Commonwealth Fusion Systems
Senior RF Test Engineer
$134K–$205K
Devens, MA · On-site · Senior · Full-time · Posted Sep 11, 2026
- Experience
- 7+ years; qualifying areas include high-power RF systems, radar, particle accelerators, electric vehicles, or heavy industrial power electronics.
- Education
- Bachelor’s degree in Electrical Engineering, Physics, or a related field.
About the job
Tests and integrates high-power RF systems, electronics, and controls for the SPARC fusion plant, from board bring-up through factory acceptance testing and operation.
What you'll do
- Bring up, debug, and validate PCB assemblies, embedded controllers, and electronics; operate and troubleshoot high-power RF transmitters and supporting high-voltage systems.
- Integrate hardware with control software and design, manage, and execute Factory Acceptance Testing (FAT).
- Write repeatable test procedures and train technicians for routine testing and steady-state operations.
What they ask for
- Bachelor’s degree in Electrical Engineering, Physics, or a related field.
- 7+ years of hands-on experience testing high-power RF systems, radar, particle accelerators, electric vehicles, or heavy industrial power electronics.
- Hands-on experience with high voltage, energy storage, and component-level analog and digital circuit troubleshooting.
- Proficiency in C++ and Python; ability to read RF circuit designs and set up automated test environments.
Nice to have
- Experience designing test fixtures, writing FAT protocols, and setting up automated data acquisition in high-noise environments.
- Experience measuring forward and reflected RF power, diagnosing RF arcs, or writing custom test software to automate lab equipment.
Pay
USD 134,000–205,000 per-year-salary (base salary)
Tools
C++, Python, Altium, PCBAs, RF
Model-written summary · the original posting is authoritative