Senior Platform Engineer, Cloud Infrastructure & Live Services - Mattel Digital Studio

Mattel•El Segundo, CA

7d•$140,000 - $176,000•Hybrid

About The Position

Mattel Game Studios is looking for a Senior Platform Engineer, Cloud Infrastructure & Live Services to help build and operate the infrastructure behind reliable, scalable mobile games. This role involves owning the cloud infrastructure, build and deployment pipelines, and monitoring systems. The engineer will work with internal and external teams from early planning through live operations, focusing on operating services at global scale. Responsibilities include writing automation, troubleshooting production issues, and assisting developers with integration and deployment. The role also contributes to the publishing platform and live operations tools.

Requirements

8+ years in infrastructure, platform engineering, DevOps, or site reliability engineering, with hands-on experience supporting production services through releases, growth, and incidents.
Strong production experience with Google Cloud Platform (GCP), including networking, compute, storage, access management, and managed services.
Clear understanding of how backend services, databases, and APIs work together.
Practical Terraform experience and strong scripting or programming skills.
Disciplined use of version control and code review for infrastructure changes.
Experience building and maintaining CI/CD pipelines with Jenkins or similar tools, including build workers, automated testing, artifact storage, secrets, and release and rollback workflows.
Experience using logs, metrics, and traces to diagnose problems and designing reliable alerting and automated reporting.
Ability to test recovery and assess capacity, performance, reliability, and cost.
Working knowledge of web infrastructure, including CDNs, DNS, TLS, load balancing, and caching.
Ability to troubleshoot across applications and the services they depend on.
Strong knowledge of full-stack development and deployment practices, including front-end and back-end application structure, API design, automated testing, environment configuration, containerized deployment, and safe rollout strategies.
Experience working with external development partners or vendors on technical planning, infrastructure requirements, and engineering standards.
Clear communication and documentation skills, with the ability to coordinate delivery across teams and move between infrastructure, troubleshooting, and programming as priorities change.
A degree in computer science, engineering, or a related field, or equivalent practical experience.

Nice To Haves

Proficiency in React development and/or Retool, ideally for internal tools, operational dashboards, or game websites.
AWS experience for potential future infrastructure needs.
Familiarity with containers or serverless services.
Experience with live games, game backends such as Nakama or PlayFab, and services such as Firebase.
Experience with Linux and macOS build environments, Unity, Unreal, and mobile build and signing workflows.
Experience with BigQuery or similar cloud data platforms and collaboration with data engineers.

Responsibilities

Build and operate cloud infrastructure, designing and running GCP environments for games and backend services.
Guide decisions on APIs, databases, and caching, and manage hosting and content delivery.
Plan for traffic growth, capacity, and cloud costs.
Automate infrastructure and workflows using Terraform, scripts, and reusable workflows for consistent environment setup, configuration, and maintenance.
Apply version control and code review to infrastructure changes.
Own and manage CI/CD pipelines, build servers, and deployment infrastructure for games and services.
Work with studios on build and packaging needs, including automated checks, secure credentials, release approvals, and rollback procedures.
Define and own monitoring, alerting, and automated reporting for production infrastructure, including routing and escalation.
Automate reporting on availability, performance, incidents, capacity, and cost.
Work with game teams to test capacity before launches and major updates, and agree on monitoring and response responsibilities.
Troubleshoot incidents with studios, internal teams, and service providers to improve service reliability.
Document response procedures and follow fixes through to completion.
Participate in on-call and launch coverage, and test backup and recovery procedures.
Work with Mattel Security and Privacy teams on access, credentials, data protection, and security fixes.
Validate security controls without disrupting players and maintain records of production changes.
Build full-stack integrations and tools to connect game clients and web applications to backend APIs, authentication, telemetry, and content services.
Contribute to the publishing platform, operational dashboards, live operations tools and interfaces, and game websites.
Bring infrastructure and deployment expertise from early scoping through launch when guiding planning with external studios.
Review technical designs, define hosting, backend, and monitoring requirements, identify risks, and agree on operational handoffs.
Set infrastructure priorities, explain technical tradeoffs, and align studios and internal teams on responsibilities.
Resolve delivery blockers and maintain clear documentation.