- Experience
- 5+ years shipping production C++ in performance-critical systems.
About the job
Build and maintain the real-time C++ infrastructure powering NEO’s sensor pipelines, motor control, scheduling, and inter-process communication.
What you'll do
- Own and improve real-time C++ infrastructure and foundational libraries used across NEO.
- Develop benchmarking, profiling, and regression-tracking tools to monitor performance.
- Build IPC and serialization layers connecting perception, planning, and actuation.
What they ask for
- 5+ years shipping production C++ in performance-critical systems.
- Ability to profile, benchmark, and debug at the systems level, including flamegraphs, perf counters, assembly inspection, and Linux kernel interfaces.
- Track record of writing systems code with clean interfaces, minimal dependencies, and deterministic behavior under load.
Nice to have
- Experience with real-time or safety-critical systems, lock-free data structures, memory pools, shared-memory IPC, cross-compilation, or embedded Linux.
- Background in robotics, autonomous vehicles, or other physical systems.
Pay
$200,000 – $300, USD base salary
Tools
C++, Linux, flamegraphs, perf counters, assembly, Linux kernel interfaces
AI focus
Build systems infrastructure for NEO, a humanoid robot; the role does not specify AI development work.
Model-written summary · the original posting is authoritative