Senior Power Electronics Engineer
Enphase Energy - Petaluma, CA

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Enphase Energy is the fastest growing inverter company in the world. By combining the power of solar energy and the proven advantages of communications technology, Enphase Energy makes solar power systems productive, reliable, smart and safe - increasing the energy harvest of solar panels by up to 25 percent. Our microinverter system is profoundly changing the way solar systems function, and as a result, changing the solar industry itself.

As we continue our exciting growth, we are building teams with highly talented individual contributors and leaders who design, develop, and manufacture next generation solar technologies. Our work environment is fast-paced, fun, and full of exciting new projects.

Job Description:
Enphase Energy is seeking a Power Electronics Engineer specializing in circuit design to develop state of the art Solar Microinverters. The ideal candidate should be a Power Electronics Engineer wanting to apply his or her engineering skills to develop low cost, high performance circuits for a broad range of applications.

Specifically, candidates need to have an understanding and working experience developing new products, from marketing requirements, through design, manufacturing and support through the product life cycle. Typical duties will include writing engineering requirements, test plans, designing circuits, schematic capture, simulation, developing test plans, and most importantly, validating the design in the lab and in the field. You will interact with cross-functional teams such as; PCB Designers, Mechanical Engineers, Product Verification teams, Marketing, Manufacturing, and Program Management. A strong understanding of the product life cycle is a definite plus.

Duties and Responsibilities:
Develop products from concept, through design, manufacturing and support to end of life

Design, Document, and Validate designs

Work with senior members of the development team

Work with compliance groups to ensure successful completion of certification process

Write Engineering Requirements, Test Plans, Validation Reports

Effectively collaborate with cross-functional teams

Required Skills and Experience:
Bachelor's Degree in Electronics Engineering required; Masters or PhD Preferred

5+ years work experience (non-academic) working with power supply design

Solid education and experience in power supply architectures; Flyback, Resonant, ZVS, Synchronous, Bridging, etc.

Solid understanding of the theory and application of magnetics to inductors and transformers to achieve maximum efficiency

Design knowledge with FETs, MOSFETs, SCRs, TRIACs, IGBTs, Bipolar Transistors, TVS, etc.

Solid foundation in PCB layout, component placement and routing

Able to model and simulate complex circuits

Experience merging analog and digital designs

Familiarity with UL-1741, EN61000, IEEE1547