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Principal Software Engineer, Post Training

Waymo· Software Engineering
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Mountain View, CA$349k - $431kFull-timePosted 2mo ago

About the role

Principal Software Engineer, Post Training role focusing on advancing and scaling post-training systems for onboard AI in the Waymo Driver, with emphasis on large-scale models, production-ready post-training workflows, and collaboration across ML platforms and stakeholder teams.

Responsibilities

  • Advance the state-of-the-art post-training techniques in the AI running on board the autonomous vehicle
  • Keep up with post-training research and find the right applications for the unique problems at Waymo
  • Participate in the leadership community advancing the ML stack across Waymo in general
  • Partner with teams developing ML platforms to develop them for effective, scalable post-training
  • Partner with teams not yet using post-training effectively to understand their needs and guide them to effective post-training strategies

Qualifications

  • MS in computer science with an emphasis in machine learning or equivalent degree (PhD preferred)
  • 10+ years of leadership experience in a large-scale machine learned production system
  • Experience leading a post-training system that is used in production with 100M+ users, solving multiple targeted problems in parallel
  • Experience building metrics, data, and flywheels for post-training applications
  • Experience influencing without authority at the director and VP level or higher
  • An ability to balance influencing day-to-day leadership on the ground with developing and influencing engineering strategy

Skills

Required:Post-training systemsLeadership and influencing without authority

Benefits

  • Health and wellness benefits typical of Waymo employee offerings (medical, dental, vision)
  • Competitive compensation, bonus opportunities, equity, and other financial benefits
  • Flexible and hybrid work model with opportunities for remote work
  • Paid time off, bereavement, sick, and parental leave
  • Education reimbursement and professional development opportunities
  • Employee Resource Groups and community involvement opportunities
  • Access to on-site amenities and perks at Google offices where applicable
Last updated Oct 15, 2026. Interested? Apply on the company site.
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About Waymo

The World’s Most Experienced Driver

Waymo—formerly the Google self-driving car project—makes it safe and easy for people & things to get around with autonomous vehicles.

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