Principal AI Engineer

WillHire

Principal AI Engineer developing AI-driven user experiences and ML solutions for Workday's product ecosystem. Collaborating with teams to leverage advanced technologies and rich datasets.

Posted 6/18/2026full-timeSeattle • Colorado, Oregon, Washington • 🇺🇸 United StatesLead💰 $228,000 - $342,000 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudGoogle Cloud PlatformPyTorchTensorflow

About the role

Key responsibilities & impact

Develop tailored user experiences using advanced LLMs and predictive analysis
Collaborate on ML solutions across Workday’s product ecosystem
Enable training, deployment, and management of various ML models
Develop and deploy new products at scale

Requirements

What you’ll need

10+ years experience in data science, machine learning engineering, or software development
4+ years in machine learning and deep learning frameworks like Pytorch, TensorFlow
6+ years in building ML models in production at scale
3+ years with large language models (LLMs) or graph neural networks
6+ years with cloud computing platforms (e.g. AWS, GCP)
Proven leadership and mentoring experience in ML Engineering teams
Bachelor’s degree in engineering, computer science, physics, or math (Master’s or PhD preferred)

Benefits

Comp & perks

Workday Bonus Plan
Annual refresh stock grants
Flexible work arrangements
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

data sciencemachine learningdeep learningPytorchTensorFlowML modelspredictive analysislarge language modelsgraph neural networkscloud computing

Soft Skills

leadershipmentoring