Test Infrastructure Developer, High Voltage Battery

Company: Tesla, Inc.
Location: Fremont
Posted on: April 16, 2025

Job Description:

Test Infrastructure Developer, High Voltage BatteryJob Category: Location: Fremont, CaliforniaReq. ID: 240631Job Type: Full-timeWhat to Expect: We are looking to hire an experienced engineer with a strong software development background to join our hardware testing team. As a Test Infrastructure Developer on the team, you will work with a passionate and multi-disciplinary group of engineers to maintain our current software infrastructure, develop new frameworks that interface with next generation Tesla battery packs, and design and implement the software systems for new, advanced hardware testers. Our software infrastructure safely automates and efficiently runs a variety of advanced hardware tests that span component to multi-battery pack systems and includes equipment such as 1 MW+ power supplies, environmental chambers, DAQs and battery packs. This engineer will also own the test planning and execution for some of the testing on the systems they develop.What You'll Do:

• Develop software frameworks and scripts to automate battery pack testing
• Write software interfaces for new test equipment
• Create documentation for new and existing code
• Align software development plans and adapt existing software to conform with new Tesla technologies and standards
• Manage new code changes through code review and continuous integration pipelines
• Maintain existing code through bug fixes and pruning of obsolete code
• Train the team on new software, and work with individuals to debug code
• Support the operation and maintenance of a distributed software system on a battery pack electrical cycling farm, including re-writes of software as the system increases in size or scope
• Execute reliability testing that simulates realistic, accelerated lifetime, and environmental conditions on the battery pack and electrical, mechanical, and thermal sub-systems
• Design, build, and instrument setups for battery system and component testing, including test fixtures, harnesses, test PCBAs, or related automation softwareWhat You'll Bring:
  • Bachelor's Degree in Mechatronics Engineering, Electrical Engineering, Computer Engineering or equivalent experience
  • 2+ years of experience in a similar role. Experience with HV batteries, and battery management systems (BMS) gained through work or extracurriculars such as Formula SAE or Solarcar is highly preferred
  • Python software development experience on projects that have served multiple users, experience developing with REST APIs is preferred
  • Excellent communication and inter-personal skills, in particular written communication for drafting documentation
  • Ability to translate high-level client use-cases into low-level technical requirements to drive software development
  • Experienced with Object-oriented software design. In addition, understanding of database schema design, and SQL queries is preferred
  • Understanding at both hardware level and protocol level for communications technologies such as CAN, automotive Ethernet, sockets, RS232 Serial, Modbus, I2C, and SPI
  • Experience with development tools such as Wireshark, and PCAN Explorer is preferred
  • Understanding of data analysis techniques, and familiarity with Python packages like Jupyter notebook, Panda, Numpy, Matplotlib, Plotly, etc. is preferred
  • Hands-on familiarity with electrical lab tools such as digital multimeters, hipot testers, micro-ohm meters, oscilloscopes, logic analyzers, etc. is beneficialCompensation and Benefits:Along with competitive pay, as a full-time Tesla employee, you are eligible for the following benefits at day 1 of hire:
    • Aetna PPO and HSA plans > 2 medical plan options with $0 payroll deduction
    • Family-building, fertility, adoption and surrogacy benefits
    • Dental (including orthodontic coverage) and vision plans, both have options with a $0 paycheck contribution
    • Company Paid (Health Savings Account) HSA Contribution when enrolled in the High Deductible Aetna medical plan with HSA
    • Healthcare and Dependent Care Flexible Spending Accounts (FSA)
    • 401(k) with employer match, Employee Stock Purchase Plans, and other financial benefits
    • Company paid Basic Life, AD&D, short-term and long-term disability insurance
    • Employee Assistance Program
    • Sick and Vacation time (Flex time for salary positions), and Paid Holidays
    • Back-up childcare and parenting support resources
    • Voluntary benefits to include: critical illness, hospital indemnity, accident insurance, theft & legal services, and pet insurance
    • Weight Loss and Tobacco Cessation Programs
    • Tesla Babies program
    • Commuter benefits
    • Employee discounts and perks programExpected Compensation:$111,200 - $200,160/annual salary + cash and stock awards + benefitsPay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. The total compensation package for this position may also include other elements dependent on the position offered. Details of participation in these benefit plans will be provided if an employee receives an offer of employment.Tesla is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to any factor, including veteran status and disability status, protected by applicable federal, state or local laws.Tesla is also committed to working with and providing reasonable accommodations to individuals with disabilities. Please let your recruiter know if you need an accommodation at any point during the interview process.Privacy is a top priority for Tesla. We build it into our products and view it as an essential part of our business. To understand more about the data we collect and process as part of your application, please view our Tesla Talent Privacy Notice.
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Keywords: Tesla, Inc., Merced , Test Infrastructure Developer, High Voltage Battery, IT / Software / Systems , Fremont, California