Power Electronics Engineering Intern (Spring)

H3X TechnologiesLouisville, CO
$23 - $37

About The Position

Our team at H3X is hiring Power Electronics Intern. You will contribute to the design, testing, and validation of breakthrough power electronic systems for next-generation electric propulsion. You will work alongside experienced engineers, gaining hands-on experience with high-voltage systems and the manufacturing processes that take ideas from concept to production. We are looking for a full time Spring Intern, but also have availability for Summer 2027 and extended Co-Op positions.

Requirements

  • Currently pursuing a BS, MS, or PhD in Electrical Engineering, Computer Engineering, or a closely related field
  • Strong electronics fundamentals and project-based electronics experiences
  • Strong written and verbal communication skills
  • Organized with attention to detail
  • Experience or interest in high-voltage systems, power electronics, electric motors
  • Curious and motivated by first principles

Nice To Haves

  • Coursework or experience in power electronics principles, including converter topologies, semiconductor devices, etc.
  • Familiarity with PCB design tools (Altium preferred)
  • Experience in simulation tools such as MATLAB, LTspice, Simulink, or similar
  • Hands-on experience with circuit prototyping and troubleshooting; comfort with lab instruments and small hand tools
  • Experience with scripting and/or software development (Python, C, etc.)

Responsibilities

  • Assist in the design, simulation, and testing of power electronic hardware
  • Support the development and validation of PCB assemblies and wire harnesses, collaborating with engineering and manufacturing teams to implement new processes
  • Conduct simulations and performance analyses using industry-standard tools (MATLAB, LTspice, Simulink) to validate system performance and identify optimization opportunities
  • Participate in troubleshooting and root cause analysis for hardware issues, assisting in implementing corrective actions and documenting outcomes
  • Assist with test setup, measurement, and evaluation of prototypes and production units, including high-voltage system operation under lab safety guidelines
  • Contribute to technical documentation, including test reports and manufacturing instructions for PCB and wire harness assemblies
  • Stay updated on latest trends and advancements in power electronics

Benefits

  • Flexible hours (deliverable-based goals)
  • Relocation package
  • Monthly company events
  • Friday Team Lunches
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