Principal AI/ML Platform Engineer (Scale & Ops)

Game Companies; Los Angeles (CA); On-site; USD 292,000 - 438,000; Full time

Benefits offered by this job

Medical, dental, and life insurance

401k with company match

Open PTO

Job summary

Riot Games in Los Angeles seeks a Principal AI/ML Platform Engineer to set ML platform strategy and build scalable systems for League of Legends. You will lead tooling, standards, and governance across teams, guiding production ML deployments and developer experience at scale.

You will mentor engineers, coordinate with security and compliance, and drive integrative ML work across products, influencing player-facing experiences and platform evolution.

Qualifications

• Bachelor’s degree in CS or related field or equivalent experience.
• 10+ years software engineering, with 5+ years in production ML platforms/MLOps.
• Proven ability to make platforms load-bearing for multiple teams.
• Strong operational intuition for ML systems at scale.
• Experience with cloud-native design and orchestration (Kubernetes).
• Track record improving developer experience for ML practitioners.
• Mentoring senior engineers and elevating platform judgment.
• Experience serving multiple products/games with ML platforms.
• Solving scale/latency/reliability challenges in ML data pipelines.
• Background in ML governance, security, privacy-preserving techniques.
• Passion for player experience and games.

Responsibilities

• Lead ML platform strategy enabling teams to deploy and operate ML at global scale.
• Design scalable AI/ML serving architectures for production loads.
• Define tooling and standards for ML pipelines and governance.
• Mentor senior engineers across multiple products.
• Collaborate with security and compliance for privacy and regulatory adherence.
• Drive cost optimization and reliability in AI/ML systems.

Skills

ML platforms

MLOps

Platform engineering

Kubernetes

GPU scheduling

Developer experience

Security governance

Player experience

Mentoring

Education

Bachelor’s degree in CS or related field

Tools

Kubernetes

Job description

Riot Games in Los Angeles seeks a Principal AI/ML Platform Engineer to set ML platform strategy and build scalable systems for League of Legends. You will lead tooling, standards, and governance across teams, guiding production ML deployments and developer experience at scale.

You will mentor engineers, coordinate with security and compliance, and drive integrative ML work across products, influencing player-facing experiences and platform evolution.