Power Electronics Engineer - Hands-On Hardware, Production

Primary; San Francisco (CA); On-site; USD 100,000 - 175,000; Full time

Job summary

Primary in San Francisco is seeking a hands-on Electrical Engineer, Power Electronics, to support product development across power conversion systems. You’ll move between schematics, PCB reviews, harnesses, test setups, lab debugging, documentation, vendors, and production support.

The role emphasizes sound engineering judgment, curiosity, and ownership to push hardware to working state. We’re looking for someone with broad hardware experience who can adapt across tasks, from simulations to lab

Qualifications

• Moderate experience designing electronics
• Ability to learn on the fly
• Resilience

Responsibilities

• Run complex power electronics simulations
• Perform parasitic PCB extraction
• Design and bring up production hardware
• Design and bring up manufacturing line hardware
• Debug real hardware problems: EMI, grounding, thermal, manufacturing defects

Skills

Electronics design

Power electronics

Parasitic extraction

Schematic review

Hardware debugging

Test automation

CAN bus

Motor control

High-voltage design

EMC/EMI design

Job description

Primary in San Francisco is seeking a hands-on Electrical Engineer, Power Electronics, to support product development across power conversion systems. You’ll move between schematics, PCB reviews, harnesses, test setups, lab debugging, documentation, vendors, and production support.

The role emphasizes sound engineering judgment, curiosity, and ownership to push hardware to working state. We’re looking for someone with broad hardware experience who can adapt across tasks, from simulations to lab