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Aircraft Performance Engineer

Joby Aviation

$113,900 - $187,400
Aug 24, 2025
Santa Cruz County, CA, US
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Joby Aviation is looking to solve the problem of urban congestion by developing piloted air taxis. The company needs to analyze, model, and optimize aircraft performance to ensure the safety, efficiency, and regulatory compliance of their electric air taxis, ultimately enabling commercial service.

Requirements

  • Advanced proficiency in Python for data analysis, tool development, and automation (experience with NumPy, Pandas, Plotly, or SciPy preferred).
  • In-depth knowledge of aerodynamics, flight mechanics, and aircraft performance principles.
  • Experience with flight test data analysis, performance modeling, or certification processes.
  • Familiarity with aviation regulations (e.g., FAR/CS Part 23/25/27/29), particularly subpart B requirements and guidance.
  • Knowledge of distributed electric propulsion systems and over-actuated fly-by-wire control systems.
  • Experience developing unit tests and CI/CD frameworks.
  • Familiarity with data science, machine learning, or optimization techniques applied to performance analysis.

Responsibilities

  • Conduct aircraft performance analyses, including performance predictions, mission analysis simulations, and sensitivity studies.
  • Evaluate hover, climb, descent, takeoff, landing, payload-range and endurance capabilities for compliance with company requirements and regulatory standards.
  • Maintain tooling and updates for performance models using simulation and flight test data.
  • Develop performance information such as hover, takeoff, landing, climb, cruise charts for verifying company requirements and regulatory compliance.
  • Develop and maintain Python-based aircraft performance analysis tools for Mission Analysis simulations, performance predictions, AFM chart creation, and sensitivity studies.
  • Plan performance-related flight test activities to support envelope expansion, aircraft development, and certification programs.
  • Perform detailed post-flight data analysis for performance-related test activities.

Other

  • Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, or a related field (Master’s preferred).
  • 3+ years of experience in aircraft performance analysis, flight test support, or aerospace engineering.
  • Strong analytical, problem-solving, and technical writing skills.
  • Ability to collaborate effectively in cross-functional teams and manage multiple priorities.
  • Flight experience or knowledge of rotorcraft operations is a plus.