Commonwealth Fusion Systems
Molten Salt Engineer
- Confirmed live in the last 24 hours
- $70k–$120k
- Mid level
- Full-time
- On-site · Devens, MA
- Entry level
- Added 1 month ago
About this role
Commonwealth Fusion Systems seeks a Staff Multiphysics Modeler to develop simulation tools and fuel cycle models for ARC, their commercial fusion power plant. You'll integrate first-principles multiphysics simulations with industrial process models to support technology development and subsystem integration for the tritium and fuel cycle systems.
What you'll do
- Develop fuel cycle models and simulation toolkits for ARC fusion power plant
- Integrate multiphysics simulations with industrial process models
- Conduct heat and mass transport modeling for fuel cycle systems
- Support technology development and subsystem integration efforts
- Collaborate with tritium program and process engineering teams
- Create tools and workflows for independent use by other engineers
What they're looking for
- Heat and mass transport modeling
- Multiphysics simulation and modeling
- Process modeling and simulation
- Programming and software development
- First-principles engineering analysis
- Cost-benefit analysis and economics evaluation
- Non-dimensional analysis
- Technical documentation and knowledge transfer
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Commonwealth Fusion Systems
Commonwealth Fusion Systems develops next-generation fusion power technology, including high-temperature superconducting magnets and the SPARC fusion power demonstrator. The company is hiring R&D engineers, test engineers, mechanical engineers, and metrology specialists to advance fusion energy development through rigorous testing, innovative fluid systems design, manufacturing optimization, and precision measurement of complex reactor components.
- Industry
- Technology & Software
Likely interview questions
- Describe a complex multiphysics problem you've modeled from first principles—what approach did you take and how did you validate it?
- Walk us through your experience integrating simulation tools across different physics domains or software platforms.