Principal AI Engineer Jobs - April 2026
Search by company, role, stack, location, salary signal, source, and work setup.
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PhysicsX
Principal AI Engineer
Posted 4 months ago
Building an AI-native platform to convert physics simulations (CFD, FEA, thermal) into fast ML surrogates and Large Physics Models. Seeking someone with production experience running agents and strong opinions on the future of the field. Company is ~170 peopl…
Roles
Tech stack
Location
London, New York, Remote
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CLEAR
Data Analytics Engineers
Posted 8 months ago
CLEAR's mission is to strengthen security and create frictionless experiences. With over 35 million members and a growing network of partners, CLEAR's identity platform transforms the way people live, work, and travel. Roles listed: Data Analytics Engineers, …
Tech stack
Location
NYC Onsite (4-5 days in-office)
Compensation
Onsite (4-5 days in-office) with free catered lunch daily. No salary or other monetary compensation disclosed.
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CourtDrive
Principal AI Engineer
Posted 10 months ago
At CourtDrive.com, we are building an AI Docketing Assistant that enables law firms and other power courthouse website users to become more efficient by automating daily tasks. We’re based in Los Angeles but have a remote team worldwide. Your role as Principa…
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CLEAR
Engineering Manager
Posted 10 months ago
CLEAR's mission is to strengthen security and create frictionless experiences. With over 33 million members and a growing network of partners across the world, CLEAR's identity platform is transforming the way people live, work, and travel. CLEAR connects you…
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Entourage
Principal AI Engineer
Posted 1 year ago
We’re building the shared‑memory protocol that lets AI agents learn from each other, turning isolated tools into a network of collective intelligence. Backed by Moonsong Labs (creators of Kluster.ai, Moonbeam, Tanssi), we’ve secured fresh funding and are read…
Roles
Tech stack
Location
REMOTE
Compensation
Competitive salary, generous equity, hardware budget
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Weave
Senior Backend Engineer
Posted 2 years, 8 months ago
At Weave, we're building the operating system for drug research with a collaborative platform and AI. We're using LLMs to speed up compliance and regulation documentation to start and expanding from there. We're launching to design partners this week and nee…