Sr. Power Electronics Engineer

Rivian • Torrance, CA

7h • Onsite

About The Position

Design and develop electrical circuits and power converters for Rivian’s off-board charging products. These include the Rivian Adventure Network DC fast charger, Level-2 AC charger, and State-of-the-art energy products. This position will be in Torrance, CA, and report to the Sr. Manager, Power Electronics.

Requirements

• Minimum M.S. in Electrical Engineering plus 3+ years of relevant industry experience, specializing in power electronics
• Familiarity with common 1/3-phase topologies such as AC-DC PFC Rectifier, and Isolated DC-DC converters (e.g. dual active bridge, LLC, etc)
• Require solid understanding of power semiconductor switches and diodes, and their characteristics
• Strong experience designing and optimizing power converter circuits including gate drivers
• Familiarity with digital control of power electronic circuits such as power stage average/small-signal modeling, closed-loop control, and PWM modulations
• Experience with bidirectional AC/DC or DC/DC power conversion
• Experience using software tools such as Spice, PLECS, Ansys, and MATLAB
• PCB layout experience using Altium Designer
• Exposure to EMC requirements and safety certification
• Ability to work in a fast-paced development environment

Nice To Haves

• PhD strongly preferred
• Expertise in high-power EV charger or energy storage, stationary-related power converters is preferred
• Experience of magnetic design, circuit parasitic analysis using FEA simulation tools such as Ansys Maxwell/Q3D or equivalent is PLUS+, strongly preferred

Responsibilities

• Development of high-power electrical circuits, such as Active Power-Factor-Correction (PFC) AC-DC Rectifiers, Isolated DC-DC Converters, Filter Boards, and Embedded Controller
• Perform stress analysis, component selection, magnetic design, schematic creation, circuit design, and PCBA layout
• Perform trade studies for key decisions such as circuit topology, power device, and magnetics
• Simulate power converters and basic converter control algorithm using MATLAB/Simulink, PLECS, LTSpice and other tools
• Analyze structures and magnetic components such as bus bars and high-frequency transformers/inductors
• Design EMI/EMC filter
• Interact with suppliers on critical components
• Test prototype power electronics circuits in the lab
• Characterize power semiconductor devices, including Silicon, SiC, and GaN
• Engage with multiple cross-functional teams, including Mechanical, Software, Controls, Systems, Test, Quality, Reliability, and Manufacturing

Benefits

• annual performance bonus
• equity awards
• paid vacation
• paid sick leave
• life insurance
• medical insurance
• dental insurance
• vision insurance
• short-term disability insurance
• long-term disability insurance
• 401(k) Plan
• Employee Stock Purchase Program

What This Job Offers

• Job Type: Full-time
• Career Level: Senior