Principal Machine Learning Engineer, Ads Modeling

## Principal Machine Learning Engineer, Ads ModelingApply: Mountain View, CA, USA: New York, NY, USA: Bellevue, WA, USA: Full time: Posted Yesterday: JOBREQ-2616596**The Opportunity**Unity Vector represents the next generation of our AI-powered advertising ecosystem, a forward-looking evolution of our machine learning infrastructure and models. We are seeking a Principal Machine Learning Engineer to join our Vector Ads Modeling team. In this role, you will work with a high-performing high-impact team to advance ads recommendation algorithms to deliver personalized ads experience. **What you’ll be doing*** Identity opportunities and design modeling roadmap that addresses customer needs.* Drive foundational research for new models and paradigms.* Leverage rich user data and large-scale compute to validate models rapidly.* Collaborate closely with engineering and product teams to productionalize research. **What we’re looking for*** Expertise: Hands-on experience applying state-of-the-art machine learning and deep learning models to complex real-world problems, specifically in the domains of user behavior modeling. Proficiency in Python, Pytorch and deep learning frameworks.* Data & Analytics: Solid understanding of metric design, large-scale data analysis, and distributed computing frameworks.* Strategic Impact: Proven ability to drive projects end-to-end, solving critical cross-team problems and delivering measurable business results.**Additional information**Gross Annual Salary:Zone A: $250,300 - $325,400 USDZone B: $222,600 - $289,400 USDZone C: $197,400 - $256,600 USD *This range reflects the anticipated base salary for this position. Beyond base salary, this role may be eligible for equity awards and participation in our company incentive plans (such as annual discretionary bonuses or sales commissions). The final offer amount will depend on several factors, including geographic location and the candidate’s relevant experience, professional background, and skill set.* **Benefits** At Unity, we want our team members to thrive. We offer a wide range of benefits designed to support well-being and work-life balance. Please note: Benefits eligibility, specific offerings, and coverage vary based on the country and employment status. While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally: Comprehensive health, life, and disability insurance | Commute subsidy | Employee stock ownership | Competitive retirement/pension plans | Generous vacation and personal days | Support for new parents through leave and family-care programs | Office food snacks | Mental Health and Wellbeing programs and support | Employee Resource Groups | Global Employee Assistance Program | Training and development programs | Volunteering and donation matching program **Life at Unity** Unity [NYSE: U] is the world’s leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles, the most innovative console games, and virtually all of the top XR and Web Games are developed, deployed, and grown in Unity. Unity also enables teams across industries like automotive, manufacturing, and healthcare to design, simulate, and collaborate in 3D — closing the gap between ideas and reality. For more information, please visit *Unity is a proud equal opportunity employer. We are committed to fostering an inclusive, innovative environment and celebrate our employees across age, race, color, ancestry, national origin, religion, disability, sex, gender identity or expression, sexual orientation, or any other protected status in accordance with applicable law. Our differences are strengths that enable us to support the growing and evolving needs of our customers, partners, and collaborators.* *If you have a disability that means there are preparations or accommodations we can make to help ensure you have a comfortable and positive interview experience, please fill out* *this form* *to let us know.* *This position requires the incumbent to have a sufficient knowledge of English to have professional verbal and written exchanges in this language since the performance of the duties related to this position requires frequent and regular communication with colleagues and partners located worldwide and whose common language is English. This posting is intended to fill an existing vacancy, and we are committed to providing applicants with updates throughout the hiring process in accordance with applicable law.* *Headhunters and recruitment agencies may not submit resumes/CVs through this website or directly to managers. 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