or apply directly on Cfsenergy's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 8 days Cfsenergy's roles stay open a median of 28 days
- Reposted
- No
- Salary listed
- No 13% of Cfsenergy's roles list one
- Ghost-job risk at Cfsenergy
- low 0 stale, 0 reposted of 101 open
- Hiring momentum
- 125 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from Cfsenergy's own lever board since 2026-08-04. Full hiring picture for Cfsenergy.
About this role
As a Senior R&D Test Engineer at Commonwealth Fusion Systems, you will develop novel fluid systems for R&D test stands, focusing on magnet testing. Your role involves designing, building, and operating these systems while collaborating with various teams and potentially engaging in other engineering disciplines to mitigate risks for projects like SPARC and ARC.
- benefits
- 1/5
- freshness
- 5/5
- career value
- 4/5
- role clarity
- 4/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Cfsenergy as an employer.
What you need
- Strong mechanical and chemical engineering fundamentals
- Experience with a range of process fluids (liquid, gaseous, cryogenic, supercritical, molten salt)
- Ability to work collaboratively across production, R&D, procurement, and the SPARC team
- Resourcefulness in combining industry best practices with customized hardware
- Experience in designing automation and commissioning systems
Worth weighing
- No specific salary or benefits mentioned
- Role involves compliance with U.S. export control laws
- Projects may require flexibility outside of traditional fluids engineering
Summarised from Cfsenergy's posting. Read the full original.
Listed by Cfsenergy on their lever job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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