Battery Test Engineer: EV Pack Validation & Automation

Harbinger Motors; Garden Grove (CA); On-site; USD 120,000 - 140,000; Full time

Benefits offered by this job

HDV health benefits

Stock options

Retirement plan

PTO & parental leave

Vacation bonus

Wellness benefits

Cell phone stipend

Meals & stocked kitchen

Job summary

Harbinger, an American EV company, is seeking a battery test engineer to validate the Auxiliary Power System and battery pack performance. You will develop test procedures, write software, procure test equipment, and build test stations to define limits of our battery platform.

You will work with design, quality, and manufacturing engineers to ensure changes are tested before production release, prioritizing safety and lab organization while delivering robust validation data.

Qualifications

• Bachelor’s or Master’s degree in Engineering.
• Hands-on lab experience; comfortable with high voltage, hand tools, wiring projects, and test setups.
• Experience with sensors: thermocouples, pressure transducers, shunts, oscilloscopes.
• Knowledge of AC/DC battery fundamentals and power conversion.
• Experience with Python or MATLAB for data analysis.
• Strong technical writing for test reports.

Responsibilities

• Collaborate with battery, BMS, and system engineers to characterize and validate battery and system behavior.
• Develop test software for executing and automating test cases using LabVIEW and CANalyzer.
• Support BMS software development to meet performance targets and provide data for change proposals.
• Specify DVP test procedures: instrumentation, data acquisition, and post-processing.
• Write test cases to verify performance against requirements.
• Document results and assist with issue resolution; maintain lab safety and organization.

Skills

Lab experience

HV safety

Instrumentation

Battery fundamentals

Python/ Matlab

Technical writing

Education

Bachelor’s/Master’s degree in Engineering

Tools

LabVIEW

CANalyzer

Job description

Harbinger, an American EV company, is seeking a battery test engineer to validate the Auxiliary Power System and battery pack performance. You will develop test procedures, write software, procure test equipment, and build test stations to define limits of our battery platform.

You will work with design, quality, and manufacturing engineers to ensure changes are tested before production release, prioritizing safety and lab organization while delivering robust validation data.