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Senior/Staff Test Engineer - Powertrain (Electromechanical)

Joby Aviation San Carlos, California, United States

onsitefull-time

Salary: 401(k) plan with a compa

Posted Dec 22, 2025Apply by Dec 22, 2026

Role & seniority: Senior / Staff Test Engineer (propulsion powertrain & electronics), individual contributor leading testing efforts.

Stack/tools: HV propulsion electric motor/inverter testing; LabView, Python, MATLAB, NI Diadem; data collection with oscilloscopes, NI DAQ, power analyzers; test hardware (dynos, chambers, shakers, test benches).

Top 3 responsibilities

  • Lead overall test activities for assigned propulsion system/sub-system/components, per Joby processes.

  • Author/release development, acceptance, qualification, and certification test procedures; coordinate with IPT to plan and execute tests.

  • Develop test stand requirements, support test automation scripting, assist in test setup/execution, and participate in failure/root-cause analyses.

Must-have skills

  • Experience with propulsion HV electric motor and/or inverter testing, including integration testing.

  • Proficiency in LabView, Python, MATLAB, and NI Diadem for data collection/analysis.

  • Practical use of lab equipment (oscilloscopes, NI DAQ, power analyzers, power supplies); B.S. in Electrical Engineering or related field.

  • Ability to work in a fast-paced, ambiguous environment; strong communication.

Nice-to-haves

  • Advanced degree (M.S./Ph.D.) and/or 6–8+ years (MS: 6+, PhD: 3+).

  • Prior HV motor/inverter testing; Dyno operation experience.

  • Knowledge of EMC/EMI testing, DO-160 environmental/test procedures, HV avionics hardware experience.

  • Regulatory certificati

Full Description

Joby Overview 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. Since 2009, our team has worked steadily to make this dream a reality. We’ve designed and tested many generations of prototype aircraft capable of serving in a network of electric air taxis. We’re looking for talented, committed individuals to join our team as we push onward toward certifying the Joby aircraft, scaling our manufacturing, and launching our initial commercial service. Overview Joby Aviation is seeking a passionate, motivated and hands-on Senior /Staff Test Engineer to aid in characterization, performance, environmental and reliability testing of powertrain & electronics system comprising of electric motor, inverter and related systems and/or components. This role supports the Integrated Product Team (IPT) and leads the testing efforts on verification and validation testing activities for the propulsion systems. Responsibilities Responsible for leading overall test activities for the assigned system/ sub-system/ components by following Joby processes and/or procedures Participate in discussions with cross functional team as a subject matter expert and facilitate the development team in planning and executing testing required to refine propulsion systems and/or components including but not limited to electric motor(s), inverter(s), pump, fan, radiator etc Work closely with Integrated Product Team (IPT) to understand testing needs, milestones & deliverables and manage associated activities using Joby test processes execute them Author and release test procedures for development testing, acceptance testing, qualification testing & certification testing for powertrain and electronics systems and/or components Co-ordinate with reliability test engineer to define appropriate test profiles for demonstrating reliability of systems and/or components Develop test stand requirements to support product testing and work with equipment design team to ensure appropriate test capabilities are adequate to support product development process Develop LabView/Python scripts for test automation and in-situ data collection. Assist technician in test setups, execution of tests as needed on test equipment (Dynos, Chambers, shakers, test benches etc) Participate in failure and Root Cause Analysis of sub-systems and components used in with in powertrain and electronics system (from validation, reliability, and field testing) Required Experience in propulsion HV electric motor/ inverter testing specifically around integration testing Expertise LabView/Python/ MATLAB/ NI Diadem to aid in data collection and analysis Practical experience in using miscellaneous lab equipment such as oscilloscopes, NI DAQ systems, power analyzers, power supplies etc

B. S. in Electrical Engineering or related discipline is required

  • Ability to thrive in ambiguous and fast paced environment
  • Be agile and adapt to evolving requirements and change in directions
  • Great communication skills
  • Desired
  • Bachelor in Electrical Engineering, Mechanical or equivalent + 8 years of experience or Masters + 6 years of experience or PhD + 3 years of experience
  • Prior experience in HV electric motor and/or inverter testing is preferred
  • Dyno operation experience is a plus
  • Knowledge of Electromagnetic Compatibility (EMC) , Electromagnetic Interference (EMI) testing
  • Knowledge of DO-160 Environmental Conditions and Test Procedures for Airborne Equipment
  • Experience with HV systems and/or avionics mechanical or electrical hardware
  • Exposure to regulatory certification
  • Strong Electrical Engineering fundamentals
  • Compensation at Joby is a combination of base pay and Restricted Stock Units (RSUs). The target base pay for this position is $125,100 - $210,900 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.
  • Additional Information
  • Joby is an Equal Opportunity Employer
Propulsion TestingLabViewPythonMATLABData CollectionReliability TestingElectric MotorsInvertersTest AutomationRoot Cause AnalysisElectromagnetic CompatibilityElectromagnetic InterferenceDO-160 TestingHV SystemsAvionicsCommunication Skillsmulti-location

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