"energy systems" Jobs

771 open tech roles matching “energy systems”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, SQL. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 771 results

Periodic Labs

Join Periodic Labs as an ML Systems Engineer to build and optimize large-scale training and reinforcement learning infrastructure.

Periodic Labs Menlo Park, CA $250k–$350k/yr Published 4 months ago
Flexible on stack
Helion

Join Helion as a Senior Software Engineer to enhance cybersecurity for cutting-edge fusion power technology in an onsite role.

Helion Everett, WA Published 6 months ago
Flexible on stack
Valar Atomics

Lead the design and delivery of MV/LV electrical systems for nuclear fuel manufacturing facilities at Valar Atomics.

Valar Atomics Torrance, California, United States $144k–$176k/yr Published 1 month ago
Flexible on stack
Radiant

Join Radiant as a Senior Reactor Systems Engineer to design and implement procedures for groundbreaking nuclear microreactor technology.

Radiant El Segundo, CA Published 3 months ago
Mariana Minerals

Join Mariana Minerals as a Senior Systems Administrator to lead hands-on systems administration and infrastructure implementation.

Mariana Minerals San Francisco HQ Published 2 weeks ago
Flexible on stack
Pacific Fusion

Join Pacific Fusion as a Senior Mechanical Engineer to lead the design and development of advanced fusion energy systems.

Pacific Fusion San Leandro, CA $156.5k–$234.8k/yr Published 10 months ago
Cowboy Space Corporation

Join Cowboy Space Corporation as a Senior Mechanisms Engineer to design critical vehicle mechanisms for space-based solar energy systems.

Cowboy Space Corporation Kent, Washington $150k–$180k/yr Published 1 week ago
Flexible on stack
Helion

Join Helion as a Category Manager to lead strategic sourcing for capital equipment in the fusion energy sector.

Helion Everett, WA Published 1 month ago
Helion

Join Helion as a Senior Data Scientist to develop data foundations for fusion systems in a mission-driven environment.

Helion Everett, WA Published 2 months ago
Flexible on stack
Radiant

Join Radiant as a Senior Thermal Modeling & Analysis Engineer to lead CFD and thermal modeling for innovative nuclear microreactors.

Radiant El Segundo, CA Published 1 month ago
Flexible on stack
Cowboy Space Corporation

Join Cowboy Space Corp as a Senior Mechanisms Engineer to lead critical vehicle mechanism subsystems from concept through flight.

Cowboy Space Corporation Kent, Washington $150k–$180k/yr Published 1 week ago
Flexible on stack
Pacific Fusion

Join Pacific Fusion as a Senior Mechanical Engineer to innovate mechanical designs for advanced fusion energy systems.

Pacific Fusion Fremont, CA $138.1k–$263.8k/yr Published 6 months ago
Helion

Lead the electrical engineering team at Helion to develop innovative circuit designs for fusion power devices.

Helion Everett, WA Published 8 months ago
Cowboy Space Corporation

Join Cowboy Space Corp as a Senior Mechanisms Engineer to lead gimbal mechanism development for innovative laser communications payloads.

Cowboy Space Corporation San Carlos, California $152k–$220k/yr Published 14 hours ago
Helion

Join Helion as a Senior Computational Plasma Scientist to advance fusion power through kinetic simulations and collaboration with cross-functional teams.

Helion Everett, WA Published 3 months ago
Flexible on stack
Pacific Fusion

Join Pacific Fusion as a Senior Full Stack Developer to architect and develop data acquisition systems for clean energy solutions.

Pacific Fusion San Leandro, CA $138k–$207k/yr Published 4 months ago
Exowatt

Serve as a strategic partner to leaders in engineering and operations while shaping people strategies at a startup focused on sustainable energy.

Exowatt Austin, TX Published 3 weeks ago
Valar Atomics

Join Valar Atomics as a Senior OT Data Engineer to own operational data architecture for advanced nuclear systems.

Valar Atomics Torrance, California, United States $170k–$210k/yr Published 1 month ago
Flexible on stack
Pacific Fusion

Join Pacific Fusion as a Senior Mechanical Engineer to drive the development of innovative fusion energy systems.

Pacific Fusion San Leandro, CA $138.1k–$263.8k/yr Published 2 months ago