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Breakthrough Energy Fellows Portfolio Job Board

On-site & Remote

Showing 18 jobs
RIFT

Process Engineer

Eindhoven, Netherlands
7 days
Renewables & Environment
Sustainability
51 - 200 employees
Series A
ChemFinity Technologies

Senior Process Engineer

Brooklyn, NY, USA

USD 100k-160k / year + Equity

13 days
Chemicals
Manufacturing
1 - 10 employees
Senior
Takachar

FACILITIES MANAGER 3 - 10212025-72039

Dickson, TN, USA

USD 6,544-10,363 / month

1 day
Renewables & Environment
Sustainability
11 - 50 employees
Mid-Senior Level
Hertha Metals

Control Room Operator

Conroe, TX, USA
11 days
Consumer Products
1 - 10 employees
Associate
Marathon Fusion

Mechanical Engineering Intern (Summer 2026+)

San Francisco, CA, USA

USD 27.88-40.87 / hour

12 days
Manufacturing
Mechanical or Industrial Engineering
11 - 50 employees
Internship
Marathon Fusion

Physics Modeling Intern (Summer 2026+)

San Francisco, CA, USA

USD 27.88-40.87 / hour

12 days
Manufacturing
Mechanical or Industrial Engineering
11 - 50 employees
Internship
Dioxycle

Senior Software Engineer

Paris, France
14 days
Environmental Services
Sustainability
11 - 50 employees
Series A
Senior
Marathon Fusion

Engineering Physics Intern (Summer 2026+)

San Francisco, CA, USA

USD 27.88-40.87 / hour

1 month
Manufacturing
Mechanical or Industrial Engineering
11 - 50 employees
Internship
ChemFinity Technologies

Lead Hydrometallurgist

Brooklyn, NY, USA

USD 100k-180k / year + Equity

2 months
Chemicals
Manufacturing
1 - 10 employees
Mid-Senior Level
Mantel

Contract Operator - Shift Team Lead

Trois-Rivières, QC, Canada
2 months
Renewables & Environment
Sustainability
11 - 50 employees
Series A
Mid-Senior Level
Marathon Fusion

Senior Mechanical Engineer

San Francisco, CA, USA

USD 115k-170k / year + Equity

3 months
Manufacturing
Mechanical or Industrial Engineering
11 - 50 employees
Senior
Marathon Fusion

Research Electrical Engineer

San Francisco, CA, USA

USD 115k-170k / year + Equity

3 months
Manufacturing
Mechanical or Industrial Engineering
11 - 50 employees
Mid-Senior Level
CreCTech

Process Engineer [CLOSED]

Singapore
6+ months
Research
1 - 10 employees
Mid-Senior Level
RIFT

System Engineer

Eindhoven, Netherlands
6+ months
Renewables & Environment
Sustainability
51 - 200 employees
Series A
Mid-Senior Level
HyperHeat

Design and Test Engineer (f/m/d)

Offenburg, Germany
6+ months
Renewables & Environment
Sustainability
1 - 10 employees
Associate
Hgen

Senior/Staff Controls Systems Engineer

Los Angeles, CA, USA
6+ months
Renewables & Environment
Sustainability
1 - 10 employees
Seed
Senior