Workday

Sr. Machine Learning Engineer

Workday
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1 day ago
Vancouver, Canada or Boulder, CO, USASenior
H1B sponsor

Base Salary

$163k - $288k/yr

Responsibilities

  • Lead technical design decisions for the AI model-serving platform, focusing on performance, reliability, and scalability.
  • Design, implement, maintain, and scale distributed systems for moving ML models into production.
  • Write design documents, build cross-team consensus, and evaluate new technologies.
  • Improve and scale continuous integration software pipelines.
  • Respond to production alerts, debug issues, and maintain platform health and reliability.
  • Review pull requests for consistency, performance, readability, and security.
  • Collaborate with software engineers, machine learning engineers, and data scientists, while mentoring engineers and documenting knowledge.

Requirements

  • 6+ years of related software development experience focused on 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 Kubernetes workloads with GPU resource management.
  • Experience optimizing GPU utilization for hosting and tuning open-weight LLMs using inference engines such as vLLM or SGLang.
  • Familiarity with GPU memory constraints, LoRA-tuned model serving, and autoscaling based on hardware metrics.
  • Deep experience designing, building, and scaling production-grade distributed systems and applying software development lifecycle practices.
  • Deep proficiency in Python and experience building production systems with Python-based frameworks.
  • Familiarity with serving, scaling, and monitoring both LLMs and traditional ML models in production.
  • Ability to design monitoring strategies for system health, performance, and cost.
  • Strong written and verbal communication, design-documentation, consensus-building, mentoring, and inclusive collaboration skills.

Benefits

  • Potential eligibility for the Workday Bonus Plan or role-specific bonus and annual refresh stock grants.
  • Flexible work arrangement requiring at least 50% of each quarter in the office or in the field, with remote home-office flexibility.
  • Application deadline is October 30, 2026.
Workday

About Workday

10,000+ employees

Workday builds cloud-based enterprise applications for human capital management and financial management, including payroll, time tracking, expenses, planning, and procurement, sold on a subscription basis with professional services. Founded in 2005 and headquartered in Pleasanton, California, it is a public company traded on NASDAQ as WDAY. Organizations worldwide use Workday to unify HR and finance data, automate processes, and apply AI to workforce and financial operations.

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