Workday

Senior Machine Learning Engineer

Workday
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4 days ago
Dublin, IrelandSenior

Responsibilities

  • Design, build, productionize, deploy, and monitor machine learning models and pipelines integrated with Workday platform systems.
  • Own end-to-end ML lifecycle work from problem framing and data strategy through model training, deployment, and production performance monitoring.
  • Design and deploy generative AI capabilities and LLM applications using agentic architectures.
  • Partner with distributed-systems, data engineering, platform, product management, and core platform teams to deliver scalable ML-driven automation.
  • Apply and refine ML engineering practices, evaluate tools and frameworks, and contribute to the ML technical roadmap.
  • Provide technical leadership through architecture discussions, code and design reviews, technical standards, and mentoring of junior and mid-level engineers.

Requirements

  • Substantial professional experience in machine learning engineering, applied ML, or a closely related discipline, including shipping ML systems to production.
  • Strong software engineering fundamentals and experience building and operating distributed, production-grade systems.
  • Proficiency with Python and common ML frameworks such as PyTorch or TensorFlow, along with MLOps practices including model versioning, ML monitoring, and ML deployment automation.
  • Experience working independently on technical direction, architecture, and projects from concept through delivery.
  • Demonstrated experience with technical leadership, cross-team initiatives, collaboration, and mentoring.
  • Demonstrated experience designing and developing generative AI technologies and integrating LLMs into production systems.
  • At least 7 years of experience working within large-scale, multi-tenant SaaS platforms.
  • Experience applying ML to enterprise or administrative platform problems such as anomaly detection, automation, or intelligent configuration.
  • Hands-on familiarity with LLM orchestration frameworks, preferably LangChain, and AI agentic architectures.
  • Experience with cloud infrastructure and large-scale data processing systems.
  • Advanced degree in Computer Science, Machine Learning, or a related field, or equivalent practical experience.

Benefits

  • Flexible work model requiring at least 50% of each quarter in the office or in the field, with remote home-office roles also able to attend important in-person events.
  • Role may be eligible for the Workday Bonus Plan or role-specific commission/bonus and annual refresh stock grants.
  • Workday provides comprehensive benefits and reasonable accommodations.

Tech Stack

PythonPyTorchTensorFlow
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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