Principal Engineer, Fluid & Thermal Systems (R5620)
Posted Sep 11, 2026·Open for 10 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
2026-09-22 12:12:11Z
Last updated
2026-09-22 12:12:11Z
Removed at
still open
Days open
Open for 10 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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