"thermal engineering" Jobs

852 open tech roles matching “thermal engineering”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, Mechanical Engineering, Electrical Engineering. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 852 results

Helion

Join Helion as a Senior Superconductor Engineer to lead the development of superconducting hardware for fusion power systems.

Helion Everett, WA Published 4 months ago
Flexible on stack
Heron Power

Join Heron Power as a Mechanical Engineer Intern to design and develop innovative power electronics systems in a collaborative environment.

Heron Power Scotts Valley Published 3 months ago
Applied Intuition

Join Applied Intuition as a new grad Mechanical Engineer to impact the design and validation of self-driving vehicles.

Applied Intuition Sunnyvale Published 5 days ago
The Exploration Company

Join The Exploration Company as a MAIT Mechanical Technician to support the assembly of innovative aerospace technologies.

The Exploration Company Munich, Germany Published 3 months ago
Helion

Lead the engineering team for Orion's capacitor bank at Helion, a fusion power company, ensuring design and production of critical hardware.

Helion Everett, WA Published 1 month ago
Applied Intuition

Join Applied Intuition as a Mechanical Engineer to impact the design and validation of self-driving vehicles.

Applied Intuition Sunnyvale Published 2 months ago
K2 Space

Join K2 Space as an Environmental Test Technician to oversee complex test campaigns for cutting-edge satellite components.

K2 Space Los Angeles, CA $32–$45/hr Published 2 months ago
Astro Mechanica

Join Astro Mechanica as a Senior Turbomachinery Engineer to lead rotordynamic analysis and advance aerospace technology.

Astro Mechanica San Francisco Published 4 days ago
Chariot Defense

Join Chariot Defense as a junior Engineering Technician to support the assembly and testing of advanced power products for the military.

Chariot Defense San Bruno, California, United States $24–$65/hr Published 4 months ago
Varda Space

Join Varda as a Senior Thermal Analysis Engineer to develop thermal systems for spacecraft in a fast-paced, innovative environment.

Varda Space El Segundo, California, United States $140.3k–$179.3k/yr Published 2 months ago
Saronic Technologies

Lead the design and integration of mechanical systems for autonomous surface vessels in a hands-on engineering role.

Saronic Technologies Austin, TX Published 6 months ago
Standard Nuclear

Join Standard Nuclear as a Nuclear Fuel Development Engineer to support advanced nuclear fuel production in a hands-on technical role.

Standard Nuclear Idaho Falls, ID Published 2 months ago
SpaceX

Join SpaceX as a Data Center Safety Engineer to ensure safety controls in the expansion of AI infrastructure in Memphis.

SpaceX Memphis, TN Published 3 weeks ago
SpaceX

Join SpaceX as a Fluid Systems Engineer to design and optimize fluid systems for solar cell manufacturing in a high-volume environment.

SpaceX Bastrop, TX Published 1 month ago
Base Power Company

Join Base Power Company as a Hardware Engineering Intern to work on innovative energy solutions in a hands-on, collaborative environment.

Base Power Company Austin, TX Published 3 months ago
Proxima Fusion

Join Proxima Fusion as a Cryogenics Engineer to design and validate cryogenic systems for the world's first commercial fusion power plant.

Proxima Fusion Zurich Published 2 months ago
Sila Nanotechnologies

Lead the design of manufacturing-scale reactors at Sila Nanotechnologies to bridge R&D and capital project execution.

Sila Nanotechnologies Alameda, CA $172k–$218k/yr Published 1 month ago
Flexible on stack
CesiumAstro

Join CesiumAstro as a Mechanical Engineer I to develop cutting-edge hardware for aerospace systems in a dynamic startup environment.

CesiumAstro El Segundo, CA Published 1 week ago
CesiumAstro

Join CesiumAstro as a Mechanical Engineer I to develop cutting-edge hardware for aerospace systems in a dynamic startup environment.

CesiumAstro Austin, TX Published 1 week ago