engineering
Posted May 6Mechanical Design Engineer Intern
Louisville, United StatesHybrid
Responsibilities
- The design, manufacturing, and testing of their products is done in-house at their headquarters in Louisville, Colorado.
Requirements
- At 12 kW/kg continuous, the HPDM family of integrated motor drives is a step change in electric propulsion technology and removes one of the main barriers blocking widespread proliferation of electric and hybrid aircraft.
- H3X is looking to hire a mechanical design engineering intern this Fall to support the development across all aspects of the HPDM product line.
- A high degree of self-motivation and responsibility is required as you will be given significant freedom and will be directly responsible for your parts.
- Qualifications - Pursuing a Bachelor’s or Graduate Degree in Mechanical Engineering or similar - GPA of 3.0 or higher - Hands-on
- experience assembling mechanical systems - SolidWorks proficient (or similar) - Excellent written and verbal communication - Exceptional understanding of fundamentals - Action biased, results-driven mentality - Willingness to learn quickly Preferred Qualifications -
- Experience with manufacturing processes (machining, Metal AM, & composites) -
- Experience with producing 2D part drawings & GD&T -
- Experience with linear structural FEA
- They have developed a family of integrated motor drives that can scale in power from 30kW to 30MW with power densities as high as 12 kW/kg and best-in-class efficiency.
- H3X’s world-class team is composed of experts from Tesla, SpaceX, GE Aviation, and Siemens with deep knowledge in electric machines, power electronics, material science, control systems, and advanced manufacturing.
Benefits
- Benefits & Compensation - $23.00 - $37.00 / hr based on school level &
- experience - Relocation stipend - Monthly company events - Friday Team Lunch The Company H3X Technologies is a U.S.-based manufacturer of electric motors for sustainable aviation, marine, industrial, and defense applications.
Contact
- About the Role At H3X https://www.h3x.tech/, we are building the most advanced electric motors in the world for sustainable aviation, marine, industrial, and defense applications.
Additional details
- Our motors range in size from 30 kW to 30 MW, include integrated drives, and are 3X lighter than competitors’ systems.
- This is not an ordinary internship- you will be given the full responsibility of a mechanical design engineer.
- The engineering team is intentionally small and operates at a very fast pace.
- We are looking to hire a full time intern with a focus on the Fall 2026 Semester for a minimum of 12 weeks, but open to extended periods as well based on candidate availability.
- Responsibilities - Requirements/Concept - Establish and document
- requirements - Conceptualize designs and product architectures that meet program
- requirements - Present in Concept Design Reviews - Design and Analysis - Design parts and assemblies utilizing SolidWorks - Perform and document mechanical analyses, including hand calculations, FEA, CFD, etc.
- for structural, modal, thermal, and/or fluid aspects of products - Present in Preliminary and Critical Design Reviews - Generate engineering drawings per ASME and GD&T standards, perform tolerance stack-ups - Prototype and Manufacturing - Compile complete Bills of Materials - Provide technical supply chain support for sourcing hardware - Work with technicians and manufacturing engineers to build initial prototypes - Testing and Validation - Create a Design Validation Plan and Report (DVP&R) for new
- This high performance is enabled by novel scalable core technology and proprietary manufacturing processes for motor stacking, winding, and assembly.
- They take pride in our multidisciplinary approach, relentless dedication, high capital efficiency, and Skunkworks-style execution.