Senior​/Test Engineer; Energy Storage and Distribution Systems

Overview

Joby Aviation is seeking a highly organized, passionate individual to join our Testing team. As part of this team as a Sr Test Engineer (Energy Storage and Distribution Systems), you will contribute to the development of flight-critical components and subsystems for VTOL electric aircraft. The Joby Aviation team is made up of extremely talented, hardworking, proactive, and hands-on individuals, operating in a very fast-paced and rewarding environment.

We are looking to expand this team with like-minded individuals looking to make a mark in the transportation industry.

• Collaborate with the battery design engineering team and other test engineers to perform various Energy Storage and Distribution System (ESDS) performance, reliability, and environmental testing. This includes power/thermal and humidity cycling, vibration & shock, accelerated life testing, and more.
• Aid in the integration and maintenance of various ESDS labs including a complete aircraft representative battery lab, as well as various power distribution, power conversion, and battery thermal management subsystem labs.
• Perform characterization, qualification, & reliability tests on components of the battery pack (includes contractors, special-connectors, fuses, PCBs).
• Organize and maintain the battery test area and equipment while strictly adhering to best practices, proper documentation and safety awareness.
• Perform acceptance tests on aircraft representative battery packs and prepare Safety-of-Flight documents.
• Work closely with System Engineers to perform battery pack-level verification and validation tests as well as evaluate battery algorithm (SoC, SoE, etc) performance.
• Develop formal FAA Certification test plans and procedures with the proper level of instrumentation and data collection capability, such that test results are repeatable and consistent.
• Analyze data collected during the aforementioned tests to generate reports to provide quantifiable feedback to the battery design engineering team that will allow them to optimize their designs.
• Coordinate and lead test kickoff, test preparation, preliminary and critical test review, and data review meetings to align the above activities.
• Work closely with other engineers to aid in the incremental automation of pack- & BMS-functional test setup.

• Minimum Bachelor's Degree in Electrical, Mechanical, Chemical or other relevant discipline with experience working on Battery Packs.
• Experience working with high-voltage, high power systems
• Experience with high voltage electric vehicle power electronics systems
• Experience with environmental stress testing including thermal and humidity cycling, vibration, electromagnetic interference etc
• Basic domain knowledge including battery monitoring techniques, cell and pack failure modes and failure mitigation, high voltage safety
• Strong data handling, processing, and presentation skills
• Positive attitude and willingness to work individually and as part of a team
• Excellent problem-solving techniques and analytical ability.
• Maintains a clean work-space and inventory of tools and equipment

• Experience with Battery Management Systems hardware is a plus
• Experience testing hardware to DO-160, DO-311A, SAE, MIL-810 or similar standards
• Familiarity with battery pack cycle test equipment.
• Experienced with high voltage Lithium-ion battery systems.
• Experience with instrumentation (e.g. contractors, current/voltage sensors, thermocouples, accelerometers, strain gauges) and data acquisition.

Compensation at Joby is a combination of base pay and Restricted Stock Units (RSUs). The target base pay for this position is $133,000 - $232,000/yr. The compensation package will be determined by job-related knowledge, skills, and experience.

Joby also offers a comprehensive benefits package, including paid time off, healthcare benefits, a 401(k) plan with a company match, an employee stock purchase plan (ESPP), short-term and long-term disability coverage, life insurance, and more.

Joby is an Equal Opportunity Employer.