Battery Test Engineer

Job Title- Battery Test Engineer

Project Location 5 days a week Mon- Fri- Cupertino, CA

Duration- 12-24+ months contract

Visa- USC/ GC/ GCEAD/ TN

EE background, able to answer questions around circuits, must have bench testing, and strong python exp

Key Qualifications

Experience in Battery Management System (BMS) firmware, mix of QA &

Development

Strong Programming skills (preferably in Python) for test automation

Experienced in various test tools like battery testers, source meter, multi meter, etc.

Excellent debugging skills to tackle challenging problems

Strong analytical/problem solving skills to support proposed solutions

Ability to articulate design issues and path to resolution both verbally and with

documentation

Proven ability to work independently under high pressure and comfortable working

in a dynamic environment

Knowledge of Li-Ion chemistries and cell modeling is a plus.

Prior industrial experience in hardware/firmware verification and validation is

preferred.

Responsibilities

Work with other technicians and test engineers to execute electrical and battery

cycler tests and provide accurate result report.

Generate KPI for day-to-day lab activities.

Review BMU schematics and layout to verify conformance and to determine

testability.

Conduct investigations and prepares reports to support investigations.

Co-develop procedures and analyzes data for validation activities.

Run complex test setups and DOEs using high accuracy test equipment.

Troubleshoot equipment and sample issues, maintain and solve test equipment

problems as needed.

Ensure that the test data collected meets the highest standard of quality.

Use various types of measurement equipment to test batteries and cells.

Education

M.Sc. in Electrical Engineering or Computer science (or B.Sc. with industrial experience)

Additional Information About The Team

Role Overview

Focus on battery software qualification, specifically validation for battery algorithms.

Work involves pack-level testing to collect accurate data for algorithm validation since hardware isolation isn't possible.

The position is critical for ensuring high-quality data and supporting algorithm evaluation.

________________________________________

Key Expectations

Communication & Collaboration: The team operates under strict timelines. It's essential to:

Ask questions and clarify assumptions early.
Avoid making assumptions that lead to issues later and waste time.

Attention to Detail: This is a quality control team-accuracy is non-negotiable. Candidates must:

Verify data rigorously.
Avoid "thinking" things are fine without validation.

________________________________________

Core Requirements

Electrical Engineering Background

Experience with circuits
Ability to use power electronics testing equipment.
Troubleshoot independently if tests fail.

Basic Coding Skills (Python)

Correct code, plot data, and identify anomalies.
Automate execution steps using Python.

Soft Skills

Strong communication and collaboration.
High attention to detail and commitment to quality.

________________________________________

Must-Have

Electrical circuit experience.

Python programming skills.

________________________________________

Value of the Role

Exposure to hardware, software, and firmware.

Opportunity to learn root cause analysis and integration across systems.

Broad technical knowledge and hands-on experience with multiple domains.
Show more Show less