Electrical Test Engineer III

Briggs & Stratton; Wauwatosa (WI); On-site; USD 90,000 - 120,000; Full time

Job summary

Briggs & Stratton is seeking an Electrical Engineer III to support testing and validation of advanced battery products and systems. You will work with design, controls, systems, manufacturing, and reliability teams to ensure electrical performance, safety, and durability across cells, modules, packs, and BMS.

You will develop test plans, define methods, and perform hands-on testing in lab environments. Strong collaboration and documentation skills are essential for this role in Milwaukee, WI.

Qualifications

• Bachelor's degree in Electrical Engineering or related field.
• 5+ years in electrical engineering, preferably test/validation of complex systems.
• Hands-on experience developing and executing electrical test plans.
• Strong fundamentals in DC power, voltage/current measurement, grounding, isolation, and protection.
• Experience troubleshooting electrical and electro-mechanical systems using lab equipment.
• Experience with data acquisition and analysis of electrical test data.
• Experience with battery systems, BMS, energy storage, or related high‑power systems.
• Ability to interpret schematics and system requirements.
• Strong problem-solving and documentation skills.
• Ability to collaborate across multidisciplinary teams.

Responsibilities

• Develop and execute electrical test and validation plans for battery cells, modules, packs, and systems.
• Translate requirements into practical, measurable test cases and validation procedures.
• Define test methods, instrumentation, data acquisition requirements, fixtures, and setups.
• Perform hands-on testing of battery and battery-system hardware in lab environments.
• Lead electrical failure investigations and root-cause analysis.
• Develop automated test scripts and tools to improve efficiency and repeatability.
• Establish and maintain test methods, procedures, equipment configurations, and validation docs.
• Coordinate correlation between laboratory, prototype, production, and field tests.

Skills

Analytical

Detail-oriented

Adaptable

Strong communication

Education

Bachelor’s degree in Electrical Engineering

Tools

CAN/CAN FD

LIN

Ethernet

LabVIEW

Python

MATLAB

Job description

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As an Electrical Engineer III, your role will be primarily focused on supporting the testing, and validation of advanced battery products and battery systems. You will be responsible for testing complex electrical systems across battery cells, modules, packs, battery management systems, power electronics utilizing a variety of instrumentation and test equipment. You will work closely with design, controls, systems, manufacturing, and reliability teams to ensure battery systems meet electrical, functional, performance, safety, and durability requirements.

#LI-LB1 #LI-Onsite

You will do this by:

Developing and executing electrical test and validation plans for battery cells, modules, packs, and battery systems.

Translating system requirements and specifications into practical, measurable test cases and validation procedures.

Defining test methods, instrumentation, data acquisition requirements, test fixtures, and test setups.

Performing hands-on testing of battery and battery-system hardware in laboratory and test environments.

Conducting functional, performance, characterization, environmental, durability, and abuse-related testing as appropriate for the product.

Developing and executing test procedures for electrical, thermal, communications, protection, and BMS-related functions.

Configuring and troubleshooting laboratory equipment, power supplies, electronic loads, battery cyclers, data acquisition systems, oscilloscopes, CAN tools, and other test equipment.

Analyzing test data to identify trends, anomalies, failures, and opportunities for improvement.

Leading electrical failure investigations and root-cause analysis, working collaboratively with design and systems engineers to identify and resolve issues.

Developing automated test scripts, data-processing tools, or other engineering tools to improve test efficiency and repeatability.

Establishing and maintaining test methods, procedures, equipment configurations, and validation documentation.

Supporting correlation between laboratory, prototype, production, and field test results.

Evaluating test results against requirements and providing clear technical recommendations and conclusions.

Participating in design and engineering reviews from a testability, validation, and system-performance perspective.

Identifying gaps in test coverage and recommend improvements to validation strategies.

Supporting prototype builds, test readiness reviews, and hardware bring-up activities.

Working with cross-functional teams to troubleshoot issues involving electrical hardware, BMS behavior, controls, communications, sensors, and system integration.

Ensuring testing is performed safely and in accordance with applicable laboratory, electrical, and battery safety requirements.

The above statements are intended only to describe the general nature of the job and should not be construed as an all-inclusive list of position responsibilities.

You are the kind of person who is/has:

Analytical

Detail-Oriented

Adaptable

Qualifications:

Bachelor’s degree in Electrical Engineering, Electrical Engineering Technology, or a related engineering discipline.

5+ years of relevant electrical engineering experience, preferably involving test, validation, verification, or development of complex electrical systems.

Hands-on experience developing and executing electrical test plans and procedures.

Strong understanding of electrical fundamentals, including DC power systems, voltage/current measurement, power distribution, grounding, isolation, and electrical protection.

Experience troubleshooting electrical and electro-mechanical systems using laboratory test equipment.

Experience with data acquisition, instrumentation, and analysis of electrical test data.

Experience working with battery systems, BMS, energy storage systems, power electronics, or other high-power electrical systems.

Ability to interpret electrical schematics, wiring diagrams, specifications, and system requirements.

Strong problem-solving and root-cause-analysis skills.

Ability to clearly document test methods, results, failures, and technical conclusions.

Strong communication skills and the ability to work effectively across multidisciplinary engineering teams.

Preferred Qualifications:

Experience testing lithium-ion battery cells, modules, packs, or battery energy storage systems.

Experience with battery cyclers, electronic loads, power supplies, environmental chambers, DAQ systems, or high-voltage test equipment.

Experience with CAN/CAN FD, LIN, Ethernet, or other automotive/industrial communications protocols.

Experience testing and validating BMS functionality, including voltage/current measurement, SOC/SOH estimation, balancing, protection functions, fault handling, and diagnostics.

Experience with automated test systems and scripting languages such as Python, MATLAB, LabVIEW, or similar.

Experience with requirements management and test-management tools.

Experience performing electrical safety, insulation resistance, dielectric withstand, leakage current, or isolation testing.

Familiarity with battery standards and regulatory requirements such as UL, IEC, ISO, SAE, or UN transportation requirements.

Experience with high-voltage battery systems and associated safety practices.

Experience with statistical analysis, Design of Experiments (DOE), reliability testing, or accelerated life testing.

Experience developing automated validation frameworks or hardware-in-the-loop (HIL) test systems.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Briggs & Stratton, headquartered in Milwaukee, Wisconsin, provides innovative products and diverse power solutions to help people get work done. Briggs & Stratton is the world’s largest producer of engines for outdoor power equipment, and is a leading designer, manufacturer and marketer of lithium-ion battery, standby generator, energy storage system, lawn and turf care products through its Briggs & Stratton®, Vanguard®, Ferris®, Billy Goat®, and Branco® brands. Briggs & Stratton products are designed, manufactured, marketed and serviced in more than 100 countries on six continents.

Briggs & Stratton is committed to a policy of equal employment opportunity. The Company conducts all employment practices without regard to race, sex, color, religion, national origin, age, disability, protected veteran's status, pregnancy, genetic information, sexual orientation or any other basis prohibited by law. Briggs & Stratton also undertakes affirmative action to assure equal employment opportunity for minorities and women, for persons with disabilities, and for protected veterans.

Nearest Major Market: Milwaukee
Job Segment: Electrical Engineering, Electronics Engineer, Test Engineer, Thermal Engineering, Manufacturing Engineer, Engineering