Senior Electrical Engineer

FreeWire Technologies is seeking an experienced, accomplished and self-motivated Senior Electrical Engineer to architect electrical systems for next generations EV charging product. He/she will join a talented team in the development and full lifecycle of the product, providing expertise and guidance for team projects related to a energy storage and power conversion system with complex electrical characteristics and control requirements. The ideal candidate is an inventive problem solver, capable of working through technical challenges and employing pragmatic solutions.

Responsibilities

  • AC/DC charger for EV product development such as: hardware design, troubleshooting, generating parts lists, drawing schematics, PCBA

  • Power Electronics: high voltage/high current converters, inverters, power supplies

  • Serve as a high-level individual contributor by designing, building, and testing digital and analog circuits, PCBA, power supplies, embedded systems, electrical systems for EV charging devices

  • Testing and writing test procedures

  • Documentation and agency approval

  • Support sustaining engineering activities as needed

  • Effectively support the manufacturing engineering team by helping identify and maintain relationships with top-tier PCBA suppliers, develop PCBA test fixtures and procedures, and proactively manage obsolescence of electrical components

  • Ensure the electrical engineering team provides strong support for all phases of product development including integration of prototypes, compliance (FCC, UL, CE, IEC), Hotpot, ESD and transition to production

Requirements

  • BS, MS, or PhD in electrical engineering

  • Practical experience in power electronics is required

  • 5+ years’ experience in hardware design, analogue circuits, digital circuits, embedded systems preferred

  • A team player

  • Prior experience in working in all phases of the design process, including prototype, test and documentation

  • Bonus: li-ion batteries, battery management systems, EV experience, thermal management experience, EMI design and testing experience (radio isolation, noise management, antenna design), inrush current and ESD mitigation experience