Job Information
H3X Technologies Sr. Mechanical Engineer in Louisville, Colorado
JOB PURPOSE:
At H3X, we are building the most advanced electric propulsion systems in the world to enable sustainable electric aircraft. 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 aircraft. We have several power classes of motors ranging from 30kW to 3MW and are selling to markets of aviation, aerospace and defense, marine, and specialized ground vehicles.
H3X is looking to hire an experienced mechanical engineer to take charge of design and prototype development across different motors in the HPDM product line. The engineering team operates like Skunkworks - small, highly technical, and very fast. A high degree of self-motivation and responsibility is required as you will be given significant freedom and will be directly responsible for flight-critical parts.
RESPONSBILITIES:
REQUIREMENTS / CONCEPT
Identify root cause of failures
Establish requirements for given sub-systems
DESIGN AND ANALYSIS
Design parts & assemblies utilizing SolidWorks
Conduct PDRs & CDRs for responsible sub-systems
PROTOTYPE AND MANUFACTURING
Compile & source Bill of Materials for responsible sub-systems
Generate engineering drawings via SolidWorks
Perform tolerance stack-ups and convey via GD&T in engineering drawings
Create build instructions for responsible sub-systems
TESTING AND VALIDATION
Execute testing and characterization of responsible sub-system
Post process test results, identify root-cause of potential new issues and make design recommendations to meet the highest level of reliability and performance
INTEGRATION
Integrate sub-system into full system
Support future production builds or complete system tests
OTHER
Identify workplace hazards and implement safe processes
Maintain testing and production equipment where necessary
REQUIRED QUALIFICATIONS:
Bachelor’s or Graduate Degree in Mechanical Engineering or similar
Hands-on experience assembling mechanical systems
5+ years of CAD software experience (SolidWorks preferred)
5+ years’ experience with producing 2D part drawings & GD&T
Strong experience with structural & modal FEA (ANSYS)
Experience with manufacturing processes (machining, Metal AM, & composites)
Excellent written and verbal communication
Exceptional understanding of physics fundamentals
Action biased, results oriented mentality
Willingness to learn and adapt quickly
A high degree of emotional intelligence: ability to collaborate closely with coworkers in a respectful and empathetic manner
Fundamentally curious and motivated by first principles
Position requires access to CUI/ITAR/EAR controlled information
SALARY RANGE: $100,000 - $160,000 USD
BENEFITS:
Employee equity incentive plan
Health insurance: medical, vision, dental, short-term disability, and life
Gym membership stipend
Flexible hours (deliverable-based goals)
Flexible-time off (just need manager approval)
Mental health coverage
Relocation package
Epic/IKON Ski & Snowboard Pass
Company laptop
Bi-weekly company happy hours
THE COMPANY:
H3X Technologies is a U.S.-based manufacturer of electric motors for sustainable aviation, marine, industrial, and defense applications. 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. This high performance is enabled by novel scalable core technology and proprietary manufacturing processes for motor stacking, winding, and assembly. The design, manufacturing, and testing of their products is done in-house at their headquarters in Louisville, Colorado.
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. They take pride in our multidisciplinary approach, relentless dedication, high capital efficiency, and Skunkworks-style execution.
H3X has raised over $18M and has backing from top VC firms and strategic firms including Lockheed Martin, Hanwha, Y Combinator, Cubit Capital, Metaplanet, TechNexus, and Liquid 2 Ventures to deploy capital for rapid scaleup.
H3X is poised to become the world’s leading supplier of advanced electric motors by 2030 to drive deep decarbonization in aviation, marine, and heavy industrial applications and unlock next-generation electrified defense technology to strengthen national security.
H3X is an equal opportunity-affirmative action employer and considers all qualified applicants for employment based on business needs, job requirements and individual qualifications, without regard to race, color, religion, sex, age, disability, sexual orientation, gender identity or expression, marital status, past or present military service or any other status protected by the laws or regulations in the locations where we operate.
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