Senior ML Engineer — AI Model Serving Architect (Remote)

Workday, Inc.; Boulder (CO); On-site; USD 163,000 - 288,000; Full time

Job summary

Workday, Inc. in Boulder, Colorado, is seeking a Senior Machine Learning Engineer for the AI Model Serving team to shape the platform’s vision and drive high‑impact decisions for production workloads.

You will design and scale large‑scale systems enabling ML models to production, collaborating with ML engineers and data scientists across partner teams. You’ll help reduce latency and maintain reliability while advancing Workday’s AI initiatives, joining a high‑performance, inclusive culture

Qualifications

• 6+ years of experience building and operating large-scale distributed systems.
• Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent practical experience).
• Deep hands-on experience deploying and scaling workloads on Kubernetes with GPU resource management.
• Familiarity with GPU memory constraints, serving tuned models (e.g., LoRA), and autoscaling hardware metrics.
• Proficiency in Python and production‑level coding.

Responsibilities

• Lead the team technically by making critical design decisions that drive performance, reliability, and scalability across the platform.
• Design, implement, and maintain large-scale systems that enable moving ML models to production.
• Write design documents to build consensus for new system components and enhancements to existing components.
• Evaluate and uptake new technologies available within Workday and across the broader industry.
• Troubleshoot, improve, and scale CI pipelines.
• Develop relationships with software engineers, ML engineers, and data scientists on partner teams.
• Respond to alerts and debug production issues to maintain platform health and reliability.
• Review pull requests and enforce consistency, performance, readability, and security across code bases.

Skills

Kubernetes & GPU Infrastructure

GPU Inference Tuning

Distributed Systems

Python

Communication

Mentorship

Education

Bachelor's degree in Computer Science, Engineering, or related field

Job description

Workday, Inc. in Boulder, Colorado, is seeking a Senior Machine Learning Engineer for the AI Model Serving team to shape the platform’s vision and drive high‑impact decisions for production workloads.

You will design and scale large‑scale systems enabling ML models to production, collaborating with ML engineers and data scientists across partner teams. You’ll help reduce latency and maintain reliability while advancing Workday’s AI initiatives, joining a high‑performance, inclusive culture