Commonwealth Fusion Systems

Power Electronics Engineer

Devens, MA

full_time

$80,000-$180,000

About This Job

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 the U.S.

Now we’re looking for more thinkers, doers, builders, and makers to join us. People who’ll bring new perspectives, solve tough problems, and thrive as part of a team.

If that’s you and this role fits, we want to hear from you.

Join the power movement as a Power Electronics Engineer

Power Electronics Engineer reporting to the Director of Power Systems in the SPARC team at CFS. Responsible to lead and coordinate electrical design projects and interface with cross-function stakeholders while ensuring a high-quality design release that meets specifications, project timelines within budget allocated.

What you'll do:

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Develop technical specifications for Medium Voltage & Low Voltage power electronics & electrical components

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Design, model, simulate, analyze and validate power electronics circuits, magnetic components and control strategies for AC / DC medium voltage power supplies

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Develop test methods to drive design from concept through final testing and commissioning steps including troubleshooting of power supplies

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Contribute to technical design activities to design, build and deliver power electronics based electrical systems design for fusion power

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Apply core electrical engineering knowledge and experience to design Medium Voltage & Low Voltage system designs

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Interface with cross functional teams with focus on high quality design and implementation

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Collaborate with cross functional teams on critical procurement contracts & vendor coordination efforts

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Document design specifications, simulations and test results into engineering reports

What we’re looking for:

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5+ years of related experience with Bachelor’s degree (or) a Master’s degree with 3+ years of experience with power electronics based systems

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Proven track record in design and development (system, protection, control & mechanical integration) of power electronics based electrical systems

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Experience with modeling & simulation with analysis tools such as PLECS, PSPICE, MATLAB etc.

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Experience with semiconductor devices (IGBTs, MOSFETs etc.) and magnetic components (transformers, inductors etc.)

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Experience with packaging design of power conversion equipment and thermal management

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Experience with testing of electrical components, sub-assemblies and systems in the laboratory

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Excellent written and verbal communication skills, ability to conduct design reviews, organize / present results to both expert and non-technical audiences

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Results driven and ability to embrace and convince stakeholders on a change in design direction in pursuit of a high-quality product release

Bonus points for:

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Master’s degree in electrical engineering with focus on Power Electronics

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Experience in practical application of electrical engineering skills to construction, manufacturing, testing and field installations

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Experience with application of compliance standards to the designs (IEC, UL, CSA, NEC etc.)

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Experience in problem solving, root cause analysis and field containment actions

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Experience with hands on prototype build, prototype testing and documentation of results is a plus

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Experience with scaling up independent systems to a larger system to meet higher power requirements

Must-have Requirements:

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Ability to lift up to 50lbs

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Perform activities such as standing or sitting for extended periods of time

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Willingness to travel or work required nights/weekends/on-call occasionally

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Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics

$80,000 - $180,000 a year

Salary range for this full-time position + equity + benefits .

The actual salary will depend on level, location, qualifications, and experience. The range displayed on each job posting reflects new hire salaries for the position across all US locations. Benefits include:

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Competitive compensation with equity

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12.5 Company-wide Holidays

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Flexible vacation days

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10 sick days

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Generous parental leave policy

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Health, dental, and vision insurance

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401(k) with employer matching

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Professional growth opportunities

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Team-building activities

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