HEAT Jobs in California

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PCBA Test Engineer

PsiQuantum

•

Palo Alto, California, USA

Full-time

Quantum computing holds the promise of humanity's mastery over the natural world, but only if we can build a real quantum computer. PsiQuantum is on a mission to build the first real, useful quantum computers, capable of delivering the world-changing applications that the technology has long promised. We know that means we will need to build a system with roughly 1 million qubits that supports fault tolerant error correction within a scalable architecture, and a data center footprint. By harnes
Posted 55 days ago | Updated 1 hour ago

System Calibration Engineer

PsiQuantum

•

Palo Alto, California, USA

Full-time

Quantum computing holds the promise of humanity's mastery over the natural world, but only if we can build a real quantum computer. PsiQuantum is on a mission to build the first real, useful quantum computers, capable of delivering the world-changing applications that the technology has long promised. We know that means we will need to build a system with roughly 1 million qubits that supports fault tolerant error correction within a scalable architecture, and a data center footprint. By harnes
Posted 18 days ago | Updated 1 hour ago

Engine Systems & Test Team- Staff Combustion Device Test Engineer

Relativity Space

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Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 36 days ago | Updated 1 hour ago

Validation Engineer, Cryogenic

PsiQuantum

•

Milpitas, California, USA

Full-time

Quantum computing holds the promise of humanity's mastery over the natural world, but only if we can build a real quantum computer. PsiQuantum is on a mission to build the first real, useful quantum computers, capable of delivering the world-changing applications that the technology has long promised. We know that means we will need to build a system with roughly 1 million qubits that supports fault tolerant error correction within a scalable architecture, and a data center footprint. By harnes
Posted 51 days ago | Updated 1 hour ago

Sr. Mechanical Design Engineer, Test Infrastructure & Systems Engineering

Tesla Motors

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Palo Alto, California, USA

Full-time

Tesla Energy's Test Infrastructure team is seeking a Mechanical Design Engineer to develop automated test equipment and mechanical infrastructure for energy storage, EV charging, and solar products. The role requires expertise in 3D modeling (CATIA), sheet metal design, prototyping, electromechanical packaging, 80/20 structures, mechanical component sourcing, and build oversight.You will work closely with Electrical and Controls Engineers to integrate mechanical and electrical elements into robu
Posted 60+ days ago | Updated 1 hour ago

Engine Systems & Test Team- Propulsion Test Responsible Engineer II

Relativity Space

•

Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 31 days ago | Updated 1 hour ago

Site Reliability Engineer

PsiQuantum

•

Palo Alto, California, USA

Full-time

Quantum computing holds the promise of humanity's mastery over the natural world, but only if we can build a real quantum computer. PsiQuantum is on a mission to build the first real, useful quantum computers, capable of delivering the world-changing applications that the technology has long promised. We know that means we will need to build a system with roughly 1 million qubits that supports fault tolerant error correction within a scalable architecture, and a data center footprint. By harnes
Posted 15 days ago | Updated 1 hour ago

Sr. Mechanical Design Engineer, Power Electronics

Tesla Motors

•

Palo Alto, California, USA

Full-time

As a Mechanical Design Engineer in Tesla's Power Electronics team, you will design cutting edge, world-class power converters in use across the entirety of Tesla, from Vehicle and Energy Storage to Solar and Manufacturing. You will be joining an elite team of driven engineers with a huge scope, reach, and potential impact. We are hardcore. The work is fast-paced and challenging. Tesla's mission and vision must excite you. Power electronics is unique. Despite its name, it pushes the limits of t
Posted 35 days ago | Updated 1 hour ago

Engine Systems & Test Team- Propulsion Test Responsible Engineer I

Relativity Space

•

Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 31 days ago | Updated 1 hour ago

Propulsion Engineer (Merlin Thrust Chamber Assemblies / Turbopumps & Injectors)

SpaceX

•

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. PROPULSION ENGINEER (MERLIN THRUST CHAMBER ASSEMBLIES / TURBOPUMPS & INJECTORS) As a Propulsion Manufacturing Engineer at SpaceX, you will utilize your knowledge, experience, and creativity to develop novel solutions
Posted 60+ days ago | Updated 1 hour ago

Senior Wireless Network Engineer

Aduril Industries

•

Costa Mesa, California, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 60+ days ago | Updated 1 hour ago

Lead Engineer - Plant Electrical Systems Design

GE Vernova

•

Remote or Wilmington, North Carolina, USA

Full-time

Job Description Summary Plant electric power distribution systems (EPDS) design including nuclear (NI) and turbine island (TI), balance of plant (BOP), and interface to switchyard and grid. Scope includes safety-related (S-R) or Safety Class 1 (SC1), augmented quality or SC2 and SC3, and nonsafety-related (NSR) systems for; advanced light water reactor (ALWR) [focus on BWRX-300] and advanced liquid metal reactor (ALMR) [Natrium] for commercial nuclear power plants and test facilitiesThis role fo
Posted 3 days ago | Updated 1 hour ago

Mobile Operating Engineer

JLL

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Santa Ana, California, USA

Full-time

JLL empowers you to shape a brighter way. Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant e
Posted 60+ days ago | Updated 1 hour ago

Senior Mechanical Engineering Technical Leader

Cisco Systems, Inc.

•

San Jose, California, USA

Full-time

The application window is expected to close on: August 15, 2025. Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received. This role requires being onsite in San Jose 4+ days/week. Meet the Team We are the Service Provider (SP) Mechanical and Thermal team responsible for the design of Cisco's best high-performance, provider class routers, the Cisco 8000 series. The Cisco 8000 series utilizes Cisco's revolutionary Silicon One ASIC that
Posted 60+ days ago | Updated 1 hour ago

Deputy Chief Engineer

Boeing Company

•

El Segundo, California, USA

Full-time

Deputy Chief Engineer Company: The Boeing Company We are Boeing Research & Technology (BR&T): Boeing's global research and development team creating and implementing innovative technologies that make the impossible possible and enabling the future of aerospace. We are engineers and technicians, skilled scientists and bold innovators; Join us and put your passion, determination, and skill to work building the future! #TheFutureIsBuiltHere #ChangeTheWorld Within BR&T's Mission System Technolog
Posted 60+ days ago | Updated 1 hour ago

Senior Engineer - Plant Electrical Systems Design

GE Vernova

•

Remote or Wilmington, North Carolina, USA

Full-time

Job Description Summary Plant electric power distribution systems (EPDS) design including nuclear (NI) and turbine island (TI), balance of plant (BOP), and interface to switchyard and grid. Scope includes safety-related (S-R) or Safety Class 1 (SC1), augmented quality or SC2 and SC3, and nonsafety-related (NSR) systems for; advanced light water reactor (ALWR) [focus on BWRX-300] and advanced liquid metal reactor (ALMR) [Natrium] for commercial nuclear power plants and test facilities. This role
Posted 3 days ago | Updated 1 hour ago

Senior Application Engineer

Commonwealth Fusion Systems

•

Milpitas, California, USA

Full-time

About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of research, top talent and new technologies, we're designing and building commercially viable fusion power plants. And working with policymakers and suppliers to build the energy industry of the future. We're in the best position to make it happen. Since 2018, we've raised over $2 billion in capital - more than any other fusion energy company in th
Posted 38 days ago | Updated 1 hour ago

Head of Engineering - Tool Development

Commonwealth Fusion Systems

•

Milpitas, California, USA

Full-time

About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of research, top talent and new technologies, we're designing and building commercially viable fusion power plants. And working with policymakers and suppliers to build the energy industry of the future. We're in the best position to make it happen. Since 2018, we've raised over $2 billion in capital - more than any other fusion energy company in th
Posted 60+ days ago | Updated 1 hour ago

Staff Mechanical Engineer - R&D Robotics

Johnson & Johnson

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Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 56 days ago | Updated 1 hour ago

Senior Systems Integration Test Engineer

PsiQuantum

•

Milpitas, California, USA

Full-time

Quantum computing holds the promise of humanity's mastery over the natural world, but only if we can build a real quantum computer. PsiQuantum is on a mission to build the first real, useful quantum computers, capable of delivering the world-changing applications that the technology has long promised. We know that means we will need to build a system with roughly 1 million qubits that supports fault tolerant error correction within a scalable architecture, and a data center footprint. By harnes
Posted 51 days ago | Updated 1 hour ago