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Fuse

17 open roles indexed with location, benefit, and apply-link signals where available.

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  • Electromechanical Technologist

    Albuquerque, New Mexico

    unspecified Salary not disclosed

    Electromechanical Technologist Albuquerque, New Mexico About Fuse We are a (rad hard) team of builders, breakers, and fixers - delivering pulsed-power systems to accelerate the world's transition to fusion. Customers span defense, energy, and aerospace; our pulsed-power platforms (e.g., TITAN, Z-STAR) support nuclear effects testing now and fusion plants tomorrow. About the Role You will be responsible for the assembly, wiring and plumbing on electromechanical systems. Systems include vacuum, power generation, pulse forming section and oil system. You must be able to read mechanical and electrical drawings to be able to assemble, field and troubleshoot these complex systems. Job Requirements - Assemble racks, HV/LV harnesses, enclosures, panels, and motion/actuation subsystems. - Install pumps, valves, seals, gauges; leak-check and maintain oil and vacuum systems. - Mount sensors, route signal cabling, and bring up data acquisition system (DAS)-oscilloscopes, probes, DMMs, and troubleshoot connection issues. - Read schematics and harness drawings; crimp/terminate to specification; label, route and document work. - Run electrical checkouts, resolve system noise, troubleshoot high voltage (HV) systems, and restore electromechanical systems to operational status. - Preventive/corrective maintenance, spares, calibration, and readiness of tools and materials. Responsible for calibration of oscilloscopes, power supplies, etc.- Execute HV/LOTO, ESD, rigging, and lift plans, proper use of PPE; maintain clear and concise safety records. - Capture build notes, monitor/maintain electromechanical systems, and feed improvements back to engineering. Minimum Requirements - 3-7+ years experience building and integrating complex electromechanical systems (emphasis in pulsed power). - Mastery of hand tools and metrology; expertise in electri

  • Laser Engineer - San Leandro

    San Leandro, California

    unspecified Salary not disclosed

    Laser Engineer - San Leandro San Leandro, California Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. This is not a regular job. Fusers are on a mission to change the world. Minimum Qualifications - Bachelor's/ Master's/ PHD degree in optics, optoelectronics, laser physics, electrical engineering, photonics or a related field - 2+ years' experience in High Energy Laser design, analysis, and testing - 2+ years' experience with laser amplification techniques - 2+ years' experience with laser modeling and simulation software and other design and simulation - Strong communication and problem-solving skills - Willingness to travel to Montreal occasionally Key Responsibilities - Designing and developing laser systems that generate short-duration, high-energy pulses of light. - Developing and testing laser components, including the laser cavity, mirrors, and amplifiers, to ensure that they can withstand high-energy pulses - Collaborating with optical, electrical, and mechanical engineers, to integrate laser systems with other components of a larger system - Conducting research and development activities to explore new technologies and techniques for improving high-energy laser systems - Planning and overseeing the manufacturing, installation, and operation of laser systems - Developing and implementing

  • Executive Assistant

    San Leandro, California

    unspecified Salary not disclosed

    Executive Assistant San Leandro, California About Fuse Fuse is on a mission to accelerate the world's transition to limitless clean energy. We're builders, breakers, and fixers who get sh!t done - building pulsed-power and fusion devices. The team moves fast, iterates faster, and sweats the details. If “impossible” sounds like a to-do list, you'll fit right in. This is not a regular job. Fusers are on a mission to change the world. About the Role Fuse is searching for our operations sherpa. A unique Fuser that can keep pace with our founder's velocity. You'll guard time, kill friction, and turn chaos into clean execution. Calendar athlete. Comms router. Travel ninja. Ops whisperer. All in one. About You - Trusted gatekeeper: Discretion first. - Polished communicator: Impeccable grammar, no typos. - Chief Time Officer: You enjoy planning vacations and events down to the minute. - Own the tech stack: Notion, Slack, Google, and Microsoft. Driving these platforms are second nature. - Protect the momentum: Anticipate needs, surface blockers early, coordinate cross-team actions, and keep decisions moving. - Master logistician: Travel that works, meetings that start on time, rooms that are ready, documents prepped. - Project-management instincts: you notice what's missing and add it before anyone asks. Minimum Requirements - 3+ years supporting C-level leaders in high-velocity environments. - Ruthless prioritization, exceptional written brevity, and calm under shifting constraints. - Mastery of calendar tooling, travel platforms, and productivity stacks. - On-site bias and willingness to handle “whatever it takes” moments. Bonus points

  • Internship - Montreal

    Montreal, Quebec, Canada

    unspecified Salary not disclosed

    Internship - Montreal Montreal, Quebec, Canada About Fuse Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular internship - Fusers are on a mission to change the world and get shit done. About Interning As an Intern at Fuse, you will be on the forefront of building out Titan, our next-gen fusion generator. Once built, it will be the most powerful machine of its kind. We are looking for creative, driven, and tenacious individuals who are ready to tackle the monumental challenge of fusion energy. Minimum Requirements - University student in engineering program - Demonstrated experience working on a team and achieving a common goal - Ability and willingness to work from our R&D facility in the Montreal area Preferred Skills - Hands-on project experience Equal Opportunity Fuse is an Equal Opportunity Employer; employment with Fuse is governed on the basis of merit, competence, and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran

  • Health Physicist

    Albuquerque, New Mexico

    unspecified Salary not disclosed

    Health Physicist Albuquerque, New Mexico About Fuse We are a (rad hard) team of builders, breakers, and fixers - delivering pulsed-power systems to accelerate the world's transition to fusion. Customers span defense, energy, and aerospace; our pulsed-power platforms (e.g. TITAN, Z-STAR) support nuclear effects testing now and fusion plants tomorrow. About the Role Design and ownership of radiological protection programs for a high-radiation prompt test environments. The role covers ALARA practices, dosimetry and bioassay programs, instrumentation/spectroscopy, shielding/activation analysis, environmental monitoring, waste and source control, procedure development, and audit readiness. You will collaborate with Radiation Contamination Technologists (RCTs) and Test/Engineering to enable safe throughput and reliable data while meeting federal and state requirements. Job Requirements - Plan and execute radiation work procedures (RWPs)/ALARA for radiation generating operations (pulsed-power accelerators and neutron yields); establish boundaries, brief crews, and control access. Develop, implement, and maintain the site Radiological Protection Program (RPP); chair/coordinate ALARA reviews and dose trending for individuals. - Author Radiation Work Permits and safety checklists for radiation generating operations; establish boundaries, postings, and access controls with RCT collaboration. - Manage Dosimetry & Bioassay programs and extremity dosimetry monitoring of rad workers; determine bioassay requirements (urinalysis/thyroid counting), maintain exposure records and reporting. - Regulatory understanding, negotiating, and implementation as required for regular operations - Oversight of all radiological work and radiological protection including daily operations as well as high radiation areas and contamination scenar

  • Tech Team Alpha Technician

    San Leandro, California

    unspecified Salary not disclosed

    Tech Team Alpha Technician San Leandro, California Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have also built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. Tech Team Alpha is mostly composed of military veterans with experience in “high stress” situations where extreme attention to detail, strict adherence to safety precautions and procedures, and the “never fail” mindset are necessities. Tech Team Alpha has been successful translating their military skillsets to the Fusion mission. Each member must have extremely high levels of mechanical prowess and familiarity with all tools of the industry, from common hand tools to precision, industrial machines; Team members must also become proficient in all things radiological: from procurement to transportation, storage, security, and safe handling. Members of Tech Team Alpha are hand picked by the CEO due to their maturity, endless dedication to mission accomplishment, and unparalleled loyalty to the company and the country. Each Team member will be intimately familiar with Fuse's machines and will put their mechanical abilities to the test as they assemble them according to the Engineers' exacting specifications. Team members also have to have a deep reserve of problem-solving skills to quickly troubleshoot issues that arise. They usually can't wait to get home to tinker in their shop. They're the people you want to call when something goes

  • Special Ops.

    San Leandro, California

    unspecified Salary not disclosed

    Special Ops. San Leandro, California About Fuse We're a tight, hands-on crew-builders who test hard, move fast, and let results speak. Low ego, high discipline, and a bias for small teams operating on the bleeding-edge of hardware. The culture is proof-driven: we are extreme people who build, break, and iterate. On the tech side, we're engineering high-efficiency pulsed-power drivers on a practical MagLIF path-scaling from demonstrated radiation sources toward plant-class systems. About the Role We are searching for a force multiplier for hiring-partner with the recruiting team to grow Fuse beyond headcount by building systems, pipelines, and relationships that compound. Your mission: find, engage, and land the rare minds who can blend radiation and metal into extreme hardware. You'll run targeted talent operations-quickly, and with discipline-so our builders can build and our organization can scale. What You'll Do - Force multiply: Plan & execute outreach ops-design campaign briefs, hit lists, and timelines; run multi-channel pushes (email, DM, phone, in-person) with tight feedback loops. - Own the ground game: travel whenever/wherever the mission calls-labs, campuses, conferences, meetups, and test sites. - Plug into networks: stand up durable ties with universities, clubs, student orgs, professional societies, career fairs, and events; build faculty/organizer relationships that compound. - Source like an engineer: boolean/facet queries, GitHub/Stack/Google-fu, publications/patents, conference proceedings, defense/cleared corridors, and niche forums. - Qualify with fidelity: calibrate on bar and must-haves; surface signal fast; write tight candidate briefs leaders can trust. - Close with clarity: manage expectations, salary bands, timelines; partner with founders/engineering

  • Laser Engineer - Montreal

    Montreal, Quebec, Canada

    unspecified Salary not disclosed

    Laser Engineer - Montreal Montreal, Quebec, Canada Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. This is not a regular job. Fusers are on a mission to change the world. Key Responsibilities - Designing and developing laser systems that generate short-duration, high-energy pulses of light. - Developing and testing laser components, including the laser cavity, mirrors, and amplifiers, to ensure that they can withstand high-energy pulses - Collaborating with optical, electrical, and mechanical engineers, to integrate laser systems with other components of a larger system - Conducting research and development activities to explore new technologies and techniques for improving high-energy laser systems - Planning and overseeing the manufacturing, installation, and operation of laser systems - Developing and implementing quality control procedures to ensure that products meet industry standards and MagLIF requirements - Performing cost analysis and creating project timelines to ensure projects are completed on schedule and within budget - Writing technical reports and giving presentations to communicate design concepts, testing results, and project progress to stakeholders (external and/or internal) Minimum Requirements - Bachelor's/ Master's/ PHD degree in optics, optoelectronics, laser physics, electrical engineering, photonics or

  • Radiation & Contamination Technologist (RCT)

    Albuquerque, New Mexico

    unspecified Salary not disclosed

    Radiation & Contamination Technologist (RCT) Albuquerque, New Mexico About Fuse We are a (rad hard) team of builders, breakers, and fixers - delivering pulsed-power systems to accelerate the world's transition to fusion. Customers span defense, energy, and aerospace; our pulsed-power platforms (e.g. TITAN, Z-STAR) support nuclear effects testing now and fusion plants tomorrow. About the Role Establish radiation and contamination operating procedures at a high-voltage test site. You will lead radiation monitoring, activation analysis, and decontamination (DECON) for potentially contaminated test articles-keeping the population safe, maintaining testing schedules, and providing high fidelity feedback and data. Job Requirements - Plan and execute radiation work procedures (RWPs)/ALARA for radiation generating operations (pulsed-power accelerators and neutron yields); establish boundaries, brief crews, and control access. - Calibrate, field, and process dosimetry (active/passive). Perform contamination surveys pre/post-operation; trend and monitor results. - Measure potentially activated components and fixtures; establish handling,storage, and release criteria. - Establish DECON methods for test objects, tools, individuals, and work areas; documentation of processes and results. - Author RWPs and checklists. Perform safety drills and ensure instruments, sources, and inspection logs current. - Collaborate with operations team and experimenters; help establish test plans to maintain ALARA and minimize dose and contamination. - Formal documentation of surveys, hardware possession, calibration, and reporting records in official repository. - Maintain continuous briefing activities to operations team and experimenters about conditions of test cell and device(s) under test. Minimum Requirements - 3-7+ years experience with radiation generating dev

  • Electrical Engineer - San Leandro

    San Leandro, California

    unspecified Salary not disclosed

    Electrical Engineer - San Leandro San Leandro, California About Fuse Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular job. Fusers are on a mission to change the world and get shit done. About the Role As an Electrical Engineer at Fuse, you are building at the limit of what is possible and advancing pulsed power technology. We are looking for humble, creative, driven, and tenacious individuals ready to tackle the monumental challenge of fusion energy. Minimum Qualifications - Bachelor's/ Master's degree in Electrical Engineering or equivalent experience - 1+ years' experience in schematic & layout design for PCB's using Altium designer or equivalent software(s) - 1+ years' experience in simulating electronics circuits using Spice - 1+ years' proven experience in configuring and managing Data Acquisition (DAQ) systems - Knowledge of sensors and calibration techniques - Demonstrated experience working on a team and delivering results - Ability and willingness for bi-coastal travel Preferred Skills - C++ programming ability Additional requirements - Must

  • Nuclear Engineer

    San Leandro, California

    unspecified Salary not disclosed

    Nuclear Engineer San Leandro, California Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular job. Fusers are on a mission to change the world and get shit done. We are seeking a Nuclear Engineer with expertise in particle transportation, Monte Carlo simulation, and radiation shielding to support our fusion facility. The ideal candidate will have a strong background in neutron and gamma detection, data analysis, and radiation test environments. Experience working in a combined neutron and gamma radiation environment, as found in fusion systems, is highly advantageous. This role involves developing radiation models, optimizing shielding solutions, and ensuring radiation safety in a high-energy fusion environment. The candidate will work closely with physicists, engineers, and regulatory teams to enhance radiation transport simulations, detector performance, and measurement accuracy. Key Responsibilities - Develop and apply Monte Carlo simulations (e.g., MCNP, Geant4, FLUKA) for particle transport, shielding, and dose assessment in a fusion facility. - Design and optimize radiation shielding for mixed neutron and gamma environments.

  • Internship - San Leandro

    San Leandro, California

    unspecified Salary not disclosed

    Internship - San Leandro San Leandro, California About Fuse Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular internship - Fusers are on a mission to change the world and get shit done. About Interning As an Intern at Fuse, you will be on the forefront of building out Titan, our next-gen fusion generator. Once built, it will be the most powerful machine of its kind. We are looking for creative, driven, and tenacious individuals who are ready to tackle the monumental challenge of fusion energy. Minimum Requirements - University student in engineering program - Demonstrated experience working on a team and achieving a common goal - Ability and willingness to work from our R&D facility in San Leandro, CA. Preferred Skills - Hands-on project experience Equal Opportunity Fuse is an Equal Opportunity Employer; employment with Fuse is governed on the basis of merit, competence, and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity,

  • Mechanical Engineer - San Leandro

    San Leandro, California

    unspecified Salary not disclosed

    Mechanical Engineer - San Leandro San Leandro, California Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular job. Fusers are on a mission to change the world and get shit done. Minimum Qualifications - Bachelor's degree in Mechanical Engineering or equivalent experience; - 2+ years' experience with SolidWorks/Siemens NX and CAD modeling (internships count toward this requirement); - Demonstrated experience working on a team and achieving a common goal; - Ability to create detailed engineering drawings, assembly procedures, and reports and participate in design reviews; - 1+ years experience running FEA and verifying with hand calculations; - Ability and willingness for bi-coastal travel. Desirable Skills - Design for manufacturing experience; - Experience in data management. Additional requirements - Must be able to travel and work extended hours/weekends as needed. ITAR REQUIREMENTS: To conform to U.S. Government technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as

  • Electrical Engineer - Montreal

    Montreal, Quebec, Canada

    unspecified Salary not disclosed

    Electrical Engineer - Montreal Montreal, Quebec, Canada About Fuse Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular job. Fusers are on a mission to change the world and get shit done. About the Role As an Electrical Engineer at Fuse, you are building to the limit of what is possible and advancing pulsed power technology. We are looking for humble, creative, driven, and tenacious individuals ready to tackle the monumental challenge of fusion energy. Key Responsibilities - Design, develop and test control systems for pulsed power facilities. - Design, develop and test data acquisition systems. - Design and assemble electronic circuits to control electrical systems. - Design test set-up to diagnose and analyze the performance of electrical components, assemblies, and systems. - Carry out applied research in the field of electrical engineering. - Write specifications and technical reports. - Actively participate in team meetings, share insights, and collaborate with colleagues to drive innovation and problem-solving initiatives forward. - Adhere to safety

  • Computational Physicist

    San Leandro, California

    unspecified Salary not disclosed

    Computational Physicist San Leandro, California About Fuse Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular job. Fusers are on a mission to change the world and get shit done. About the Role We are seeking a talented and motivated Computational Physicist to join our team. In this role, you will leverage your expertise in physics, mathematics, and computational methods to develop models and simulations that explore complex physical systems and phenomena. Your work will contribute to advancements in areas such as materials science, energy, aerospace, or quantum computing, depending on the company's focus. Key Responsibilities - Develop and run simulations for pulsed power systems using MHD, PIC, and circuit models. - Utilize and modify Screamer circuit code for modeling high-voltage pulse generation and delivery. - Conduct magnetohydrodynamic (MHD) simulations to study plasma dynamics in fusion and Z-pinch configurations. - Implement and analyze particle-in-cell (PIC) simulations for plasma interactions and beam dynamics. - Model impedance matching in Marx generators and analyze energy

  • Machinist/Programmer

    San Leandro, California

    unspecified Salary not disclosed

    Machinist/Programmer San Leandro, California Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have also built and licensed 2 novel pulsed power generators. Each Team member will be intimately familiar with Fuse's machines and will put their mechanical abilities to the test as they assemble them according to the Engineers' exacting specifications. Team members also have to have a deep reserve of problem-solving skills to quickly troubleshoot issues that arise. They usually can't wait to get home to tinker in their shop. They're the people you want to call when something goes wrong. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular job. Fusers are on a mission to change the world. As a machinist/programmer, you will play a key role in manufacturing TITAN components, ensuring precision and quality in all parts. This position will focus on operating and programming Haas CNC machines, ensuring that all machined parts meet the highest standards required. You will collaborate closely with design engineering to manufacture parts for both prototypes and production, contributing directly to mission-critical projects. Role - Set up and operate CNC mills, lathes, (4 axis, y

  • Radiation Safety Officer

    San Leandro, California

    unspecified Salary not disclosed

    Radiation Safety Officer San Leandro, California Fuse is on a mission to accelerate the world's transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should expect to work extremely hard to make a dent. This is not a regular job. Fusers are on a mission to change the world. As a Radiation Safety Officer at Fuse, you will be responsible for developing, implementing, and managing the radiation safety program to ensure compliance with federal, state, and local regulations. This position requires you to have experience in the safe handling of radioactive materials, and in the characteristics of ionizing radiation, units of radiation dose and quantities, radiation detection instrumentation, and biological hazards of exposure to radiation appropriate to the type and forms of byproduct material to be used. You will work with a variety of radioactive materials and radiation generating devices including: - Hydrogen-3 (tritium) gas in vacuum and pressure systems - Fusion generators generating neutrons as well as high energy gamma and x-ray photons - Activated materials from the operation of fusion generators or externally irradiated and returned test samples Key Responsibilities - Develop, implement, and