Test Engineer

Louisville, CO
Full Time
Mid Level
JOB PURPOSE:
At H3X, we are building the most advanced electric motors in the world for sustainable aviation, marine, industrial, and defense applications. 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. Our motors range in size from 30 kW to 30 MW, include integrated drives, and are 3X lighter than competitors’ systems.

About the Role: H3X is seeking a highly motivated and technically skilled Test Engineer to design, maintain, and operate test equipment. As part of a fast-paced, highly technical team, the engineer will play a key role in designing new test cells, executing tests, and maintaining equipment.

RESPONSIBILITIES:
  • REQUIREMENTS / CONCEPT
    • Identify root cause of failures.
    • Establish requirements for given equipment.
    • Understand facility-level limitations and solutions.
  • DESIGN AND MANUFACTURING
    • Make complex machines easy to use and troubleshoot through intentional user interface design. 
    • Create engineering drawings for machined components, tools, and fixtures. 
    • Perform tolerance stack-ups and convey via GD&T in engineering drawings.
    • Create electrical, pneumatic, and fluid schematics for test cells.
    • Ensure compliance with OSHA safety and reliability standards for test cells to guarantee safety of personnel while also training required personnel on safety, use, and other best practices of equipment.
  • TEST OPERATIONS
    • Create test plans and validation instructions.
    • Execute testing and characterization of motor drive systems.
    • Monitor critical data for stop criteria during testing activities.
  • DATA ANALYSIS
    • Post process data to convey test results.
    • Identify root-cause of issues and make recommendations to meet the highest level of reliability and performance .
    • Generate detailed test reports including detailed figures, high-level summary of critical test results, and relevant conclusions.
    • Analyze data across numerous tests and draw conclusions on repeatability and reliability.
  • 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
  • 2+ years of CAD software experience (SolidWorks preferred)
  • 2+ years’ experience with producing 2D part drawings & GD&T
  • Experience with high voltage and cooling system design
  • Excellent written and verbal communication skills. 
  • Organized and strong attention to detail. 
  • Advanced understanding of engineering fundamentals. 
  • Action based, results-driven mentality. 
  • Willingness to learn 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. 
PREFERRED QUALIFICATIONS: 
  • 5+ years of experience as a Test Engineer 
  • Experience in dynamometer test cells and thermal test chambers
  • Experience working in a startup environment 
  • Experience with designing CE stamped equipment
COMPANY BENEFITS:
  • Employee equity incentive plan
  • Health insurance: medical, vision, dental, ST & LT disability, and life
  • Gym membership stipend (up to $60/month)
  • Epic or IKON Ski/Snowboard Pass (up to $869 provided)
  • Flexible hours (deliverable-based goals)
  • Flexible time off (just need manager approval)
  • Relocation package
  • Bi-weekly company events
  • 401k program
COMPENSATION: $90,000-130,000 (Jr. to Sr. Levels)

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. H3X takes pride in their multidisciplinary approach, relentless dedication, high capital efficiency, and Skunkworks-style execution.

H3X has raised over $20M with backing from top VC firms and strategic firms, including Lockheed Martin, Hanwha, Y Combinator, Cubit Capital, Metaplanet, TechNexus, and Liquid 2 Ventures.

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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