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Battery Testing Jobs in California (NOW HIRING)

JS Consulting

Battery Test Engineer

Cupertino, CA · On-site

... testing, and strong python exp Key Qualifications: *   Experience in Battery Management System (BMS) firmware, mix of QA & *   Development *   Strong Programming skills (preferably in ...

Monks

Battery Test Engineer

Cupertino, CA · On-site

Test equipment experience - Handson experience with battery testers, source meters, multimeters, and similar tools. * Debugging - Excellent debugging skills for tackling challenging electrical and ...

QuantumScape

Battery Pack Systems

San Jose, CA · On-site

Nail penetration Crush testing Overcharge testing External short-circuit testing Validation adapted specifically for solid-state battery behavior Develop accelerated aging and life-cycle validation ...

Monks

Battery Test Engineer

Cupertino, CA · On-site

$130K - $160K/yr

Test equipment experience - Hands-on experience with battery testers, source meters, multimeters, and similar tools. * Debugging - Excellent debugging skills for tackling challenging electrical and ...

MiniMed

Battery Engineer

Northridge, CA · On-site

$121K - $205K/yr

Testing & Analysis : Write test plans and run tests for performance under various conditions. This ... Collaborate with battery manufacturer representatives to ensure compliance with battery ...

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Battery Testing information

What is a battery testing?

A Battery Testing job involves evaluating the performance, safety, and durability of batteries used in various applications, such as electric vehicles, consumer electronics, and industrial systems. Technicians and engineers in this role conduct tests to measure capacity, charge/discharge cycles, thermal stability, and overall efficiency. They use specialized equipment to analyze battery behavior under different conditions and ensure compliance with industry standards. Battery testing helps identify defects, improve product reliability, and support research for next-generation energy storage solutions.

What does a typical day look like for someone in a battery testing role?

A typical day for a Battery Testing professional involves setting up and running tests on various battery types, monitoring performance data, and identifying any issues or deviations from expected results. You'll be responsible for maintaining detailed records of test outcomes, calibrating equipment, and collaborating closely with engineers and quality assurance teams to report findings and propose improvements. The work is usually hands-on in a lab or production environment, often balancing both routine quality checks and special project testing. This role offers opportunities to learn about new battery technologies and can lead to career advancement in broader engineering or quality assurance roles.

What are the key skills and qualifications needed to thrive in the battery testing position, and why are they important?

To thrive in Battery Testing, you need strong understanding of battery technologies, electrical testing procedures, and safety protocols, often supported by a degree in electrical engineering or a related field. Familiarity with testing instruments such as multimeters, impedance analyzers, battery cyclers, and data logging software is typically required, along with relevant safety certifications. Attention to detail, problem-solving abilities, and effective communication are valuable soft skills that set candidates apart. These skills are crucial to ensure accurate testing, maintain workplace safety, and facilitate effective collaboration with engineering and quality assurance teams.

What does a battery testing technician do?

A battery testing technician inspects, tests, and evaluates batteries to ensure they meet performance and safety standards. They use specialized equipment to measure voltage, capacity, and internal resistance, often working in laboratory or manufacturing environments. Certification and knowledge of electrical systems are typically required for this role.
What are the most commonly searched types of Battery Testing jobs in California? The most popular types of Battery Testing jobs in California are:
What are popular job titles related to Battery Testing jobs in California? For Battery Testing jobs in California, the most frequently searched job titles are:
What job categories do people searching Battery Testing jobs in California look for? The top searched job categories for Battery Testing jobs in California are:
What cities in California are hiring for Battery Testing jobs? Cities in California with the most Battery Testing job openings:
Battery Testing jobs near you
Infographic showing various Battery Testing job openings in California as of August 2026, with employment types broken down into 8% Internship, 75% Full Time, and 17% Contract. Highlights an 100% In-person job distribution.

Battery Test Engineer

JS Consulting

Cupertino, CA • On-site

Contractor

Re-posted 26 days ago

Job description

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:
o  Ask questions and clarify assumptions early.
o  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:
o  Verify data rigorously.
o  Avoid “thinking” things are fine without validation.
________________________________________
Core Requirements
•  Electrical Engineering Background:
o  Experience with circuits
o  Ability to use power electronics testing equipment.
o  Troubleshoot independently if tests fail.
•  Basic Coding Skills (Python):
o  Correct code, plot data, and identify anomalies.
o  Automate execution steps using Python.
•  Soft Skills:
o  Strong communication and collaboration.
o  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.