Principal Engineer, Fluid & Thermal Systems (R5620)
Posted Sep 11, 2026·Open for 8 days (and counting)
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Key details
Function
Engineering
Seniority
Senior
Workplace
On-site
Location
US
Specialty
Fluid Thermal Systems
Job Description
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. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube.
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.
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.
Audit details(provenance, verification trail, raw fields)
Core fields
Posting ID
shieldai:1d559be1-9d5a-4d65-a008-97212c210c2bTitle
Principal Engineer, Fluid & Thermal Systems (R5620)
Function
Engineering
Location
Seattle, Washington
Workplace mode
in_person
Posted at
2026-09-11 17:22:17Z
Compensation
undisclosed
Provenance
First seen (our tracker)
2026-09-12 11:47:59Z
Last seen
2026-09-20 11:56:21Z
Last updated
2026-09-20 11:56:21Z
Removed at
still open
Days open
Open for 8 days (and counting)
ATS adapter
lever
ATS slug
shieldaiVerification trail
This posting hasn't been probed by our closure verifier yet. Stream C runs on a rolling schedule against postings approaching the close-decision threshold.
LLM enrichment
Enriched at 2026-09-12 20:20:59Z. Enrichment runs once per posting, never re-runs.
Seniority
ic_l5
Role archetype
engineering
Specialty
fluid_thermal_systems
Workplace mode
onsite
City (normalized)
—
Country (normalized)
United States
Comp range
—
Tech stack
—
Novel role archetype?
no
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