Company Description

Job Description

Our vision is: Transform the way the world moves, because people expect better. Join our Data & AI leadership team and shape next‑generation pricing, marketing optimization, and personalization at SIXT. We leverage advanced machine learning, causal inference, and real‑time decision systems to optimize revenue, marketing performance, and customer experience across millions of interactions daily. Apply now and be part of our journey.

YOUR ROLE AT SIXT

• You will define and drive the data science strategy for dynamic pricing, performance marketing, and personalization — creating scalable, production-grade AI systems that directly impact revenue and growth.

• You will partner with executive leadership across Product, Engineering, Marketing, and Commercial to shape long‑term pricing and customer value strategies.

• You will lead innovation in advanced modeling including causal inference, reinforcement learning, and optimization under uncertainty to power real-time decision systems.

• You will oversee experimentation frameworks, uplift modeling, and incrementality testing to elevate measurement standards across the organization.

• You will collaborate closely with ML Engineering and platform teams to ensure robust production pipelines, model governance, and real‑time performance reliability.

• You will mentor, develop, and scale a high-performing Data Science team, fostering a culture of analytical excellence, speed, and measurable business impact.

YOUR SKILLS MATTER

• Leadership: 8+ years in Data Science/ML roles with proven experience leading teams and influencing strategic decisions.
• Causal Inference: Strong expertise in counterfactual modeling, uplift modeling, incrementality testing, and marketing attribution.
• Optimization: Solid foundation in linear/nonlinear optimization, stochastic modeling, reinforcement learning, and forecasting.
• Production ML: Experience deploying and maintaining ML systems in real-time or low-latency environments with strong MLOps understanding.
• Technical Depth: Advanced Python skills and deep familiarity with modern ML frameworks and scalable cloud environments.
• Education: Master’s degree or PhD in a quantitative field such as Operations Research, Statistics, Applied Mathematics, Computer Science, or Economics.

WHAT WE OFFER

• A Global Tech Hub in Lisbon Join a thriving international tech community and work alongside engineers, product experts, and business teams who turn ideas into real impact. Our hubs at Factory Lisboa in Beato and ARTs Lisboa in Parque das Nações are where great tech gets built

• Learning & Knowledge Exchange Level up through regular events with internal and external speakers. We value curiosity, continuous learning, and open exchange – across teams, disciplines, and borders

• Flexible Work Setup Two office days a week, flexible hours, and modern spaces built for both deep focus and team collaboration – work the way that brings out your best

• Time Off & Wellbeing Enjoy 28 vacation days per year, an additional day off on your birthday, one volunteer day annually, and private health insurance that also covers your spouse and children free of charge

• Practical Everyday Benefits Get a yearly Coverflex allowance and a daily meal allowance to make everyday life a little easier

• SIXT Perks Get exclusive rates on all SIXT services, with special discounts extended to your family and friends. Because great perks are even better when you can share them

Additional Information

About us:

We are a globally leading mobility service provider with a revenue of €4.00 billion and around 9,000 employees worldwide. Our mobility platform ONE combines our products SIXT rent (car rental), SIXT share (car sharing), SIXT ride (taxi, ride, and chauffeur services), and SIXT+ (car subscription), giving our customers access to our fleet of 350,000 vehicles, the services of 4,000 cooperation partners, and around 5 million drivers worldwide. Together with our franchise partners, we are present in more than 110 countries at 2,000 rental stations. At SIXT, top-tier customer experience and outstanding customer service are our highest priorities. We believe in true entrepreneurship and long-term stability and align our corporate strategy with foresight. Get started with us and apply now!