# Principal Engineer, Fluid & Thermal Systems (R4793)

**Company:** [Shield AI](https://zerogtalent.com/defense-companies/shield-ai)
**Location:** Dallas, Texas
**Work mode:** On-site
**Employment type:** Full Time
**Salary:** USD 200K–310K/yr
**Category:** Mechanical
**Department:** Other
**Listed:** 2026-04-15

[View and apply on Zero G Talent](https://zerogtalent.com/defense-jobs/shield-ai/principal-engineer-fluid-thermal-systems-r4793-3dddb78e-4ade-48e3-95d3-84a160dc421d)

## 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 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](http://www.shield.ai/). Follow Shield AI on [LinkedIn](https://www.linkedin.com/company/shield-ai), [X](https://x.com/shieldaitech), [Instagram](https://www.instagram.com/shield_ai), and [YouTube](https://www.youtube.com/@Shield_AI). 

  

### 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 Staff 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.

## Other open roles at Shield AI

- [Senior Manager, Autonomy (R5683)](https://zerogtalent.com/defense-jobs/shield-ai/senior-manager-autonomy-r5683-7a8cac10-c350-4aa0-9982-4638568590ca) — Melbourne
- [Staff Field Solutions Engineer (R6297)](https://zerogtalent.com/defense-jobs/shield-ai/staff-field-solutions-engineer-r6297-ac234764-8e81-4ffb-b822-8ff8338b2fda) — San Diego, California
- [Staff Field Solution Engineer - XBAT - AMER (R6265)](https://zerogtalent.com/defense-jobs/shield-ai/staff-field-solution-engineer-xbat-amer-r6265-90a28307-769a-49f8-bd19-a0d8b4385e11) — Washington, D.C.
- [Staff Engineer, Test Automation - San Mateo (R5792)](https://zerogtalent.com/defense-jobs/shield-ai/staff-engineer-test-automation-san-mateo-r5792-427ac807-bc6a-4e8c-8f15-8322880ffcaf) — San Mateo, California
- [Staff Engineer, Autonomy Software Integration - San Mateo (R4483)](https://zerogtalent.com/defense-jobs/shield-ai/staff-engineer-autonomy-software-integration-san-mateo-r4483-c572c4ac-5a16-40a7-ad56-aee3ebead2ef) — San Mateo, California

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*Source: [Zero G Talent](https://zerogtalent.com), the job board for space, defense, AI, robotics and frontier-tech companies.*