Senior Battery Thermal Design & Test Engineer (Mountain View)

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At Wisk, we're transforming the future of urban mobility through safe, all-electric, autonomous flight. We are a passionate team working together toward a sustainable future, solving high-impact problems that have never been solved before. By delivering everyday flight for everyone, we're making it possible to spend less time getting there and more time being there. If you want to be part of shaping the future of mobility, then read on!

We are looking for a Battery & Thermal Test Engineer to join our team. The goal of a Battery & Thermal Test Engineer at Wisk is to support the design, execution, and analysis of battery and thermal system tests at the cell, module, and pack levels, ensuring the safety, performance, and reliability of our energy storage and thermal management systems for electric vertical takeoff and landing (eVTOL) aircraft. You will be part of the Energy Storage and Power Systems (ESPS) team, working hands-on with battery and thermal testing, instrumentation, and data analysis to validate cutting-edge technologies.

This is an onsite work opportunity. At Wisk, this means working onsite at our Mountain View, CA office five days per week.

In This Role, You Will

• Design and execute battery performance, durability, and safety tests, focusing on thermal management and high-voltage safety.
• Set up test equipment, instrumentation, and data acquisition systems for battery cycling, thermal characterization, and abuse testing.
• Conduct thermal runaway, heat dissipation, and cooling system performance testing for battery packs and modules.
• Support high-voltage and environmental testing, including overcharge, vibration, and mechanical stress tests.
• Collect, process, and analyze thermal and electrical test data, identifying key trends and failure modes.
• Work closely with battery design, thermal, and systems engineering teams to optimize cooling strategies and heat dissipation.
• Ensure test lab safety by following high-voltage procedures and thermal safety best practices.
• Maintain organized documentation of test plans, results, and observations to support design improvements and certification efforts.

What You Will Do

• As part of the ESPS organization, you will act as a Battery & Thermal Test Engineer supporting the validation and certification of advanced battery and thermal management systems for eVTOL aircraft.
• You will execute battery and thermal test protocols to evaluate performance, safety, and reliability.
• You will work with test engineers and technicians to ensure accurate test execution and data collection.
• You will support root cause analysis, investigating thermal and electrical test failures.
• You will help maintain and troubleshoot test setups, instrumentation, and high-voltage thermal control systems.
• You will work closely with certification teams to ensure compliance with aviation battery safety and thermal management standards.
• You will contribute to the continuous improvement of battery and thermal test methods, automation, and lab operations.

Requirements

• B.S. in Mechanical Engineering, Electrical Engineering, Chemical Engineering, or a related field, with 2-5 years of experience in battery and thermal testing, preferably in the automotive, aerospace, or energy storage industries.
• Hands-on experience with battery test equipment, high-voltage systems, thermal sensors, and environmental chambers.
• Familiarity with thermal characterization methods, including heat flux measurements, IR thermography, and cooling system evaluations.
• Experience with test automation, data acquisition, and analysis tools (e.g., Python, MATLAB, LabVIEW).
• Basic understanding of battery systems, BMS, cooling technologies, and thermal safety testing.
• Ability to troubleshoot test setups, instrumentation, and data collection issues.
• Strong organizational and documentation skills, with attention to detail and accuracy.
• Ability to work independently while collaborating effectively with test engineers, technicians, and design teams.
• This role may require up to 25% travel for test site support.

$101,983 - $119,980 a year

Compensation And Benefits

In addition to offering a great work environment and the opportunity to be part of the team making electric autonomous flight a reality, at Wisk, we offer excellent total rewards which include a competitive base salary, annual bonus, long term incentive, 401K, health benefits and much more.

Job Type: Full-time

Pay Range the Company expects to pay: $101,983 - $119,980 per year - The starting base salary within this range for this role varies based on factors such as your geographical location, and your relevant job-related experience that is consistent with a business necessity.

We are committed to fostering diversity and inclusivity, and we encourage individuals from all backgrounds, including those from marginalized or underrepresented groups in the tech industry and aerospace, to apply for our job openings. We consider every candidate who shares our passion for making the impossible possible, even if they may not strictly meet all preferred requirements. We firmly believe that a diverse range of perspectives can profoundly influence both our product and our company culture.

Wisk HQ is located in Mountain View just a couple of hundred feet from Shoreline Lake and its surrounding walking/jogging trails. We offer a comprehensive benefits package including medical, dental, vision, and life insurance, 9 off Fridays for full-time employees throughout the year, flexible vacation time off, 11 company holidays, a 401(k) plan with 50% company matching vested immediately, commuter assistance, and education assistance. And on top of all that, we also offer a variety of perks such as free catered lunches, flight lessons, wellness allowances, snacks, drinks, employee referral bonus, charitable giving match, patent bonus program, and more.

To all recruitment agencies: Wisk Aero does not accept agency resumes. Please do not forward resumes to our jobs alias, Wisk Aero employees, or any other organization location. Wisk Aero is not responsible for any fees related to unsolicited resumes.

Any offer of employment is conditioned upon the successful completion of a background check. Wisk Aero provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. In addition to federal law requirements, Wisk Aero abides by applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

Wisk Aero is an E-Verify employer.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  Aviation and Aerospace Component Manufacturing

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