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Tau is a venture-backed advanced technology company based in the Bay Area (Redwood City, CA). We design and develop next-generation products for electrification, constantly pushing the boundaries of innovation. The company was started because we believe the key to a more sustainable future requires modern power conversion systems to increase the security of the world’s energy. We have pioneered technologies that leverage software-enabled hardware to provide industry-leading scale, economics, and efficiencies. Our systems include innovations across electric machines, inverters, controllers, thermal management, simulation, and charging systems.
Tau's team of engineers, scientists, technologists, operators, and industry leaders continues to advance our internal technology roadmap while collaborating with commercial partners to deploy our existing products to market. They are relentlessly pursuing the creation of efficient power conversion systems for a more sustainable future. At our core, Tau is made of exceptionally talented and mission-aligned people. Developing complex electromechanical systems is an interdisciplinary challenge. We want to expand our team with diverse engineering, scientific, and operational expertise.
About you
We are looking for people who aren't afraid to take on new challenges and are as passionate about energy and electrification as we are:
- You find significant challenges exciting and enjoy discovering and defining problems as much as solving them.
- You deliver. You may enjoy thoughtful conversations about problems and perfecting design, but ultimately, you know that delivering innovative, effective, and reliable solutions matters.
- You are a cross-disciplinary team member. You are excited to work with, learn from, and contribute to technology teams ranging from electromagnetics, power electronics, controls systems, mechanical, materials, software, computational physics, and beyond.
About the Role
What You'll Do
Technical Expertise
- Extensive knowledge and hands-on experience in power electronics topologies, semiconductor devices (Si/SiC/GaN), gate driving circuits, and protection circuit design.
- Deep understanding of switching waveforms, semiconductor losses, and proven experience in loss modeling and optimization techniques.
- Comprehensive expertise in device characteristics, gate driving circuit design, thermal design, topologies, modulation schemes, and control strategies for high- and low-voltage power converters.
- Strong proficiency in analog design, digital design, mixed-signal design (ADCs/DACs),and their integration into control system design.
- Solid theoretical and practical understanding of the design and application of magnetics (inductors, transformers) and capacitors (electrolytic, film, ceramic) used in power conversion systems.
- Proven experience in schematic capture and power converter circuit simulation tools, with the ability to analyze and optimize complex designs.
- Expertise in designing analog/digital circuits and microprocessor implementations tailored for power converter control applications.
- Comprehensive knowledge of PCB layout techniques for minimizing stray inductance and capacitance, optimizing component placement for manufacturability, defining power/signal planes, and ensuring EMC compliance.
- Proficiency in hands-on EE tools such as oscilloscopes, network analyzers, signal generators, and other diagnostic equipment for testing and validation.
Power Converter Design and Development
- Lead the end-to-end design and development of power electronics converters for automotive and energy storage applications, from specification to prototyping, validation, and high-volume manufacturing.
- Collaborate with and mentor cross-functional teams, including mechanical, PCB layout, and firmware engineers, to ensure successful design, validation, and manufacturing of power converters.
Topological Modeling and Intellectual Property
- Architect and model new power converter topologies to achieve superior performance, advancing Tau's intellectual property in power electronic systems.
- Analysis, Simulation, and Benchmarking
- Conduct in-depth analysis, simulation, and benchmarking of power electronics designs, leveraging tools such as PLECS, PSCAD/EMTDC, MATLAB/Simulink, and dSPACE.
Modulation and Control Strategies
- Drive the implementation of advanced modulation techniques and control strategies for highly efficient and robust power converter designs.
What You'll Bring
- 5 + years relevant industry experience in power electronics, preferably automotive or EV charging systems.
- Hands-on experience designing Onboard Chargers (OBC), bidirectional chargers, or high-voltage power conversion, including isolation topologies, PFC stages, and DC/DC conversion stages.
- Familiarity with AC/DC, DC/DC, and DC/AC applications and control of variable frequency converters.
- Strong understanding of power electronics topologies.
- Experience with high voltage power semiconductor selection (Si/SiC/GaN MOSFETs,Diodes), gate drive, and protection circuit design.
- Strong understanding of switching waveforms, semiconductor losses, and experience with loss modeling.
- System understanding of device characteristics, gate driving circuit design, thermal design, topologies, modulation schemes, and control strategies in high- and low-voltage power converters.
- Familiar with tools such as PLECS, PSCAD/EMTDC, MATLAB/Simulink, dSPACE.
- Experience with advanced modulation approaches for achieving highly efficient power electronic converter designs.
- Experience designing large state machines for complex power converter implementations.
- Familiar with analog design, digital design, mixed-signal design (ADCs/DACs), and their use in control design.
- Solid understanding of the theory and application of magnetics (inductors, transformers) and capacitors (electrolytic, film, and ceramic) used for power conversion.
- Good experience with designing analog/digital circuits and microprocessors.
Desired Skills
- Masters or PhD degree in electrical engineering, computer engineering, mechatronic engineering, or equivalent degree with a focus on power electronics.
- Awareness of UL and CE electrical safety requirements and EMC requirements relevant to the design of power converters.
- Knowledge of environmental, reliability, and safety requirements for Automotive, Industrial, & Residential applications.
- Proven ability to design systems that are resilient to faults and error.
US Salary Information
$120,000.00 - $210,000.00
Tau is committed to paying competitive compensation that is fair and equitable. Your experience, qualifications, training, critical skills, and/or business considerations determine your compensation. We also offer a comprehensive benefits package that may include an annual performance bonus, equity, and other incentive compensation plans considered part of Tau’s total compensation package. To learn more about our top-tier benefits, please visit www.taumotors.com. The level will depend on the candidate’s experience. Our ideal candidate exhibits a can-do attitude and approaches his or her work with vigor and determination. Candidates will be expected to demonstrate excellence in their respective fields and possess the ability to learn quickly within a fast-paced environment.
- Become part of an emerging company during a rapid growth phase—within an industry undergoing dramatic transformation for a global imperative.
- Work with some of the smartest and most talented experts from different fields to: (1) attack some of the most pressing issues of today while (2) contributing to technically demanding and deeply innovative solutions.
- Growth potential—we advance team members who have an outsized impact.
- Competitive compensation based upon experience level, including stock options—we believe in capturing value in the future we create together.
- Flexible time off and paid holidays.
- Centrally located in the Bay Area on the Peninsula in vibrant downtown Redwood City
- Blocks from the Caltrain
- Walking distance to food and entertainment
- Easy access to both the 101 and 280
- Excellent medical, dental, vision & life insurance
- Comprehensive benefits including 401(k), HSA and FSA benefits, commuter benefits and more
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