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Open Job Opportunities @ MCJ Portfolio Companies

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MCJ
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Jobs

On-site & Remote

Showing 674 jobs
Heirloom

Executive Assistant

Brisbane, CA, USA

USD 50-60 / hour + Equity

Today
Environmental Services
Sustainability
51 - 200 employees
Senior
Aalo Atomics

Manufacturing Engineer

Austin, TX, USA
Today
Energy
Utilities
11 - 50 employees
Series A
Entry Level
Mill

Systems Engineering Intern - Fall 2025

San Bruno, CA, USA

USD 35-45 / hour

Today
Environmental Services
Sustainability
51 - 200 employees
Series C+
Internship
Exowatt

Opto-Mechanical Test Engineer

Miami Beach, FL, USA
Today
Renewables & Environment
Sustainability
11 - 50 employees
Seed
Mid-Senior Level
The Nuclear Company

Analytics Manager

Bellevue, WA, USA

USD 118k-140k / year

Today
11 - 50 employees
Mid-Senior Level
Pacific Fusion

Head of Federal Government Affairs

Washington, DC, USA

USD 200k-250k / year + Equity

Today
Renewables & Environment
Sustainability
51 - 200 employees
Series A
Director
SPAN

Talent Acquisition Lead

Bengaluru, Karnataka, India
2 days
Renewables & Environment
Sustainability
201 - 1000 employees
Series B
Mid-Senior Level
SPAN

HR Ops Associate

Bengaluru, Karnataka, India
2 days
Renewables & Environment
Sustainability
201 - 1000 employees
Series B
Associate
Sense

Product Marketing Senior Manager - Utility and Energy

Cambridge, MA, USA

USD 155k-175k / year + Equity

2 days
Consumer Products, Hardware
51 - 200 employees
Series C+
Senior
Crusoe

Cloud Support Engineer

San Francisco, CA, USA; Denver, CO, USA

USD 100k-115k / year + Equity

2 days
Energy
201 - 1000 employees
Mid-Senior Level
Cloud to Street

GTM Strategy Director

Brooklyn, NY, USA

USD 130k-160k / year + Equity

2 days
Finance
Insurance
11 - 50 employees
Series A
Director
Floodbase

GTM Strategy Director

Brooklyn, NY, USA

USD 130k-160k / year + Equity

2 days
Finance
Insurance
11 - 50 employees
Series A
Director
Phoenix Tailings

7.2. Production Engineer II

Exeter, NH, USA
2 days
Manufacturing
Mining & Metals
51 - 200 employees
Mid-Senior Level
Phoenix Tailings

7.3. Production Engineer I

Exeter, NH, USA
2 days
Manufacturing
Mining & Metals
51 - 200 employees
Entry Level
Phoenix Tailings

6.4. Senior Controls Engineer

Burlington, MA, USA
2 days
Manufacturing
Mining & Metals
51 - 200 employees
Senior
Phoenix Tailings

6.3. Electrical Engineer I

Burlington, MA, USA
2 days
Manufacturing
Mining & Metals
51 - 200 employees
Entry Level
Phoenix Tailings

6.5. Controls Engineer II

Burlington, MA, USA
2 days
Manufacturing
Mining & Metals
51 - 200 employees
Mid-Senior Level
Phoenix Tailings

6.6. Controls Engineer I

Burlington, MA, USA
2 days
Manufacturing
Mining & Metals
51 - 200 employees
Entry Level