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Senior Machine Learning Engineer, Optimization Specialist (Gurobi)

On-site Full-time

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Experience Level

Senior

Qualifications

To succeed in this role, you should possess:Proven experience in mathematical optimization and operational research. Expertise in Gurobi or OR-Tools. Strong programming skills, preferably in Python or similar languages. Ability to work collaboratively in a fast-paced, team-oriented environment. Excellent problem-solving skills and a keen analytical mind.

About the job

Why Join PlayStation?

At PlayStation, we pride ourselves on being not just the best place to play, but also the best place to work. We are a globally recognized leader in entertainment, producing an array of products and services including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, and critically acclaimed software titles from PlayStation Studios.

We actively foster an inclusive environment that empowers our employees and values diverse perspectives. If you have a passion for innovation, technology, and gaming, we invite you to explore our open positions and become a part of our expanding global team.

PlayStation is a brand under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.

About the Role

Are you eager to be part of a Machine Learning team dedicated to enhancing the PlayStation experience for millions of users and game studios alike? Do you thrive on solving intricate constrained optimization challenges at scale? We are developing advanced decision systems that influence pricing, promotion planning, and large-scale commercial strategies throughout the PlayStation ecosystem. These systems provide significant recommendations directly to our studios and are backed by strong leadership support.

We are seeking a skilled engineer with extensive knowledge in mathematical optimization and operational research, particularly proficient in tools such as Gurobi or OR-Tools, to design and implement production-ready optimization systems. You will collaborate within the ML teams in the DTIS organization on impactful, executive-sponsored projects, working closely with Product, Business, and Engineering teams to convert complex business constraints into scalable solutions.

Your Responsibilities

  • Create and implement large-scale optimization models utilizing industry-standard solvers, including Gurobi.

Develop decision systems that:

  • Integrate predictive signals from machine learning models (e.g., forecasts and scoring models).
  • Function under various operational and business constraints.
  • Automatically balance trade-offs across competing objectives.
  • Enhance existing workflows to optimize the core usage of the Gurobi solver and minimize job runtime.
  • Work closely with ML engineers, product teams, and business stakeholders to integrate predictive models into downstream systems.
  • Conduct scenario analysis and uplift forecasts.

About Sony Interactive Entertainment

Sony Interactive Entertainment is a dynamic leader in the entertainment industry, focusing on delivering cutting-edge gaming experiences through innovative technologies and a commitment to diversity and inclusion in the workplace.

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