At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business.

Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere.

Senior Manager, Machine Learning Science

Are you passionate about using machine learning to improve Customer Experience? Would you like to work in the fast-paced, competitive, customer-focused, and data-rich world of online travel?

As a Senior Manager of Machine Learning Science, you will be an established people leader, guiding a talented team of 5-10 data scientists. Your mission will be to develop state-of-the-art machine learning algorithms that power and enhance the customer experience across highly complex travel searches, recommendations, and advertising. You will collaborate with senior management, product, and engineering partners to deliver a high-impact portfolio of work while fostering a high-performing, well-managed, and talented team.

You will tackle substantial technical challenges, from inference problems arising from sparse data to complex optimization problems impacted by a highly dynamic market. Your passion for the craft of statistics, optimization, and machine learning will unlock tangible growth for our business by exploiting these rich data sets and building effective solutions for travelers and our partners.

We are looking for a leader to shape the next generation of intelligence for Expedia Group's advertising marketplace. As a Senior Manager of Machine Learning Science, you will guide a talented team of scientists responsible for the algorithms at the core of our advertising business. You will partner with senior leaders across product and engineering to define a high-impact vision, tackling fundamental challenges in predictive modeling, marketplace optimization, and causal measurement to create value for our travelers and partners alike across Expedia Group’s B2C and B2B platforms.

In this role, you will:

• Mentor and grow a team of 5-10 machine learning scientists, fostering a culture of innovation, collaboration and scientific rigor.
• Define and manage the team's strategic roadmap, setting goals (OKRs) and aligning projects with broader business objectives in the online travel domain, and translate this roadmap into effective delivery of ML-drive features and products.
• Act as a key scientific leader, partnering with product, engineering, and business executives to align strategy and communicate complex technical concepts to a diverse audience.

Minimum Qualifications:

• PhD or MS in a quantitative field (e.g., Computer Science, Economics, Statistics, Physics).
• 5+ years of industry experience applying machine learning to solve real-world problems.
• 2+ years of direct people management experience with a proven track record of hiring, mentoring, and developing a high-performing team of scientists or engineers.
• Deep expertise in machine learning theory, statistical methods, and the scientific principles of measurement necessary to guide the team's technical direction and ensure scientific rigor.
• A comprehensive understanding of the end-to-end ML lifecycle, from ideation and research to deployment and monitoring. You champion software engineering best practices (e.g., version control, code reviews) within the team.
• Hands-on fluency in Python and its data science ecosystem (e.g., PySpark, scikit-learn), and SQL. Technical depth to unblock your team and contribute to architectural decisions.
• A passion for fostering healthy team culture that brings a balanced approach to individual team member career growth and collective goal of delivering impactful work.

Preferred Qualifications:

• Advanced domain knowledge in online advertising and/or e-commerce
• Experience building and deploying models using GenAI/LLM technologies

Accommodation requests

Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request athttps://expedia.service-now.com/askeg?id=job_accommodation.

About Expedia Group

Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease.

Important notice

Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/.

Equal Opportunity

Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability or age.