RF Electronics Engineer

Commonwealth Fusion SystemsDevens, MA
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Posted on: 26 Sep 2026

Job Description

Join the power movement as an RF Electronics Engineer SPARC sustains fusion reactions by feeding >25MW of 120MHz RF power into the tokamak to heat the plasma to 100 million Kelvin. We need an RF Test Engineer to play a pivotal role in validating and testing the electronics and control systems that power the most ambitious RF plant in the world. At this level, you are a hands-on executor and technical problem solver. You will be directly responsible for taking newly architected RF and power electronics from the benchtop to full-scale operation. Your day-to-day will span board-level bring-up, operating high-power RF transmitters, and integrating hardware with software controls to ensure SPARC achieves net energy. For more information on the SPARC RF plant, see the SPARC journal papers here: Overview of the SPARC tokamak Physics basis for the ICRF system of the SPARC tokamak

Job Overview

Salary:
Not disclosed
JOB TYPE:
Not specified
Experience:
5+ years
Job Location:
Devens, MA
Job Level:
Not specified
Education:
Graduation
RF Electronics EngineerCommonwealth Fusion Systems