Power Electronics - Thermal Engineer I (R4842)

Shield AI; Boston (MA); On-site; USD 76,000 - 114,000; Full time

Benefits offered by this job

Bonus

Benefits

Equity

Job summary

Shield AI is seeking a passionate and innovative Thermal Engineer to develop state-of-the-art aircraft. You will manage thermal analysis for unmanned aerial vehicle avionics, contribute to design requirements, and communicate technical findings. The position requires a B.S. in Mechanical or Aerospace Engineering, strong knowledge of heat transfer and fluid mechanics, and experience with thermal analysis tools. Join a mission-driven team that values innovation and technical excellence and enjoy a competitive salary with bonus and benefits.

Qualifications

• Knowledge of heat transfer (conduction, convection, radiation) and fluid mechanics.
• Strong written and verbal communication skills, with a track record of leading technical discussions.
• Proven ability to learn and adapt quickly to new tools and technical challenges.

Responsibilities

• Own thermal analysis and design efforts for unmanned aerial vehicle avionics.
• Develop and validate models for heat transfer and fluid flow.
• Drive test planning, instrumentation, and data analysis.

Skills

Heat transfer knowledge

Fluid mechanics knowledge

Strong communication skills

First-principles reasoning

Education

B.S. in Mechanical Engineering, Aerospace Engineering, or related discipline

Tools

ANSYS Icepak

FloEFD

STAR-CCM+

NX

SolidWorks

Job description

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 United States, Europe, the Middle East, and the Asia–Pacific, Shield AI’s technology actively supports operations worldwide. For more information, visit www.shield.ai.

Are you a passionate and innovative Thermal Engineer looking to help develop state‑of‑the‑art aircraft? Do you want to work alongside mission‑driven and values‑focused teammates? Shield AI is just the place for you!

What you’ll do

• 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.

Required qualifications

• B.S. in Mechanical Engineering, Aerospace Engineering, or a 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 such as ANSYS Icepak, FloEFD, or 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.

$76,000 – $114,000 a year.

Location: Los Angeles, CA.

Full‑time regular employee offer package:
Pay within the range listed + Bonus + Benefits + Equity.

Temporary employee offer package:
Pay within the range listed above + temporary benefits package (applicable after 60 days of employment).

Salary compensation is influenced by a wide array of factors, including but not limited to skill set, level of experience, licenses and certifications, and specific work location. All offers are contingent on a cleared background and possible reference check. Military fellows and part‑time employees are not eligible for benefits. Please speak to your talent acquisition representative for more information.

Shield AI is proud to be an equal‑opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity, or Veteran status. If you have a disability or special need that requires accommodation, please let us know.

We may use artificial intelligence tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.