Machine Learning Engineer, Vector Core Modeling (Entry-Level / New Grad)

The opportunity We are looking for a Machine Learning Engineer to join our Vector Core Modeling team. In this role, you will design and build scalable machine learning systems that power ad ranking in large-scale advertising platforms. As a member of the Vector AI group, you will play a role in driving Unity’s ads engine. You will work with massive datasets and rich signals to develop the state-of-the-art ads models. These models serve as the core intelligence behind delivering the right ad to the right user at the right time, maximizing both user experience and advertiser outcomes. What you'll be doing Design, implement, and optimize the core ads models Build and enhance multi-objective ranking systems balancing retention, monetization, diversity, and user long-term value…