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fable12 is not a job board. It is a record of how long each listing has actually been open, read straight from employers’ own hiring systems. Listings link to the employer; ages are the employer’s own publish date — how we know.

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Jobs

Indexed directly from employers. Every age is their own publish date.

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Under a week17 1–4 weeks23 1–2 months40 2–12 months86 Over a year5

1,979 postings mention “Principal AI Engineer” in the description

23 roles · group by role

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12d
Principal Software Engineer / Principal AI Engineer - Commerce Platforms
MicrosoftSoftware EngineeringRedmond, WA
Apply Principal Software Engineer / Principal AI Engineer - Commerce Platforms at Microsoft — opens Microsoft’s own board
8d
Principal Software Engineer - AI Frameworks
MicrosoftSoftware Engineering
Apply Principal Software Engineer - AI Frameworks at Microsoft — opens Microsoft’s own board
9d
Principal Software Engineer - AI Experiences, Copilot Engineering
MicrosoftSoftware EngineeringRedmond, WA
Apply Principal Software Engineer - AI Experiences, Copilot Engineering at Microsoft — opens Microsoft’s own board
10d
Frontend AI Principal Engineer - Cortex Code
SnowflakeEngineeringUS-CA-Menlo Park
Apply Frontend AI Principal Engineer - Cortex Code at Snowflake — opens Snowflake’s own board
10d
Principal Firmware Engineer (OCI AI Infra/Servers)
OracleNashville, TN
Apply Principal Firmware Engineer (OCI AI Infra/Servers) at Oracle — opens Oracle’s own board
10d
Principal Applied AI Engineer
MicrosoftSoftware EngineeringRedmond, WA
Apply Principal Applied AI Engineer at Microsoft — opens Microsoft’s own board
10d
Principal Engineer, AI Security Governance | Endpoint Security Engineering
ServiceNowDigital TechnologyKirkland, WashingtonRemote
Apply Principal Engineer, AI Security Governance | Endpoint Security Engineering at ServiceNow — opens ServiceNow’s own board
10d
Principal Software Engineering - AI Frameworks
MicrosoftSoftware EngineeringRedmond, WA; Mountain View, CA
Apply Principal Software Engineering - AI Frameworks at Microsoft — opens Microsoft’s own board
11d
Mechanical Principal Engineer – AI Technologies
Dell TechnologiesHopkinton, MA
Apply Mechanical Principal Engineer – AI Technologies at Dell Technologies — opens Dell Technologies’s own board
15d
Principal AI Network Hardware Systems Engineer
MicrosoftHardware EngineeringRedmond, WA; Mountain View, CA; Hillsboro, OR
Apply Principal AI Network Hardware Systems Engineer at Microsoft — opens Microsoft’s own board
16d
Principal Engineer, AI Satellites (Starmind)
SpaceXMesh OpticalBastrop, TX
Apply Principal Engineer, AI Satellites (Starmind) at SpaceX — opens SpaceX’s own board
19d
Senior and/or Principal Software Engineer - AI Frameworks
MicrosoftSoftware Engineering
Apply Senior and/or Principal Software Engineer - AI Frameworks at Microsoft — opens Microsoft’s own board
19d
Senior and/or Principal Software Engineer - AI Frameworks Networking, Systems and Tools
MicrosoftSoftware Engineering
Apply Senior and/or Principal Software Engineer - AI Frameworks Networking, Systems and Tools at Microsoft — opens Microsoft’s own board
19d
Principal Software Engineer, AI Experiences
MicrosoftSoftware EngineeringRedmond, WA
Apply Principal Software Engineer, AI Experiences at Microsoft — opens Microsoft’s own board
20d
AI Data Center Server Energy Regulations Senior Principal Engineer
Dell TechnologiesAustin, TX; Hopkinton, MA
Apply AI Data Center Server Energy Regulations Senior Principal Engineer at Dell Technologies — opens Dell Technologies’s own board
20d
Principal Software Engineer, Cloud Platform (DevEx & AI Platform Automation)
JPMorganChaseSoftware EngineeringPalo Alto, CA; Jersey City, NJ; Seattle, WA; Plano, TX
Apply Principal Software Engineer, Cloud Platform (DevEx & AI Platform Automation) at JPMorganChase — opens JPMorganChase’s own board
24d
Principal Software Engineer, AI Content Systems
MicrosoftSoftware EngineeringRedmond, WA
Apply Principal Software Engineer, AI Content Systems at Microsoft — opens Microsoft’s own board
25d
Principal AI Security Engineer
ServiceNowEngineeringPetah TikvaHybrid
Apply Principal AI Security Engineer at ServiceNow — opens ServiceNow’s own board
30d
Senior Principal Software Engineer - (Modernization, Automation & AI)
Dell TechnologiesRound Rock, TX
Apply Senior Principal Software Engineer - (Modernization, Automation & AI) at Dell Technologies — opens Dell Technologies’s own board
30d
Principal Software Engineer, AI Tooling & Adoption
FivetranEngineering and Product DivisionOakland, California, United States, AMER
Apply Principal Software Engineer, AI Tooling & Adoption at Fivetran — opens Fivetran’s own board
11d
Principal Software Engineer, Enterprise Technology Vertical
OpenAIApplied AISan Francisco
Apply Principal Software Engineer, Enterprise Technology Vertical at OpenAI — opens OpenAI’s own board
15d
Senior Principal Software Engineer, Machine Learning
ToastR & D : Foundations : AIRemote, USRemote
Apply Senior Principal Software Engineer, Machine Learning at Toast — opens Toast’s own board
16d
Principal Ethernet Scale-Out Architect, AI Data Center
QualcommASICS EngineeringSanta Clara, CA; Austin, TX; San Diego, CA
Apply Principal Ethernet Scale-Out Architect, AI Data Center at Qualcomm — opens Qualcomm’s own board