Lead Machine Learning Engineer

Lead Machine Learning Engineer at Disney

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Lead Machine Learning Engineer at Disney

Technology is at the heart of Disney's past, present, and future. Disney Entertainment and ESPN Product & Technology is a global organization of engineers, product developers, designers, technologists, data scientists, and more - all working to build and advance the technological backbone for Disney's media business globally.

The team marries technology with creativity to build world-class products, enhance storytelling, and drive velocity, innovation, and scalability for our businesses. We are Storytellers and Innovators. Creators and Builders. Entertainers and Engineers. We work with every part of The Walt Disney Company's media portfolio to advance the technological foundation and consumer media touch points serving millions of people around the world.

Here are a few reasons why we think you'd love working here:

• Building the future of Disney's media: Our Technologists are designing and building the products and platforms that will power our media, advertising, and distribution businesses for years to come.
• Reach, Scale & Impact: More than ever, Disney's technology and products serve as a signature doorway for fans connections with the company's brands and stories. Disney+. Hulu. ESPN. ABC. ABC News…and many more. These products and brands - and the unmatched stories, storytellers, and events they carry - matter to millions of people globally.
• Innovation: We develop and implement groundbreaking products and techniques that shape industry norms, and solve complex and distinctive technical problems.

The Ad Platform Engineering organization within Disney Entertainment and ESPN Product & Technology is responsible for building, enhancing, and operating a high-performance, distributed, microservice-based digital advertising platform. This platform powers billions of real-time ad decisions daily across Disney's video-on-demand and live TV properties, including Hulu, Disney+, ESPN, and more.

Within Ad Platform Engineering, the Programmatic teams build and maintain Disney's programmatic advertising suite of products and services that comprise Disneys Real-time Ad Exchange (DRAX). DRAX is an award-winning, proprietary supply-side platform (SSP) that enables programmatic deal configuration and integrates demand from multiple third-party sources into Disney's ad server in real time.

As a Lead Machine Learning Engineer, you will serve as a hands-on technical leader responsible for delivering high-impact machine learning systems while guiding technical direction within your domain. You will design, build, and operate production ML systems at scale, mentor engineers, and partner closely with product and engineering leaders to ensure machine learning solutions are reliable, performant, and aligned with business goals.

This is a production-focused leadership role, blending deep technical execution with domain-level technical ownership and mentorship.

Daily, you should bring:

• Strong technical ownership of ML systems and accountability for outcomes
• The ability to lead by example through hands-on design, implementation, and operational excellence
• Clear and effective communication across engineering, product, and data partners
• Comfort translating ambiguous business problems into well-scoped technical solutions
• A focus on system performance, reliability, scalability, and cost efficiency
• A collaborative, pragmatic, and optimistic approach to leading complex initiatives
• A passion for mentoring, learning, and adapting to a very dynamic and fast-paced environment

Responsibilities:

• Lead the design and delivery of machine learning solutions across advertising use cases such as inventory forecasting, pricing, targeting, and efficient ad delivery
• Apply modern machine learning techniques to solve complex, real-time advertising problems
• Provide technical leadership for ML system architecture, modeling approaches, and production readiness within your domain
• Design, build, and scale ML architectures that balance model quality, latency, throughput, reliability, and cost
• Oversee the full ML lifecycle for owned systems, from experimentation through production deployment and iteration
• Design and maintain feature pipelines and feature stores supporting both real-time inference and offline training
• Partner with product and engineering stakeholders to translate requirements into clear technical plans and measurable outcomes
• Interpret experimental results and guide data-informed decision-making
• Ensure ML systems are observable, debuggable, and explainable in production
• Establish and maintain monitoring for model performance, drift, bias, and system health
• Champion engineering excellence through best practices in code quality, system design, testing, and operational reliability
• Mentor and support engineers through code reviews, design discussions, and ongoing technical guidance

Basic Qualifications:

• Bachelors in Computer Science or equivalent practical experience
• 7+ years of software engineering experience
• 5+ years of hands-on experience developing and deploying machine learning systems in production
• Strong knowledge of machine learning fundamentals, mathematics, and statistics
• Experience operating ML systems in low-latency, high-throughput environments
• Strong communication and collaboration skills with both technical and non-technical partners
• Solid foundations in algorithms, data structures, and numerical optimization
• Proficiency in Python (primary), with experience in Java and SQL
• Experience with ML frameworks and tooling such as TensorFlow, PyTorch, and Hugging Face
• Experience with one or more of the following:
• Deep learning methodologies (e.g., sequence-based or representation learning models)
• Transformer architectures (e.g., BERT, GPT, ViT) for NLP and/or vision
• Multimodal embedding techniques across text, image, audio, or structured data
• Large language models and related evaluation methodologies
• Retrieval-augmented generation (RAG) architectures
• Experience building systems on cloud-native infrastructure and distributed platforms
• Proven ability to thrive in a fast-paced, data-driven, and collaborative environment

Preferred Qualifications:

• MS or PhD (preferred) in Computer Science or equivalent practical experience
• Experience in digital video advertising or the digital marketing domain
• Experience with programmatic advertising or real-time bidding platforms

Hiring Range:

The hiring range for this position in Glendale, California is $171,600 to $230,100 per year, Santa Monica, California is $171,600 to $230,100 per year, and Seattle, WA is $179,700 to $241,000 per year. The base pay actually offered will take into account internal equity and also may vary depending on the candidate's geographic region, job-related knowledge, skills, and experience among other factors. A bonus and/or long-term incentive units may be provided as part of the compensation package, in addition to the full range of medical, financial, and/or other benefits, dependent on the level and position offered.

About Disney Entertainment and ESPN Product & Technology:

At Disney Entertainment and ESPN Product & Technology, we're blending imagination and innovation to reimagine the ways people experience and engage with the world's most beloved stories and products. Our work is wide-ranging and deeply sophisticated. We create amazing experiences, transform the future of media, and build products and platforms that enable the connection between people everywhere and the stories and sports they love.

Disney's ability to marry world-class technology with one-of-a-kind creativity makes us unique. It is at the heart of our past, present, and future. We are Storytellers and Innovators. Creators and Builders. Entertainers and Engineers.

About The Walt Disney Company:

The Walt Disney Company, together with its subsidiaries and affiliates, is a leading diversified international family entertainment and media enterprise that includes three core business segments: Disney Entertainment, ESPN, and Disney Experiences. From humble beginnings as a cartoon studio in the 1920s to its preeminent name in the entertainment industry today, Disney proudly continues its legacy of creating world-class stories and experiences for every member of the family. Disney's stories, characters and experiences reach consumers and guests from every corner of the globe. With operations in more than 40 countries, our employees and cast members work together to create entertainment experiences that are both universally and locally cherished.

This position is with Disney Streaming Technology LLC, which is part of a business we call Disney Entertainment and ESPN Product & Technology.

Disney Streaming Technology LLC is an equal opportunity employer. Applicants will receive consideration for employment without regard to race, religion, color, sex, sexual orientation, gender, gender identity, gender expression, national origin, ancestry, age, marital status, military or veteran status, medical condition, genetic information or disability, or any other basis prohibited by federal, state or local law. Disney champions a business environment where ideas and decisions from all people help us grow, innovate, create the best stories and be relevant in a constantly evolving world.

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