"prototyping" Jobs

3300 open tech roles matching “prototyping”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, TypeScript. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 3300 results

Astro Mechanica

Join Astro Mechanica as a Mechanical Systems Design Engineer to lead hardware design from concept to production in aerospace.

Astro Mechanica San Francisco Published 2 days ago
K2 Space

Lead testing efforts for high-power satellites, ensuring successful component and system validation in a fast-paced environment.

K2 Space Los Angeles, CA $140k–$175k/yr Published 9 months ago
Flexible on stack
Proxima Fusion

Join Proxima Fusion as a Manufacturing Engineer to develop and industrialize processes for high-temperature superconducting magnet coils.

Proxima Fusion Munich Published 2 weeks ago
Flexible on stack
Helion

Join Helion as a Principal Power Electronics Packaging Engineer to lead the development of next-generation packaging solutions for fusion power technology.

Helion Everett, WA Published 3 months ago
Saronic Technologies

Join Saronic Technologies as a Senior Electrical Engineer to lead PCB design for high-reliability systems in maritime autonomy.

Saronic Technologies Austin, TX Published 5 months ago
Flexible on stack
Reddit

Join Reddit as a Principal Product Designer to shape user experiences across profiles, identity, and community tools in a fully remote role.

Reddit Remote - United States $223.6k–$313k/yr Published 3 weeks ago
Pika

Join Pika as a Research Intern to work on Videogen models and contribute to generative AI and multimedia technology.

Pika Palo Alto HQ Published 2 months ago
Flexible on stack
Pylon

Join Pylon as a Software Engineer to build AI-driven features for customer support and success in a collaborative environment.

Pylon San Francisco $180k–$280k/yr Published 2 months ago
Flexible on stack
Heron Power

Join Heron Power as an Electronics Design Engineer to architect and design low voltage electrical systems for innovative power converters.

Heron Power Scotts Valley $150k–$200k/yr Published 3 months ago
Sarvam AI

Join Sarvam AI as a Product Designer to create impactful designs for a billion users while working with top design talent in India.

Sarvam AI Bengaluru Published 3 months ago
Astro Mechanica

Join Astro Mechanica as a Senior Mechanical Design Engineer to lead innovative jet engine hardware from prototype to flight qualification.

Astro Mechanica San Francisco Published 2 months ago
K2 Space

Lead the design and validation of RF and microwave electronics for cutting-edge satellite systems at K2 Space.

K2 Space Los Angeles, CA $200k–$270k/yr Published 9 months ago
Helion

Join Helion as a Senior Multiphysics Modeling Engineer to develop and validate models for fusion hardware in a pioneering energy company.

Helion Everett, WA Published 6 months ago
Flexible on stack
Pacific Fusion

Drive the transition of prototype components to production-ready pulser systems in a fast-paced startup environment.

Pacific Fusion Fremont, CA $138.1k–$207.1k/yr Published 2 weeks ago
Onebrief

Join Onebrief as an Outcome Engineer to build AI-powered workflow software for military planning in a fully remote team.

Onebrief United States | Remote Published 7 months ago
SpaceX

Lead and scale high-performance teams in the insourcing of custom integrated circuits and packages for Starlink.

SpaceX Bastrop, TX Published 3 weeks ago
Reliable Robotics Corporation

Join Reliable Robotics as a Sr. Manufacturing Engineer to enhance aviation safety through innovative manufacturing processes.

Reliable Robotics Corporation San Martin, CA $167k–$230k/yr Published 1 month ago
Applied Intuition

Join Applied Intuition as an Industrial Designer to create user-friendly hardware designs for autonomous machines.

Applied Intuition Sunnyvale Published 3 months ago