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Power Electronics - Thermal Engineer I

Shield AISan Diego, CA
$76,000 - $114,000

About The Position

Founded in 2015, Shield AI is a venture-backed deep-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT and X-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices and facilities across the U.S., Europe, the Middle East, and the Asia-Pacific, Shield AI’s technology actively supports operations worldwide. For more information, visit www.shield.ai . Follow Shield AI on LinkedIn , X , Instagram , and YouTube . Job Description: Are you a passionate and innovative Thermal Engineer looking to help develop state of the art aircraft? Are you eager to make a positive difference in the world? Do you want to work alongside mission driven and values focused teammates?  Shield AI is just the place for you! As a Thermal Engineer at Shield AI, you will lead the design, analysis, and integration of aircraft avionics thermal management systems. We are designing a high voltage, high power system using custom power electronics and energy storage. This role is best suited for an engineer who thrives on first-principles problem solving, is comfortable with design challenges, and values extreme ownership. The engineer will be a key contributor in ensuring robust thermal solutions that meet mission-critical aerospace requirements.

Requirements

  • B.S. in Mechanical Engineering, Aerospace Engineering, or related discipline
  • Internship or engineering club experience in avionics or electronics thermal engineering
  • Knowledge of heat transfer (conduction, convection, radiation) and fluid mechanics
  • Familiarity with thermal analysis and CFD tools (e.g., ANSYS Icepak, FloEFD, STAR-CCM+)
  • Experience with CAD design tools such as NX, SolidWorks, or similar
  • Demonstrated experience applying first-principles reasoning to engineering problems
  • Strong written and verbal communication skills, with a track record of leading technical discussions and presenting to stakeholders
  • Proven ability to learn and adapt quickly to new tools, processes, and technical challenges in a fast paced, startup environment

Responsibilities

  • Own thermal analysis and design efforts for unmanned aerial vehicle avionics including custom power electronics
  • Develop and validate analytical, numerical, and computational models for heat transfer and fluid flow using hand calculations and CFD tools such as FloEFD
  • Provide input to trade studies, system architecture decisions, and risk assessments
  • Assist cross-functional teams designing power electronic circuits and environmental enclosures
  • Contribute to design requirements that impact circuit part selection, board layout, material selection, and other design aspects
  • Drive test planning, instrumentation, and data analysis to correlate models with experimental results
  • Communicate technical findings clearly through executive-level briefings, design reviews, and written reports
  • Proactively identify risks, propose solutions, and influence electrical and/or PCBA design direction

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What This Job Offers

Job Type

Full-time

Career Level

Entry Level

Number of Employees

501-1,000 employees

Career Resources

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