Etched.ai

Power Systems Design Engineer

San JosefulltimemidAdded today

About this role

Etched seeks a Power Systems Design Engineer to develop advanced power delivery solutions for high-power AI inference processors. You'll design multi-phase power systems, manage 48V conversion, conduct PCB analysis, and collaborate with vendors to meet extreme power demands in a cutting-edge hardware startup.

What you'll do

Design and develop power supply solutions for extremely high-power processor applications with stringent performance requirements
Select, design, and qualify power supply components while managing relationships with vendors
Implement multi-phase power solutions for low-voltage processors ensuring stable power delivery
Conduct PCB IR drop and power loss analysis using simulation tools to optimize power distribution networks
Design power delivery systems for large BGA packages with proper thermal management
Oversee testing and validation of power supply designs addressing performance and reliability issues

What they're looking for

Power supply design for high-power applications
Multi-phase power solutions expertise
48V input conversion and power delivery systems
PCB IR drop and power loss analysis
Simulation software (Cadence Voltus or equivalent)
Large BGA package design and thermal management
Power electronics fundamentals
Technical documentation and schematic design

Benefits

Medical, dental, and vision coverage with $500/month waiver credit option
$2,000/month housing subsidy for walking distance to office
Relocation support to San Jose
Wellness benefits including fitness and mental health
Daily lunch and dinner provided
Unlimited compute budget subject to ROI justification

Likely interview questions

Walk us through your experience designing multi-phase power solutions for high-power processors. What were the key challenges and how did you address them?
Describe your approach to 48V to low-voltage conversion design. What trade-offs did you consider between efficiency, cost, and thermal management?

How have you used PCB IR drop and power loss simulation tools like Cadence Voltus in past projects? What issues did you identify and resolve?
Tell us about a time you worked with power supply vendors to select and qualify components. How did you ensure alignment with design specifications?
What experience do you have with large BGA package power delivery systems? How did you ensure proper power distribution and thermal management?
Describe your process for testing and validating power supply designs. How do you approach debugging performance or reliability issues in manufacturing?
Why are you interested in joining Etched, and how does your background in power systems design align with our focus on high-performance inference hardware?

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