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Breakthrough Energy Fellows Portfolio Career Opportunities

On-site & Remote

Showing 18 jobs
Barocal

Technician

Cambridge, UK
2 days
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Marathon Fusion

Technical Recruiter & Sourcing Specialist (Remote - US)

Remote

USD 85k-130k / year + Equity

14 days
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Barocal

R&D Engineer

Cambridge, UK
1 month
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Barocal

Product Engineer

Cambridge, UK
1 month
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Barocal

Mechanical Engineer

Cambridge, UK
1 month
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Barocal

Speculative Application

Cambridge, UK
1 month
Manufacturing
Mechanical or Industrial Engineering
Barocal

Electrical Engineer

Cambridge, UK
1 month
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Marathon Fusion

Mechanical Engineering Intern (Summer 2026+)

San Francisco, CA, USA

USD 27.88-40.87 / hour

2 months
Manufacturing
Mechanical or Industrial Engineering
Internship
Marathon Fusion

Physics Modeling Intern (Summer 2026+)

San Francisco, CA, USA

USD 27.88-40.87 / hour

2 months
Manufacturing
Mechanical or Industrial Engineering
Internship
Gencores

Material Chemist

3 months
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Marathon Fusion

Engineering Physics Intern (Summer 2026+)

San Francisco, CA, USA

USD 27.88-40.87 / hour

3 months
Manufacturing
Mechanical or Industrial Engineering
Internship
Marathon Fusion

Senior Mechanical Engineer

San Francisco, CA, USA

USD 115k-170k / year + Equity

5 months
Manufacturing
Mechanical or Industrial Engineering
Senior
Marathon Fusion

Research Electrical Engineer

San Francisco, CA, USA

USD 115k-170k / year + Equity

5 months
Manufacturing
Mechanical or Industrial Engineering
Mid-Senior Level
Gencores

Composite Manufacturing Technician

Somerville, MA, USA
6 months
Manufacturing
Mechanical or Industrial Engineering
Associate
RIFT

Mechanical Engineer

Eindhoven, Netherlands
6+ months
Renewables & Environment
Sustainability
Series A
Mid-Senior Level
HyperHeat

Design and Test Engineer (f/m/d)

Offenburg, Germany
6+ months
Renewables & Environment
Sustainability
Associate
Marathon Fusion

Fusion Energy Principal Scientist

San Francisco, CA, USA
6+ months
Manufacturing
Mechanical or Industrial Engineering