Mechanical Engineer - Electric Propulsion

Fruition Group US; California (MO); On-site; USD 90,000 - 140,000; Full time

Job summary

Fruition Group US is seeking an Electric Propulsion Engineer to join our advanced propulsion teams. You will design, analyze, test, and integrate propulsion systems for aerospace and mobility applications, collaborating across mechanical, electrical, software, and systems engineering disciplines.

The ideal candidate will perform system-level trade studies, develop models and simulations, and support hardware development from concept through qualification, bringing hands-on engineering to

Qualifications

• Bachelor's degree in aerospace/mechanical/electrical engineering or related field.
• 3+ years of propulsion, powertrain, energy systems, or related engineering experience.
• Experience with engineering analysis, modeling, and simulation tools.
• Knowledge of electric propulsion architectures, motors, power electronics, or energy storage.
• Experience with trade studies, calculations, and technical evaluations.

Responsibilities

• Design and develop electric propulsion systems and subsystems for advanced mobility.
• Perform sizing, performance modeling, and trade studies for concept development.
• Analyze system performance, efficiency, thermal management, reliability, and integration.
• Develop mathematical models and simulations for propulsion behavior.
• Support selection and integration of motors, power electronics, batteries, and controllers.
• Collaborate across mechanical, electrical, software, systems, and test teams.
• Define system requirements, interfaces, and verification methods.
• Support testing activities, data analysis, and reporting.
• Investigate issues, perform root-cause analyses, and implement corrective actions.
• Prepare engineering documentation, reports, specs, and design reviews.
• Contribute to improvement of engineering processes and tools.

Skills

Problem-solving

Analytical thinking

Team collaboration

Communication skills

Independent work

Education

Bachelor's degree in Aerospace Engineering

Bachelor's degree in Mechanical Engineering

Bachelor's degree in Electrical Engineering

Tools

MATLAB/Simulink

Python

Modelica

CFD/FEA tools

Job description

We are an innovative technology company focused on developing advanced propulsion and energy systems that enable the next generation of aerospace, defense, and commercial applications. Our team combines engineering excellence, scientific rigor, and a passion for solving complex technical challenges to deliver high-performance solutions for our customers.

We foster a collaborative, fast-paced environment where engineers are empowered to take ownership, contribute new ideas, and drive meaningful technological advancements.

The Role

We are seeking an Electric Propulsion Engineer to support the design, development, analysis, testing, and integration of advanced electric propulsion systems. In this role, you will work across multidisciplinary engineering teams to develop propulsion architectures, perform system-level trade studies, conduct performance analyses, and support hardware development from concept through qualification.

The ideal candidate is a hands-on engineer with strong analytical skills and experience in electric propulsion, power electronics, motors, energy storage systems, or related technologies.

Responsibilities

• Design and develop electric propulsion systems and subsystems for aerospace, automotive, marine, or other advanced mobility applications.
• Perform propulsion system sizing, performance modeling, and trade studies to support concept development and design decisions.
• Conduct analyses related to system performance, efficiency, thermal management, reliability, and integration.
• Develop mathematical models and simulations to evaluate propulsion system behavior under various operating conditions.
• Support component selection and integration, including electric motors, power electronics, batteries, controllers, and associated hardware.
• Collaborate with mechanical, electrical, software, systems, and test engineering teams throughout the product development lifecycle.
• Define system requirements, interfaces, and verification methods.
• Support laboratory, ground, and field testing activities, including test planning, execution, data analysis, and reporting.
• Investigate technical issues, perform root cause analyses, and develop corrective actions.
• Prepare engineering documentation, technical reports, specifications, and design reviews.
• Contribute to continuous improvement of engineering processes, tools, and methodologies.

Qualifications

• Bachelor's degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related engineering discipline.
• 3+ years of experience in propulsion, powertrain, energy systems, or related engineering fields.
• Experience with engineering analysis, modeling, and simulation tools.
• Knowledge of electric propulsion system architectures, electric machines, power electronics, or energy storage systems.
• Experience performing engineering calculations, trade studies, and technical evaluations.
• Familiarity with systems engineering principles and product development processes.
• Strong problem-solving, analytical, and troubleshooting skills.
• Ability to communicate technical concepts effectively through written documentation and presentations.
• Ability to work both independently and collaboratively in a multidisciplinary team environment.

Preferred Qualifications

• Master's degree or Ph.D. in Aerospace Engineering, Electrical Engineering, Mechanical Engineering, or a related field.
• Experience with aerospace electric propulsion systems, eVTOL aircraft, spacecraft propulsion, or advanced mobility platforms.
• Experience with MATLAB/Simulink, Python, Modelica, or similar modeling and simulation tools.
• Knowledge of motor design, inverter design, battery systems, or power distribution architectures.
• Experience with thermal analysis, CFD, FEA, or multiphysics simulation tools.
• Familiarity with hardware testing, instrumentation, and data acquisition systems.
• Experience supporting design reviews, certification efforts, or qualification testing.
• Knowledge of industry standards and regulatory requirements applicable to propulsion systems.
• Demonstrated ability to lead technical projects and mentor junior engineers.