Senior RF Power Electronics Engineer

Commonwealth Fusion Systems LLC is seeking an RF Electronics Engineer to advance the SPARC RF plant by developing control boards, power electronics, and RF support circuitry. You will bring bench-level designs into full system operation, working closely with software, RF, mechanical, and manufacturing teams. The role requires a hands-on engineer with 5+ years in power electronics, PCB design with Altium, and EMI/EMC modeling to ensure reliability in high-noise, high-voltage environments.