Principal Engineer, Fluid & Thermal Systems (R5620)

On-site

Posted 9 days ago

X-BAT Division

AI summary

As a Principal Fluid & Thermal Systems Engineer, you will lead the design and optimization of fluid and thermal systems for autonomous UAVs and ground systems, focusing on innovation, prototyping, and testing in collaboration with cross-functional teams.

Eligible from: Unclear

Job Description

Job Description:

Are you an experienced and innovative Fluid & Thermal Systems Engineer looking to help shape the future of AI and robotics technology? Are you eager to make a meaningful impact on cutting-edge products that matter? Do you thrive in a fast-paced, mission-driven environment alongside highly motivated and values-focused teammates? Shield AI is the perfect place for you!

As a Principal Fluid & Thermal Systems Engineer at Shield AI, you will lead the design, development, and optimization of fluid and thermal systems for our advanced autonomous UAVs and ground systems. Your expertise fluid & thermal system design will drive innovation, prototyping, testing, and the successful integration of solutions that operate reliably in challenging environments. This role requires technical leadership, collaboration with cross-functional teams, and an unwavering commitment to delivering excellence from concept to production.

Responsibilities

What you'll do:

Own design and analysis of fluid and thermal systems for aircraft and ground platforms.

Develop and implement innovative thermal solutions

Use first-principles engineering to drive design decisions to yield optimal solutions

Research technologies for integration into complex solutions

Conduct advanced simulations to predict system performance and refine designs

Execute testing and validation efforts, including data acquisition, post-processing, and verification against requirements

Collaborate with cross-disciplinary teams to integrate fluid and thermal system designs into larger system architectures.

Mentor and guide junior engineers, fostering technical growth and excellence within the team.

Identify suppliers and build successful supplier management relationships for procurement of components or systems for fluid and thermal system designs

Other duties as assigned

Requirements

Required qualifications:

Minimum 15+ years of experience in Fluid or Thermal System design, with a proven track record of technical excellence.

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

Deep understanding of heat transfer, fluid dynamics, thermodynamics, and system-level thermal management.

Experience implementing system models in commercial tools, such as MATLAB Simscape, Amesim, etc.

Experience developing custom engineering models in Excel and in languages such as MATLAB, Python, etc.

Experience in fluid and thermal system testing, including sensor integration, data acquisition, and analysis.

Expertise in 3D CAD modeling tools such as Siemens NX or equivalent.

Demonstrated ability to execute projects with minimal oversight, assume full ownership, and deliver exceptional outcomes.

Excellence in supplier management, COTS component sourcing, optimization/trade studies

Proven success in dynamic, fast-paced environments.

Ability to obtain a S//SAR level security clearance desired.

Preferred qualifications:

Extensive experience with fluid & thermal system design, analysis, manufacture and test for aircraft

Familiarity with fluid and thermal system effects on aircraft performance

Familiarity with startup or R&D environments, demonstrating adaptability and agility under pressure.

Strong knowledge of environmental standards and certification processes for aerospace or defense systems.

A passion for innovation and the ability to push boundaries in fluid & thermal system development.

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About the job

Posted on: Sep 11, 2026
Job type: Full-time
Location: Seattle, WashingtonOn-site

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Principal Engineer, Fluid & Thermal Systems (R5620)

AI summary

Job Description

Job Description:

Responsibilities

What you'll do:

Requirements

Required qualifications:

Preferred qualifications:

Ready to Apply?

About the job

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