RAC System Design Engineer (Mechanical)

System One

📍 Bellevue, WA, United States

Full-time other-general Posted June 27, 2026

Job Description

Job Title: RAC System Design Engineer (Mechanical)
$54 - $90 an hour

Location: Remote
12 months with possible extension

Position Overview

System One is seeking a RAC System Design Engineer (Mechanical) to support the design and delivery of an advanced Reactor Air Cooling (RAC) System for a next-generation nuclear energy project. This role will support the ongoing development of a passive reactor cooling system designed to continuously remove heat through natural convection, providing safe and reliable cooling without reliance on pumps or operator actions.

The selected candidate will collaborate with project managers, design engineers, analysts, test engineers, and multidisciplinary engineering teams to support the successful design, integration, and deployment of this first-of-a-kind reactor technology.

Key Responsibilities

• Design nuclear and industrial mechanical systems including requirements development, engineering analys...