Senior Power Electronics Engineer (800V Datacenter Inverter)

magniX; Everett (WA); On-site; USD 120,000 - 165,000; Full time

Benefits offered by this job

Medical coverage

Paid time off

401K plan

Life & Disability Insurance

Catered lunches and events

Job summary

magniX in Everett, Washington, is seeking a Power Electronics Engineer to lead the design of a bidirectional 800V converter for datacenter racks, leveraging our 800V battery and power electronics expertise.

You will own the architecture, semiconductor selection (SiC/GaN), and control loops for charging and rack-bus regulation, while coordinating with Systems Engineering on standards compliance and production readiness.

Qualifications

• Bachelor's in electrical engineering or related field.
• 7+ years in power electronics design.
• Experience taking a high-voltage (600V+) power converter from concept through production.
• Experience with bidirectional converter topologies (charger/inverter combined function).
• Familiarity with SiC or GaN power semiconductor devices and associated thermal/EMI design considerations.

Responsibilities

• Lead the design of a new bidirectional AC/DC and DC/DC power converter suitable for stationary, continuous-duty datacenter operation.
• Define power stage architecture, semiconductor selection (SiC/GaN), and switching strategy for 800V-class operation at datacenter power levels.
• Develop control loops for battery charging, rack-bus voltage regulation, and grid-interactive or UPS-style operating modes.
• Own the electrical interface between the converter, the battery management system, and rack-level power distribution.
• Support compliance activities against relevant standards (e.g., UL 1741, IEEE 1547, UL 9540) in partnership with the Systems Engineer.
• Serve as the technical lead for the team's power electronics workstream, including design reviews and supplier/component sourcing decisions.

Skills

Power electronics

High-voltage design

Bidirectional converters

SiC/GaN devices

Control system design

Technical leadership

Education

Bachelor's in Electrical Engineering

Job description

magniX in Everett, Washington, is seeking a Power Electronics Engineer to lead the design of a bidirectional 800V converter for datacenter racks, leveraging our 800V battery and power electronics expertise.

You will own the architecture, semiconductor selection (SiC/GaN), and control loops for charging and rack-bus regulation, while coordinating with Systems Engineering on standards compliance and production readiness.