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Pacific Fusion

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  • Senior Tooling & GSE Engineer

    Los Lunas, NM

    unspecified Salary not disclosed

    Senior Tooling & GSE Engineer Los Lunas, NM About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters The Senior Tooling & GSE Engineer will design, analyze, and procure custom handling equipment for lifting, in factory movement and overland transportation of Pacific Fusion's large custom hardware. You will utilize your expertise in heavy lifts, speciality rigging and in factory movement to create innovative designs to address unique installation and transportation challenges on rapid timelines across multiple locations. In this role you will work collaboratively with engineers, production employees, and scientists to optimize equipment designs across the company for safety, efficiency, and cost as we bring our demonstration system online. This role needs to be onsite at our

  • Accounting Manager

    Albuquerque, New Mexico

    unspecified Salary not disclosed

    Accounting Manager Albuquerque, New Mexico About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters We are building a high-impact finance team to support our rapid growth. The Accounting Manager will be a foundational member of the team, responsible for establishing and maintaining rigorous accounting processes in a fast-paced startup environment. A core focus of this role is fixed asset accounting - as a capital-intensive technology company, Pacific Fusion requires meticulous tracking, capitalization, and reporting of property, plant, and equipment as we deploy significant infrastructure. This role requires someone who is comfortable with ambiguity, able to work independently, and excited to help build infrastructure from the ground up. What You'll Do - Participate in the month-end and

  • Senior Target Fabrication Engineer - Metrology

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Target Fabrication Engineer - Metrology San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion is looking for a Senior Metrology & Inspection Engineer to join our growing target fabrication team. In this role, you will be responsible for dimensional integrity and quality of precision components and assemblies ultimately used in our pulsed power fusion system. You will be responsible for finding creative solutions to inspect a wide variety of complex target designs, ensuring that every component meets micron-level tolerances required for successful fusion experiments. Your expertise in developing and implementing advanced metrology processes is critical to establishing data-driven feedback loops necessary in precision manufacturing on the path to commercial fusion

  • Senior Target Fabrication Engineer - Assembly

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Target Fabrication Engineer - Assembly San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion is looking for a Senior Target Fabrication Engineer specializing in precision assembly and project management to join our growing target fabrication team. In this role, you will be a primary bridge between target design and physical realization, ensuring that complex, high-precision assemblies are delivered on schedule. Your work in managing the lifecycle of these targets from component sourcing to final integration is critical to maintaining the high-cadence production on the road to commercial fusion energy. What You'll Do - Manage the end-to-end delivery of fusion targets to internal departments, ensuring all technical requirements, budgets, and schedules

  • Senior Structures Engineer

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Structures Engineer San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion is looking for a Senior Structures Engineer to help with design, analysis, and validation of critical mechanical, structural systems necessary for the installation, commissioning, and operations of our fusion systems. This role requires extensive expertise across structural analysis, mechanical design, and construction engineering to safely and efficiently execute complex projects in a high-precision environment. What You'll Do - Drive and develop innovative designs for the specialized tools and equipment required for the installation, maintenance, heavy-lift, and high-precision alignment of large fusion machine components. - Design temporary support structures-including frames, fixtures, falsework, scaffolding, and temporary hoists-required for the installation and

  • Senior Systems Integration Engineer

    San Leandro, CA

    unspecified $176K-$264K

    Senior Systems Integration Engineer San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion is seeking an exceptional Senior Systems Engineer to join our dynamic team and create the path to commercial fusion energy. Based in San Leandro, CA, Pacific is pioneering the development of state-of-the-art pulsed magnetic inertial fusion energy systems. In this role, you will bridge the gap between plasma physics and mechanical/electrical engineering during our prototyping and pilot plant design phase. You will lead the integration, modeling, and validation of complex subsystems, ensuring that our ambitious physics goals are translated into robust and reliable hardware. This position calls for technical rigor, visionary problem-solving, and the ability to thrive in

  • Emerging Talent & Events Program Manager

    San Leandro, CA

    unspecified Salary not disclosed

    Emerging Talent & Events Program Manager San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters We're looking for an Emerging Talent & Events Program Manager to own and evolve our early talent pipeline and recruiting events strategy. This role sits within our Talent Acquisition team and is central to how we attract, engage, and convert the next generation of talent. You'll be both a builder and an executor, designing programs from the ground up while keeping the day-to-day running seamlessly. You will be part of a growing team that values curiosity, bold thinking and collaboration. What You'll Do - Own end-to-end program management for university programs including design, execution, and continuous improvement. -

  • Experimental Physicist

    San Leandro, California

    unspecified Salary not disclosed

    Experimental Physicist San Leandro, California About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion is seeking an exceptional Experimental Physicist to join our dynamic team and create the path to commercial fusion energy. You will collaborate with engineers and scientists towards our demonstration of ignition and high-gain targets for fusion energy applications. What You'll Do - Run experiments at pulsed-power and other facilities to test aspects of our fusion target design. - Design and implement optical diagnostics for the Demonstration System - Develop analysis methods for experimental data. What You Bring - Experience with optical diagnostics in fusion or other experimental science, especially with interferometry, polarimetry, velocimetry, and similar techniques. - Experience conducting fusion

  • Senior Technical Recruiter

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Technical Recruiter San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters We're looking for a Senior Technical Recruiter who loves building teams as much as building relationships. You'll be a strategic partner to hiring managers, a trusted guide for candidates, and an important part of how we grow. This role sits close to the work - you'll collaborate with engineering leaders and cross-functional teams to hire across our expanding technical disciplines, and you'll do it as part of a team that genuinely values curiosity, bold thinking, and collaboration. This is an on-site role based in the Bay Area. What You'll Do - Own end-to-end recruiting across mechanical and electrical engineering, experimental physics,

  • Senior Full Stack Developer

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Full Stack Developer San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion will continue to generate quantitative data at an exponentially increasing rate as we evolve from pulser hardware prototypes to mass pulser component production to continuous operations at the Demonstration System. Curation of this data for efficient analysis, consumption, and action is critical to rapid execution. As Senior Full Stack Developer, you will architect and develop data acquisition systems and web front ends for Pacific Fusion's growing need for full stack applications for recipe management, data acquisition, and data processing. This includes architecting and developing databases and database schemas, developing apis to access data, and front end react applications

  • Senior Mechanical Engineer - Vacuum Systems

    San Leandro, CA

    unspecified $138K-$264K

    Senior Mechanical Engineer - Vacuum Systems San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters As a Senior Mechanical Engineer , you will lead the design, development, and integration of complex vacuum seal systems for our pulsed magnetic inertial fusion platform. This role focuses on designing robust seals for high-vacuum, air, and water interfaces exposed to extreme fusion conditions. Responsibilities: - Design and analyze large, high-performance vacuum seals for water-to-air, air-to-high-vacuum, and water-to-high-vacuum transitions - Lead experimental design and testing of vacuum seals in collaboration with internal teams, external vendors, and academic partners - Conduct research into novel sealing techniques; define, execute, and evaluate test campaigns - Perform FMEA and tolerance stack-up analyses

  • Infrastructure Mechanical Engineer

    Albuquerque, NM

    unspecified Salary not disclosed

    Infrastructure Mechanical Engineer Albuquerque, NM About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters As the Infrastructure Mechanical Engineer, you will be responsible for overseeing the integration of mechanical building system requirements for our nuclear fusion demonstration system. You will work across several teams to develop the building systems which enables us to achieve net facility gain. During construction you will work with design consulting engineering and contractors to ensure a quality installation which can be safely maintained. Following construction, you will be responsible for the operation, maintenance, and future upgrades of the building systems. This position is based in Albuquerque, NM and will require up to 50% travel to our San Leandro, CA facility during

  • Infrastructure Electrical Engineer

    Albuquerque, NM

    unspecified Salary not disclosed

    Infrastructure Electrical Engineer Albuquerque, NM About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters As the Infrastructure Electrical Engineer, you will be responsible for overseeing the integration of facility electrical equipment for our nuclear fusion demonstration system. You will work across several teams to develop the facility electrical equipment which enables us to achieve net facility gain. During construction you will work with design consulting engineering and contractors to ensure a quality installation which can be safely maintained. Following construction, you will be responsible for the operation, maintenance, and future upgrades of the facility electrical equipment. This position is based in Albuquerque, NM and will require up to 50% travel to our San Leandro, CA facility

  • Facilities Engineer

    Albuquerque, New Mexico

    unspecified Salary not disclosed

    Facilities Engineer Albuquerque, New Mexico About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters As the Senior Facilities Engineer, you will be the primary technical bridge between our fusion demonstration system design team and the facility infrastructure. This is a high-impact role responsible for the integration of complex mechanical and electrical systems that power and support our fusion demonstration system. You will manage the interface where cutting-edge science meets industrial-scale engineering, overseeing design consultants to develop bespoke hardware and ensuring the facility's infrastructure is perfectly synchronized with the machine's operational requirements. This position is based in Albuquerque, NM, and will require up to 50% travel to our San Leandro, CA facility for the first year to

  • Senior Electrical Technician

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Electrical Technician San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters As a Senior Electrical Technician, you will be responsible for fabricating, installing, repairing, and maintaining critical electrical components across a variety of systems. You will work with several teams to create controls equipment and be a key link between these teams in perpetuating a culture of good communication. Your activities will directly support the mission of achieving net facility gain, as such there is an expectation that this role will participate in the continued technical and professional growth that is required to achieve this goal. This position is primarily based in San Leandro, CA. Traveling will be required to support installation

  • Senior Project Engineer, Steel Structures

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Project Engineer, Steel Structures San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion is seeking an experienced & versatile Senior Project Engineer - Steel Structures to join our dynamic team and create the path to commercial fusion energy. You will lead the procurement, contract management, installation and commissioning of structural steel systems such as tanks, equipment platforms, and structural steel components for holding, lifting, moving and positioning critical equipment. This role requires a top-tier combination of engineering skills, technical expertise, fabrication and construction experience, problem-solving skills, and a proactive mindset to meet the exciting challenges in the field of fusion energy. As a senior engineer, you will be responsible for

  • Senior Buyer

    San Leandro, CA

    unspecified Salary not disclosed

    Senior Buyer San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters The Senior Buyer will support the sourcing and delivery of components required to build the fusion demonstration system. You will work closely with scientists and engineers across many disciplines to ensure that their designs can be assembled on time and on budget, leading to a successful project delivery. Your role involves negotiating with suppliers, managing supplier performance, and implementing procurement strategies to meet business objectives. You will also support cost reduction initiatives and maintain strong supplier relationships to ensure optimal supply chain performance. What You'll Do - Oversee the overall procurement process including but not limited to creating and reviewing RFPs and

  • Senior Technical Talent Sourcer

    San Leandro, CA

    unspecified $128K-$164K

    Senior Technical Talent Sourcer San Leandro, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters As a Technical Talent Sourcer you will partner with recruiters and hiring managers to build pipelines of world class engineering and scientific talent. You'll focus on finding and engaging exceptional talent, developing strategies to reach hard-to-find candidates, and ensuring a thoughtful introduction to our mission. You will be part of a growing team that values curiosity, bold thinking and collaboration. Note: This role will be on site daily in our San Leandro office with occasional travel to others offices in the Bay Area. What You'll Do - Source and engage passive candidates for highly technical roles (engineering, physics, R&D, hardware,

  • Lead Analyst, Corporate Development

    Fremont, CA

    unspecified Salary not disclosed

    Lead Analyst, Corporate Development Fremont, CA About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters As Lead Analyst, Corporate Development , you will be a key driver of Pacific Fusion's capital strategy and bankable foundation. This role sits at the intersection of investor relations, project finance, strategic analysis, and M&A. Your work will directly influence how we raise capital and build the financial architecture for a new category of energy infrastructure. What You'll Do - Fundraising & Capital Strategy: Orchestrate the education of the global investor community on the fusion market, its long-term trajectory, and Pacific Fusion's position within it. Manage and prioritize a pipeline of prospective investors across endowments, pension funds, sovereign wealth funds, and

  • Senior Mechanical Engineer - Pulser Modules

    Fremont, California

    unspecified Salary not disclosed

    Senior Mechanical Engineer - Pulser Modules Fremont, California About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters Pacific Fusion is seeking an exceptional Senior Mechanical Engineer to help create the path to commercial fusion energy. You will help with the design, analysis, integration, and validation of mechanical systems and components across our advanced fusion energy platform. This role sits at the intersection of precision engineering and first-of-kind technology, demanding both deep technical expertise and the creative problem-solving mindset needed to tackle challenges no one has solved before. You will lead collaborative projects, mentor junior engineers, and play a vital role in driving our overall development effort. What You'll Do - Develop innovative mechanical designs for complex