Microsoft
Principal Machine Learning Engineer - RAI
$143K–$304K
Redmond, WA · On-site · Principal · Full-time · Posted Oct 20, 2026
- Experience
- 6+ years technical engineering experience; preferred qualification states 7+ years with a Master’s or Doctorate, or equivalent experience.
- Education
- Bachelor's Degree in Computer Science or related technical field, or equivalent experience.
About the job
Designs and operates production machine-learning systems and infrastructure, turning research innovations into reliable product capabilities with a focus on safety and Responsible AI.
What you'll do
- Design and build large-scale systems for machine-learning training, evaluation, inference, and production operation.
- Develop reusable infrastructure and integrate model advances into scalable product capabilities.
- Drive architecture and implement critical components while incorporating security, privacy, safety, and Responsible AI.
What they ask for
- Bachelor's Degree in Computer Science or related technical field, or equivalent experience.
- 6+ years technical engineering experience with coding in languages including C, C++, C#, Java, JavaScript, or Python.
- Ability to meet required Microsoft, customer and/or government security screening requirements, including the Microsoft Cloud Background Check.
Nice to have
- Master’s or Doctorate degree in Computer Science or a related technical field focused on machine learning or related areas, with 7+ years of technical engineering experience, or equivalent experience.
- Experience with machine-learning infrastructure or platforms, production deployment and scaling, cross-team architecture, and AI safety or Responsible AI.
Pay
USD $142,800 - $274,800 per year (base salary); USD $188,000 - $304,200 per year (base salary)
Tools
C, C++, C#, Java, JavaScript, Python
AI focus
Build production machine-learning systems and infrastructure; support AI safety and Responsible AI through safe, reliable, and responsible development and deployment.
Model-written summary · the original posting is authoritative