Power Electronics Engineer

Seattle, United States | Posted on 09/16/2026

EPG is currently seeking a Power Electronics Engineer for one of our partners that is an established high-voltage battery and power-electronics company, bringing technology proven in demanding, high-reliability applications to a new backup-power product for AI data centers. In this position, you will own the 800V power stage from architecture through production and lead the power-electronics effort on a clean-sheet product.

Responsibilities

• Own the 800V power-stage architecture: topology, SiC/GaN device selection, and switching strategy at data center power levels.
• Design control loops for battery charging, bus-voltage regulation, and grid-interactive / UPS modes.
• Own the converter-to-battery-to-rack power interface.
• Drive compliance to relevant power and interconnection standards.
• Lead the power-electronics work stream as the technical anchor.

Requirements

• BS in Electrical Engineering.
• 7+ years of power electronics design.
• High-voltage (600V+) converter design taken from concept to production.
• Bidirectional converter experience (charger/inverter).
• SiC/GaN device experience with thermal and EMI design.
• This role is onsite in the Pacific Northwest. Must be able to work in the United States without sponsorship (US Persons only, export-control requirement).

Preferred Qualifications

• EV traction inverter experience, especially 800V.
• Grid-tied or UPS inverter experience for stationary storage.
• Data center power standards and utility interconnection familiarity.
• Clean-sheet / new product line experience.
• Competitive salary, relocation assistance, fully paid healthcare, and a strong 401(k) match.
• Ground-floor ownership of a clean-sheet 800V product line, built on technology already proven in demanding, high-reliability applications.
• Technical leadership of the power-electronics work stream.