Powertrain Simulation Engineer (Electric Powertrain)

TL;DR

Powertrain Simulation Engineer (Electric Powertrain): Developing and validating high-fidelity 1D multiphysics models for electric propulsion systems in unmanned platforms with an accent on batteries, inverters, electric motors, and thermal management. Focus on simulating aggressive flight missions, correlating models with hardware test data, optimizing system architecture, and automating simulation pipelines for SIL/HIL testing.

Location: Munich, Germany. Full-time permanent employment.

Company

hirify.global is a European defence technology company developing and manufacturing scalable unmanned systems for NATO operators and their partners.

What you will do

• Design, build, and maintain high-fidelity 1D models of complete electric powertrains, including batteries, inverters, motors, and thermal management systems.
• Simulate hover, climb, continuous discharge, dynamic pulse loading, and extreme-temperature mission profiles.
• Perform trade studies and sensitivity analyses to optimize component sizing, gear ratios, voltage levels, range, payload, and cooling strategies.
• Correlate simulation results with Dyno and Battery Lab test data and improve model accuracy.
• Provide plant models for control-algorithm development and SIL/HIL testing.
• Automate simulation execution, data processing, and performance-report generation using scripts.

Requirements

• Bachelor’s degree in Mechanical, Aerospace, Electrical Engineering, or a related technical field.
• 2+ years of hands-on experience in simulation, modeling, or systems engineering focused on electric powertrains, thermal systems, or battery performance.
• Experience with 1D multiphysics tools such as GT-SUITE, Siemens Amesim, MATLAB/Simulink/Simscape, or Dymola/Modelica.
• Strong knowledge of thermodynamics, heat transfer, electrochemistry, and electric motor dynamics.
• Proficiency in Python or MATLAB for data analysis and simulation automation.
• Ability to interpret physical test data and convert hardware behavior into accurate mathematical models.

Nice to have

• Experience with aerospace, drone, or eVTOL hardware modeling and high-power flight mission profiles.
• Familiarity with 3D CFD/FEA tools such as ANSYS or Star-CCM+ and extracting data for 1D system models.
• Experience taking a powertrain architecture from clean-sheet concept through hardware validation.

Culture & Benefits

• Work on deployable defence technology and high-performance unmanned systems.
• Contribute to products supporting the technological capabilities of NATO Allies and partners.
• Permanent full-time employment based in Munich.