Senior Power Electronics Validation Engineer

Heron Power Inc.; Scotts Valley (CA); Hybrid; USD 130,000 - 160,000; Full time

Job summary

Heron Power Inc. is a startup focused on cutting-edge power electronics for modern grid needs.

The Senior Power Electronics Test & Validation Engineer will own application-specific testing of the SST across AI data centers, BESS, and PV plants—bringing up hardware in the lab and pilot sites, writing scripts to drive test equipment, and debugging performance against application demands. You will collaborate with the Systems Integration team and own end-to-end test automation in Python, ensuring

Qualifications

• 5+ years hands-on experience in power electronics or hardware-intensive environments.
• Strong DC circuit fundamentals and parasitics understanding.
• Strong scripting and test-automation to drive instruments.
• Knowledge of power conversion and battery systems (inverters, DC pre-charge, protection).
• Comfort with lab instrumentation (oscilloscopes, power analyzers, DAQ) and CAN/Modbus TCP.
• Scrappy mindset: able to get things done despite hurdles.

Responsibilities

• Own end-to-end testing of a novel high C-rate battery pack with SST, validating ripple, backup capability, slew rates, and power-loss profiles.
• Support SST and utility-scale BESS integration testing at pilot sites, covering EMS-to-SST communication and grid operations.
• Support integration testing of SST with DAS, SCADA and EMS systems.
• Own Heron's first pilot deployments: review field performance and drive product improvements with SW/FW teams.
• Write and maintain Python-based test automation to command power converters and log data.
• Safely operate power converters, chillers, contactors, and protection hardware; set up cabling and data acquisition.

Skills

Power electronics

Energy storage

Scripting & test automation

Lab instrumentation

CAN / Modbus

First principles

Tools

LTspice

Simscape

PLECS

Job description

Heron Power Inc. is a startup focused on cutting-edge power electronics for modern grid needs.

The Senior Power Electronics Test & Validation Engineer will own application-specific testing of the SST across AI data centers, BESS, and PV plants—bringing up hardware in the lab and pilot sites, writing scripts to drive test equipment, and debugging performance against application demands. You will collaborate with the Systems Integration team and own end-to-end test automation in Python, ensuring