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Power Electronics Test Engineer



Software Engineering, Quality Assurance
San Francisco, CA, USA
Posted on Wednesday, September 27, 2023

SPAN develops products that accelerate the home's rapid adoption of renewable energy. The flagship SPAN Smart Panel is the first true evolution of the traditional home electric panel, harnessing enhanced metering, monitoring, and control technology. An expanded product suite of intelligent, integrated solutions radically lowers the cost and complexity of energy upgrades–including solar, batteries, and EVs–empowering homeowners to be active, resilient, and informed players in the energy market.

The Role

SPAN’s Power Electronics group seeks an experienced and driven Power Electronics Test Engineer to be instrumental in developing market-leading converters hardware through all stages of the product’s lifecycle. In this role, you will drive the efforts to research, develop, and optimize our power system portfolio integrated with SPAN’s panel, grow SPAN’s IP, and collaborate with software, firmware, controls, and mechanical teams to implement technologies that electrify the home and delight our customers. Candidates should be comfortable and excited to grow a team of highly skilled power electronics, hardware design, EMC, and magnetics-focused electrical engineers to advance SPAN’s product portfolio.

In this role, you will:

  • Support and own testing and design for different hardware circuits used in power electronics converters.

  • Conduct the validation, qualification, and selection process for semiconductors and magnetics, among other components inside the hardware designs.

  • Build automated test setup for high voltage high power converters.

  • Work in the certification testing for different power converters.

  • Collaborate with internal and external teams.

  • Build prototype components and assemblies, optimizing components to meet system requirements.

About You

Required Qualifications

We are seeking an experienced electrical engineer who has:

  • BS with Power Electronics background experience or Masters in Electrical Engineering with emphasis on Power Electronics.

  • Experience in power electronics R&D projects.

  • Solid Understanding of high voltage power semiconductor characteristics (Si/SiC/GaN MOSFET’s, diodes) and gate drive circuit design.ning subsystems

  • Solid knowledge of DC/DC ( isolated and non-isolated) and DC/AC topologies used in high-power converters.

  • Capable of developing circuit schematics and layouts in Altium Designer or similar Cad software tools.

  • Experience in identifying corner cases for testing, creating test setups, conducting tests, and reporting and analyzing test results for power electronics projects.

  • Solid understanding of Python and extensive experience in developing test scripts, communicating with various test instruments, and running automated tests.

  • Good understanding of analog circuit design.

  • Hands-on approach, whether it be building a prototype or performing testing.

  • Solid reporting and writing skills. Ability to capture and analyze data and provide compelling reports showing conclusions and future work.

  • Highly Interested in growing in an exciting company working towards one of the world’s most important goals of supporting the decarbonization of energy generation and consumption.

Bonus Qualifications

We would love to hire someone who has:

  • Ph.D. or MSc with a proven record of working in Power Electronics Labs.

  • BS with a proven record of working for at least one year in Power Electronics Labs and a proven record of building or testing power electronics projects.

  • Experience in documenting test procedures.

  • Author or Co-author of papers in power electronics conferences or journals.

  • Demonstrated success working in a cross-disciplinary, multi-cultural environment.

  • Experience developing performance validation, environmental testing, and reliability testing.

  • Experience working with Hardware in the Loop (HIL) Platforms such as Typhoon Hil

The U.S. base salary range for this position is $100,000 - $118,750 plus benefits, equity and variable compensation for Sales-related roles. This range represents SPAN’s good faith estimate of competitively-priced salary for the role based on national, real-time industry data from companies of a similar growth stage. This range reflects minimum and maximum new hire salaries for the role across US locations. Within the range, individual pay is determined by location and individual factors including relevant skills, experience and education or training. This range correlates to the relative level of the candidate we believe we need for the role and may require an adjustment for candidates of a different level.

Your recruiter can share more about the specific salary range for the location this role is based during the hiring process.

Why Span?

SPAN offers a unique opportunity at a startup based in the SOMA neighborhood of San Francisco. We are a small, diverse team of creative thinkers. We value open communication, teamwork, and a make-it-happen attitude - no job is too big or too small. We strive to make change by imagining what the future could be and building a product to complete that vision. We are looking to grow our team with talented people who are on the same mission to shape the future of energy.

Working at SPAN, you can expect:

  • Competitive compensation and early equity at a well-funded, fast-growing, venture-backed company (read more on why Amazon and others invested in SPAN here and here)

  • A sunny 20,000 sq ft hardware lab + office space in SOMA, a stone’s throw from Caltrain and close to BART

  • Flexible hours and vacation time - we simultaneously work hard and make space for the important stuff

  • Additional SPAN holidays in celebration of causes we believe in (i.e. Black History Day, International Women’s Day, Earth Day and Gay Pride & Juneteenth among others)

  • Comprehensive benefits including a choice of medical plans; dental, vision, life and disability insurance

  • Diversity - we are serious about this. Span embraces diversity and equal opportunity in a serious way. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better our work will be.