Senior Prototype Test Engineer — Physical Systems

Aalo Atomics in Austin, Texas is seeking a Senior Test Engineer to build, run, and evolve experimental systems that enable faster, safer reactor development. This hands-on role focuses on physical prototyping, test fixtures, instrumentation, data logging, and credible results that inform design decisions and manufacturing readiness.

You will collaborate with mechanical, chemical, and nuclear engineers, manufacturing, and operations to translate questions into disciplined tests and actionable