Principal Machine Learning Infrastructure Engineer, Ads & Discovery

Roblox · San Mateo

Don’t apply blind. See how your CV matches Engineer first — free, in 30 seconds.

Check my CV — freeApply on careers.roblox.com ↗

You will leave NewLuxJob. We do not receive or handle applications.

Company
Roblox
Location
San Mateo
Salary
$295,250 — $345,040
Posted
October 24, 2025

About this job

With Roblox Ads & Discovery business growing at a rapid rate, we are building large scale ads machine learning infrastructure to deliver more value to our users and our advertisers. As a Machine Learning Infrastructure Engineer, you’ll build scalable, reliable, and high-performance infrastructure that powers ML systems across our organization. You’ll operate at the scales of hundreds of billions of engagements, and redefine how we deliver performance ads to hundreds of millions of users. You will: You will co-design models and systems, working at the intersection of model architecture and ML infrastructure, partnering closely with core modelers, data and AI infrastructure engineers, and product teams to push the boundaries of large-scale training and serving.…

This is a short summary.

Want to know if you're a fit? Check your CV against this role — free, in 30 seconds.

Most-requested skills in United States

Based on 82 United States vacancies that list requirements, these are the skills employers ask for most often.

  • Project Management49% of postings
  • CAD26% of postings
  • Quality Assurance9% of postings
  • PLC7% of postings
  • Lean7% of postings
  • FEM/FEA7% of postings
  • SolidWorks6% of postings
  • MATLAB5% of postings
Engineer skills

Similar jobs

See if your CV fits this job

Paste your CV for an instant match score against this role — and get a tailored cover letter in one click.

  • Instant match score for this role
  • Tailored cover letter in one click
  • Free — no credit card
Check my CV — free
Principal Machine Learning Infrastructure Engineer, Ads & Discovery — Roblox | NewLuxJob