Principal Machine Learning Engineer, Ads Personalization

#WeAreParamount on a mission to unleash the power of content… you in? We’ve got the brands, we’ve got the stars, we’ve got the   power   to achieve our mission to entertain the planet – now all we’re missing is… YOU! Becoming a part of Paramount means joining a team of passionate people who not only recognize the power of content but also enjoy a touch of fun and uniqueness. Together, we co-create moments that matter – both for our audiences and our employees – and aim to leave a positive mark on culture. Principal Machine Learning Engineer, Ads Personalization (45447) Role Overview We are seeking a Senior Lead/Principal Machine Learning Engineer to lead the Ads Pod, the team in charge of architecting the expanded intelligent core of p recision , our proprietary in-house ad system. Your mission is to reinvent how monetization works in the streaming era by building the algorithms that power ad selection, podding, and result optimization across PlutoTV and Paramount+. This is a high-stakes technical leadership role. You will lead a group of engineers and scientists to advance our platforms beyond standard ad insertion into a world of dynamic, revenue-aware personalization. You will solve the unique task of balancing the "lean-back" linear experience of PlutoTV with the high-intent VOD environment of Paramount+, ensuring that every ad served adds value to the viewer while maximizing return for the business. A critical part of this role is working with Signal Intelligence (SigInt). You will build optimization models with multiple goals. These models will balance long-term watch time and short-term ad revenue. This helps create a sustainable and enjoyable experience for millions of viewers. The Ads Pod sits at the intersection of user experience and business sustainability. In this role, you will directly shape: The Precision+ Engine: Owning the ML strategy for our in-house ad-tech stack, shifting from third-party dependencies to a bespoke, high-performance internal system. Revenue-Aware Personalization: Solving the ultimate trade-off in streaming: maximizing long-term user commitment (watch time) while optimizing short-term ad-fill and output. Unified Ad Intelligence: Building a cross-platform system that understands viewer behavior on both FAST (PlutoTV) and Premium VOD (Paramount+) to deliver the most relevant ad experience in the industry. Key Responsibilities Lead the Ad Pod: Drive the technical roadmap for all Pluto-specific ML use cases, acting as the bridge between AMLG's core infrastructure and Pluto’s product goals. Personalized Channel Discovery: Architect retrieval and ranking systems to recommend the right linear channels to users in real-time. Dynamic Scheduling & Creation: Develop models that optimize channel scheduling and inform the creation of "Pop-up" or algorithmic channels based on viewer trends. Multi-Objective Optimization: Design loss functions and reward systems that weigh user commitment (watch time) against business health (ad impressions and revenue). EPG Personalization: Lead the vision for personalizing the Electronic Programming Guide, ensuring the most relevant content is surfaced immediately upon app launch. Cross-Functional Leadership: Partner with RevOps and Product to translate business constraints (e.g., ad delivery guarantees) into technical ML requirements. Basic Qualifications: 6-8+ years of experience in machine learning engineering, with a significant focus on Ad-Tech, Auction Dynamics, or Recommender Systems. Optimization Expertise : Deep mastery of Multi-Objective Optimization and constrained optimization (balancing competing KPIs like revenue vs. UX). Real-Time Systems : Proven experience building and deploying ML models in high-throughput, ultra-low latency environments (under 50ms). Technical Stack : Skilled in Python, PyTorch/TensorFlow, and BigQuery; experience with high-scale serving layers. Leadership (IC5/IC6) : Demonstrated ability to own a major technical domain and drive strategy across multiple organizations.  Additional Qualifications: Experience building or scaling in-house ad systems or DSP/SSP components. Knowledge of Reinforcement Learning (RL) for sequential ad-podding and frequency capping. Knowledge of Causal Inference to measure the incremental boost ad-personalization on long-term subscriber churn. Experience in both FAST (Linear) and VOD advertising ecosystems. #LI-RJ1 Paramount Streaming, a division within Paramount Global, is the home to the company's direct-to-consumer services spanning free and paid in the form of Pluto TV and Paramount+. Pluto TV is the global leader in free ad-supported TV, delivering more than 1,400 global channels and an extensive library of streaming content, including live and original channels. Paramount+, digital subscription video-on-demand and live streaming service, combines live sports, breaking news, and A Mountain of Entertainment™. Paramount+ features an expansive library of original series, hit shows and popular movies across every genre from world-renowned brands and production studios, including SHOWTIME®. ADDITIONAL INFORMATION Hiring Salary Range: $234,000.00 - 260,000.00. The hiring salary range for this position applies to New York, California, Colorado, Washington state, and most other geographies. Starting pay for the successful applicant depends on a variety of job-related factors, including but not limited to geographic location, market demands, experience, training, and education.  The benefits available for this position include medical, dental, vision, 401(k) plan, life insurance coverage, disability benefits, tuition assistance program and PTO or, if applicable,  as otherwise dictated by the appropriate Collective Bargaining Agreement. This position is bonus eligible. What We Offer: Attractive compensation and comprehensive benefits packages. Check out our full list of benefits here: https://www.paramount.com/careers/benefits Generous paid time off. An exciting and fulfilling opportunity to be part of one of Paramount’s most dynamic teams. Opportunities for both on-site and virtual engagement events. Unique opportunities to make meaningful connections and build a vibrant community, both inside and outside the workplace. Explore life at Paramount: https://www.paramount.com/careers/life-at-paramount Paramount is an equal opportunity employer (EOE) including disability/vet. At Paramount, the spirit of inclusion feeds into everything that we do, on-screen and off. From the programming and movies we create to employee benefits/programs and social impact outreach initiatives, we believe that opportunity, access, resources and rewards should be available to and for the benefit of all. Paramount is proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, creed, sex, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, and Veteran status. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access https://www.paramount.com/careers as a result of your disability. You can request reasonable accommodations by calling 212.846.5500 or by sending an email to [email protected]. Only messages left for this purpose will be returned.

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