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Climate and energy startup jobs

Nuclear, solar, batteries, and the software that runs the grid. Energy and climate teams in the portfolio, with every opening landing here as it posts.

466 open roles · See the companies in this sector →
Mine Planner
Mariana Minerals · San Francisco HQ · Full Time
$140k - $175k View role →
Supplier Industrialization Engineer
Base Power Company · Austin, TX · Full Time
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State Engagement Director
Radiant · Washington, D.C. · Full Time
$184k - $236k View role →
Operations Manager, Richland
Standard Nuclear · Richland, WA
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Head of Sales
Heron Power · Scotts Valley · Full Time
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Senior Software Engineer, Developer Productivity
Radiant · El Segundo, CA · Full Time
$158k - $220k View role →
Strategic Sourcing Manager
Radiant · El Segundo, CA · Full Time
$86k - $168k View role →
Global Supply Manager - Electromechanical TLA
Base Power Company · Austin, TX · Full Time
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Regulatory Program Manager
Radiant · El Segundo, CA · Full Time
$161k - $236k View role →
Quantitative Trader
Base Power Company · Austin, TX · Full Time
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Controls Technician (2nd Shift)
Base Power Company · Austin, TX · Full Time
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Staff CPE Engineer (Remote)
KoBold Metals · Remote - US
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Deployment Engineer (Product Launch)
Base Power Company · Austin, TX · Full Time
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Process Plant Technician
Mariana Minerals · Moab, UT · Full Time
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Deployment Operations Specialist (Utility Partnerships)
Base Power Company · Austin, TX · Full Time
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Deployment Engineer (Utility Partnerships)
Base Power Company · Austin, TX · Full Time
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Mechanical Engineer, Motor Design - 2026 New Graduate
Radiant · El Segundo, CA · Full Time
$95k - $105k View role →
Supply Chain & Manufacturing Intern - Manufacturing
Exowatt · Austin, TX · Intern
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Supply Chain & Manufacturing Intern - Contract Manufacturing Vendor
Exowatt · Austin, TX · Intern
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Senior Product Designer, Internal Tools
Base Power Company · Austin, TX · Full Time
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Senior Cost Accountant
Base Power Company · Austin, TX · Full Time
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Recruiting Coordinator & Operations Specialist
Mariana Minerals · San Francisco HQ · Full Time
$65k - $95k View role →
Deployment Finance & Business Operations
Base Power Company · Austin, TX · Full Time
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Senior Staff Software Engineer
Heron Power · Scotts Valley · Full Time
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Staff / Senior Staff Firmware Integration Engineer
Heron Power · Scotts Valley · Full Time
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Quality Assurance Engineer
Rune Technologies · Rosslyn, VA · Full Time
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Recycling Operator
Mariana Minerals · Moab, UT · Full Time
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Hazardous Waste Specialist
Standard Nuclear · Oak Ridge, TN
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Backend Software Engineer - Sensors and Integrations
Rune Technologies · Seattle, WA · Full Time
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Senior Test Engineer, Mechanical/Fluids
Radiant · El Segundo, CA · Full Time
$134k - $185k View role →
Deployment Specialist (Field Operations)
Base Power Company · Austin, TX · Full Time
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Intern, Supply Chain (Fall 2026)
Heron Power · Scotts Valley · Full Time
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Structural Designer
Mariana Minerals · Houston, TX · Full Time
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Pilot Plant Technician
Mariana Minerals · San Francisco HQ · Full Time
$40k - $50k View role →
Software Engineering Intern - Inventory Automation & IoT/Robotics
Exowatt · Austin, TX · Intern
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Software Engineering Intern - Agent Platform (AI)
Exowatt · Miami, FL · Intern
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Business Development Intern
Exowatt · Miami, FL · Intern
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Supply Chain & Manufacturing Intern - Facilities & EHS
Exowatt · Austin, TX · Intern
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Intern, Power Electronics Controls Engineer
Heron Power · Scotts Valley · Full Time
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Recruiting Coordinator
Base Power Company · Austin, TX · Full Time
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Executive Assistant (Remote, GMT)
KoBold Metals · Remote
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Test Engineer, Mechanical/Fluids
Radiant · El Segundo, CA · Full Time
$107k - $146k View role →
Senior/Staff G&A Recruiter
Heron Power · Scotts Valley · Full Time
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Member Operations Analytics
Base Power Company · Austin, TX · Full Time
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Warehouse and Shipping Coordinator
Standard Nuclear · Oak Ridge, Tennessee
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Legal and Compliance Administrator
Standard Nuclear · Remote
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People Operations Lead
Heron Power · Scotts Valley · Full Time
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Process Safety Engineer
Mariana Minerals · Houston, TX · Full Time
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EHS Manager
Heron Power · Scotts Valley · Full Time
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Utility Partnerships
Base Power Company · Austin, TX · Full Time
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Radiological Control Technician
Standard Nuclear · Oak Ridge, Tennessee
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Technical Writer
Standard Nuclear · Oak Ridge, TN
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Mechatronics Technician
Base Power Company · Austin, TX · Full Time
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Go to Market Finance & Business Operations
Base Power Company · Austin, TX · Full Time
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Business Development Manager
Radiant · El Segundo, CA · Full Time
$115k - $168k View role →
Supplier Industrialization Engineer - MX
Base Power Company · Mexico · Full Time
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Supply Reliability Engineer
Radiant · El Segundo, CA · Full Time
$134k - $190k View role →
Mechanical Engineer
Mariana Minerals · San Francisco HQ · Full Time
$140k - $175k View role →
Mechanical Maintenance Technician
Mariana Minerals · San Francisco HQ · Full Time
$45k - $55k View role →
Sr. HRBP/Generalist
Mariana Minerals · Houston, TX · Full Time
$100k - $150k View role →
Technical Training Coordinator
Standard Nuclear · Oak Ridge, TN
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Production Associate (2nd Shift)
Base Power Company · Austin, TX · Full Time
$23k - $25k View role →
Senior Manager, Power Systems
Radiant · El Segundo, CA · Full Time
$209k - $284k View role →
CNC Machinist
Radiant · El Segundo, CA · Full Time
$45k - $61k View role →
Head of Mission Success
Rune Technologies · Rosslyn, VA · Full Time
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Supplier Industrialization Engineering Manager
Base Power Company · Austin, TX · Full Time
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Reactor Operations Training Specialist
Radiant · El Segundo, CA · Full Time
$150k - $208k View role →
Materials Associate (San Antonio)
Base Power Company · San Antonio, TX · Full Time
$23k - $25k View role →
Last Mile Driver (San Antonio)
Base Power Company · San Antonio, TX · Full Time
$23k - $25k View role →
Engineering Technician
Radiant · El Segundo, CA · Full Time
$41k - $56k View role →
Growth Intern
Base Power Company · Austin, TX · Intern
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Facilities Technician
Radiant · El Segundo, CA · Full Time
$33k - $41k View role →
Facilities Technician - Electrical
Radiant · El Segundo, CA · Full Time
$33k - $41k View role →
Mechanical Design Engineer
Base Power Company · Austin, TX · Full Time
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System Design and Architecture Engineer
Base Power Company · Austin, TX · Full Time
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Thermal Design Engineer
Base Power Company · Austin, TX · Full Time
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Functional Tester Design Engineer
Base Power Company · Austin, TX · Full Time
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Mechanical Operator
Standard Nuclear · Oak Ridge, TN
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Deployment Operations Specialist (Logistics)
Base Power Company · Austin, TX · Full Time
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Strategic Operator
Base Power Company · Austin, TX · Full Time
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Hardware Test Technician
Base Power Company · Austin, TX · Full Time
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Field Reliability Engineer
Base Power Company · Austin, TX · Full Time
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Plant Manager
Standard Nuclear · Oak Ridge, TN
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Field Application Engineer
Base Power Company · Austin, TX · Full Time
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Technical Operations Engineer
Rune Technologies · Rosslyn, VA · Full Time
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Mechatronics Engineer (Autonomy)
Mariana Minerals · San Francisco HQ · Full Time
$140k - $200k View role →
Mechatronics Engineer (Hardware)
Mariana Minerals · San Francisco HQ · Full Time
$140k - $200k View role →
Head of Engineering Programs
Mariana Minerals · San Francisco HQ · Full Time
$180k - $240k View role →
Chief of Staff to the COO
Mariana Minerals · Houston, TX · Full Time
$180k - $210k View role →
Business Operations Lead
Patch · San Francisco · Full Time
$155k - $210k View role →
Senior Equipment Engineer
Radiant · El Segundo, CA · Full Time
$134k - $185k View role →
Automation Controls Engineer
Heron Power · Scotts Valley · Full Time
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Senior / Staff Automation Controls Engineer
Heron Power · Scotts Valley · Full Time
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Automation & Controls Engineering Manager
Heron Power · Scotts Valley · Full Time
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Senior Manager, Embedded Systems Engineering
Radiant · El Segundo, CA · Full Time
$209k - $284k View role →
Nuclear Fuel Development Engineer
Standard Nuclear · Idaho Falls, ID
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Lead, Deployment Operations
Base Power Company · Austin, TX · Full Time
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Front End Engineer
Rune Technologies · Rosslyn, VA · Full Time
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Growth Lead, Base Energy
Base Power Company · Austin, TX · Full Time
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Brand & Offline Marketing
Base Power Company · Austin, TX · Full Time
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Roles here come straight from each speedrun portfolio company and refresh daily. Prefer warm intros over cold applying? Join the speedrun talent network: one signup, and we route you to the founders most likely to need you.