Shield Ai
Direct Ashby career site

Senior Engineer, Avionics Thermal Engineering (R5298)

Location
Seattle, WA · On-site
Job type
Full-time
Level
Lead / Staff
Experience
4+ years
Education
Bachelor's degree
Listed
Today

Skills & highlights for this role

  • heat transfer (conduction, convection, radiation)
  • fluid mechanics
  • active and passive cooling solutions
  • thermal management design elements (TIMs, spreaders, heat sinks, vapor chambers, heat pipes, fans)
  • thermal analysis and CFD tools (ANSYS Icepak, FloEFD, STAR-CCM+)
  • CAD design tools (NX, SolidWorks)
  • first-principles reasoning
  • written and verbal communication

Also useful

  • high altitude aircraft avionics cooling
  • aircraft integration constraints (power, weight, volume, maintainability, safety)
  • thermal and fluid system testing and instrumentation
  • materials and manufacturing methods for thermal management

About the role

Are you a passionate and innovative thermal engineer looking to help develop state of the art AI and aircraft products? 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 Senior Thermal Engineer at Shield AI, you will own the design, analysis, and integration of aircraft avionics thermal management systems and electronics cooling.

This role is best suited for an engineer who thrives on first-principles problem solving, is comfortable with ambiguous, open-ended challenges, and can communicate well across functions, ensuring well coordinated thermal management solutions.

What you'll do

  • Own thermal solutions for unmanned aerial vehicle avionics including design, analysis, and test.
  • Develop and validate analytical, numerical, and computational models for heat transfer and fluid flow using hand calculations and CFD tools such as FloEFD.
  • Provide technical leadership in trade studies, system architecture decisions, and risk assessments.
  • Drive test planning, instrumentation, and data analysis to correlate models with experimental results.
  • Guide cross-disciplinary teams in applying thermal/fluid fundamentals.
  • Communicate technical findings clearly through 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 related discipline.
  • Minimum 4 years of professional experience in avionics or electronics thermal engineering.
  • Strong expertise in heat transfer (conduction, convection, radiation) and fluid mechanics.
  • Strong understanding of active and passive cooling solutions and their integration at component and system level.
  • Understanding of thermal management design elements including TIMs, spreaders, heat sinks, vapor chambers, heat pipes, and fans
  • Proficiency 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 complex engineering problems.
  • Strong written and verbal communication skills.
  • Proven ability to learn and adapt quickly to new tools, processes, and technical challenges in a fast paced, startup environment.

Preferred qualifications

  • M.S. in a relevant engineering discipline.
  • Experience with high altitude aircraft avionics cooling and thermal design.
  • Familiarity with aircraft integration constraints (power, weight, volume, maintainability, safety).
  • Hands-on experience with thermal and fluid system testing, instrumentation, and validation.
  • Knowledge of materials and manufacturing methods relevant to thermal management
  • #LI-MS1
  • #LC
  • Full-time regular employee offer package: Pay within range listed + Bonus + Benefits + Equity

Temporary employee offer package

Pay within 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.

About Shield Ai

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI’s technology actively supports operations worldwide.

Read the original posting

From Shield Ai's careers page, first listed on Rolev.ai on November 12, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

Rolev.ai is a job search and application tool for US job seekers. For this Senior Engineer, Avionics Thermal Engineering (R5298) role at Shield Ai, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.

  • See how you fit

    Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.

  • Tailor without inventing

    Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.

  • Draft the full kit

    Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.

  • 1-Click Extension Autofill

    The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.

Common questions

Where is the Senior Engineer, Avionics Thermal Engineering (R5298) job at Shield Ai located?

This Senior Engineer, Avionics Thermal Engineering (R5298) position at Shield Ai is located in Seattle, WA (On-site). Always check Shield Ai's application page for specific state eligibility or relocation policies.

What qualifications are required for Senior Engineer, Avionics Thermal Engineering (R5298) at Shield Ai?

For the Senior Engineer, Avionics Thermal Engineering (R5298) role, Shield Ai highlights 4+ years of relevant experience; a bachelor's degree; experience with heat transfer (conduction, convection, radiation), fluid mechanics, active and passive cooling solutions, thermal management design elements (TIMs, spreaders, heat sinks, vapor chambers, heat pipes, fans), thermal analysis and CFD tools (ANSYS Icepak, FloEFD, STAR-CCM+), CAD design tools (NX, SolidWorks). Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Senior Engineer, Avionics Thermal Engineering (R5298) position at Shield Ai?

This listing links directly to Shield Ai's Ashby application page. You can apply directly on Shield Ai's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Ashby application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.