Battery Test Systems Engineer

Imagine a piloted air taxi that takes off vertically, then quietly carries you and your fellow passengers over the congested city streets below, enabling you to spend more time with the people and places that matter most. At Joby, we've been working to make that dream a reality since 2009 and we're now in the final stages of certifying our aircraft with the FAA. With plans to launch our aircraft in the US and Dubai, we're now scaling manufacturing and preparing for the launch of our commercial service.

Overview

Joby Aviation is seeking a hands-on engineer with strong f undamentals to join our Battery Safety team as a Battery Test Systems Engineer. As a ke y member of thi s high performing team, you will have a variety of responsi bilit ies . You will prim arily own the design, integration, and data au t omat ion of c u s tom test equipment that will be used fo r both cer tification and the develop ment of current and nex t ge neration prop ulsi on bat teries. Addition ally, you will s upport t he expansion of th e team’s tes ting labs to ensure continuous improvement and the developmen t of new ca pabili ties. T his w ork wi ll be cruci al for making o ur batteries the safest in the industry.

Responsibilities

• Design, build, and deploy custom electromechanical test equipment, integrating with high-voltage batteries and data acquisition (DAQ) hardware to support continuous battery safety development
• Develop, maintain , and execute battery safety and cell lab's expansion plans to cover continuous improvement and new R&D/certification needs
• Collaborate with data, cell, and battery safety teams to architect robust data pipelines and interactive dashboards, enabling real-time querying, automated reporting, and accelerated decision-making
• Maintain comprehensive hardware/software documentation and equipment compliance, ensuring battery safety lab operations continuously align with certification requirements and local municipal permitting standards (building, electrical, fire, and air)
• Execut e batter y and cell testing in support of battery s ystem development and certification
• Support certification efforts across all programs by developing and maintaining meticulous documentation of test equipment

Required

• Minimum Bachelor's degree and 5+ years of experience OR Advacned degree and 3+ year of experience in mechanical engineering, thermals, physics, or related field
• Basic understanding of battery hazards and failure modes (e.g., thermal runaway, electrical shorts, mechanical abuse)
• Strong problem-solving mindset and foundation in mechanical and electrical engineering fundamentals
• Fundamental understanding of sensing and data acquisition principles
• Willingness to get hands dirty and work with team-members on all levels of project , from planning to final cleanup
• CAD experience, CATIA preferred
• Python or other language for data processing and visualization
• Great written, verbal, and presentation skills

Desired

• Advanced degree in a relevant engineering or science field and 8+ years of experience
• Knowledge of li-ion cell technology and experience with battery testing/design
• Experience developing and maintaining data pipelines and custom visualization dashboa rds or analysis tools
• Experience working with abuse testing at cell/module/pack levels and familiarity with safety testing standards such as UN 38.3, SAE 2464, RTCA DO-311
• LabVIEW or other language for interfacing with data acquisition hardware
• Familiarity working with high voltage systems
• Hands-on experience design ing and com missioning battery test equipment (e.g., Arbin, Maccor, Neware ) including fixture and instrumentation design

Additional Information

Compensation at Joby is a combination of base pay and Restricted Stock Units (RSUs). The target base pay for this position is $134,100 - $184,300/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