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Musashi Energy Solutions Co.

Test & Application Engineer

austin, TX

Check who can apply and the requirements below before continuing.

About this opportunity

Musashi Energy Solutions Co. lists this Test & Application Engineer opportunity in austin, Texas. Review the employer’s description below for duties, qualifications and application requirements.

Job description

Versatile, dual-profile Field Application Engineer and Test Engineer with expertise in supercapacitor cells and energy storage modules . Bridges the gap between technical development and customer success by combining rigorous hands-on laboratory testing with technical customer consultation . Responsible for validating supercapacitor performance, reliability, and life cycle characteristics while simultaneously driving design-in wins by guiding clients through hardware integration, cell balancing, and system-level thermal management

Essential Functions

Develop and execute test plans for cells, modules, battery packs, and energy-storage systems.

Perform electrical, thermal, environmental, performance, reliability, and life-cycle testing.

Characterize system voltage, current, capacity, energy, power, impedance, temperature, and efficiency.

Test energy-management systems, including cell monitoring, balancing, protection functions, SOC/SOH algorithms, and fault handling.

Conduct charge/discharge, pulse-power, cycle-life, abuse, and system-level testing as appropriate.

Develop automated test procedures and data-acquisition systems where practical.

Configure and operate laboratory equipment including electronic loads, power supplies, battery cyclers, oscilloscopes, DAQs, thermocouples, and other instrumentation.

Analyze test data and identify trends, anomalies, and potential failure mechanisms.

Troubleshoot electrical, mechanical, thermal, and system-level issues.

Investigate test failures and participate in root-cause analysis.

Develop clear test reports documenting procedures, results, conclusions, and recommendations.

Work with design engineers to reproduce field or customer issues in the laboratory.

Recommend design, firmware, controls, or process improvements based on test results.

Collaborate with electrical, mechanical, firmware, controls, manufacturing, quality, and applications engineering teams.

Support prototype build and product development activities.

Communicate technical concepts clearly and professionally.

Ask effective questions to understand the customer’s application issue.

Explain test results and technical recommendations in clear, practical terms.

Maintain a professional presence in customer meetings and presentations.

Understand customer system-level requirements, not just individual components.

Translate customer requirements into electrical, mechanical, thermal, and performance specifications.

Recommend appropriate battery-system configurations and operating parameters.

Identify potential application risks before they become field failures.

Travel to customer sites as needed.

Troubleshoot unfamiliar systems methodically.

Work independently with incomplete information.

Gather useful technical information from customers and determine the next diagnostic step.

Remain effective under time pressure when supporting customer issues.

Required Qualifications

Bachelor's degree in a technical field.

2+ years of hands-on experience with lithium-ion batteries, battery systems, power electronics, or related energy-storage technologies.

Strong understanding of basic battery characteristics, including voltage, current, capacity, energy, C-rate, SOC, SOH, internal resistance, and temperature effects.

Experience using electrical test equipment and laboratory instrumentation.

Ability to read electrical schematics and system wiring diagrams.

Experience troubleshooting hardware and electrical systems.

Strong analytical and problem-solving skills.

Proficiency with Microsoft Excel and/or other tools for analyzing and presenting test data.

Ability to write clear technical reports and documentation.

Strong verbal and written communication skills.

Willingness to work hands-on in a laboratory, manufacturing, and potentially customer/field environments.

Experience with lithium-ion cells, modules, battery packs, or ESS/EV systems.

Experience with BMS hardware and software.

Familiarity with CAN bus and CAN-based battery communications.

Experience with battery cyclers or automated test equipment.

Experience with LabVIEW, Python, MATLAB, or similar engineering/test software.

Experience with data acquisition systems.

Familiarity with thermal management of battery systems.

Understanding of battery safety and lithium-ion failure modes.

Supervisory Responsibilities

This position has no supervisory responsibilities.

Physical Requirements

While performing the duties of this job, the employee must regularly stand. The employee is frequently required to use hands to finger, handle, or feel objects, tools, or controls. The employee must regularly lift.

While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to sit, stand, walk, use hands or fingers, handle or feel, and reach with hands and arms.

Position Type

This is a dual-role hybrid position consisting of 60% of time allocated to test engineering and 40% of time allocated to application engineering and performed at Musashi Energy Solutions' physical location in Austin, TX, and/or at designated travel locations as required for training and other legitimate business needs.

Travel

This position requires travel to customer sites.

Recommended Education and Experience

Bachelor's degree in a technical field

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

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Worksite address

austin, TX, 78716, US

Who can apply

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