ofertas de emprego: senior data scientist - Lisboa

Join our team of data science and machine learning experts to shape next-generation pricing strategies. We combine cutting-edge techniques—like price elasticity modeling, bid price strategies, and advanced ML—to optimize pricing decisions for millions of customers. Our work directly drives efficient revenue management processes and enhances the user experience.

We’re looking for a Senior Data Scientist – Operations Research with deep revenue management expertise and a solid background in mathematical optimization. Ideal candidates have hands-on experience in dynamic pricing, bid price optimization, and have worked in (or closely with) the airline or car rental industry.

YOUR ROLE AT SIXT

• Revenue Management & Price Optimization Design, develop, and deploy advanced revenue management systems focusing on dynamic pricing and bid price optimization strategies.
• Operations Research Modeling Formulate and solve complex optimization problems (linear, nonlinear, dynamic, stochastic) to maximize revenue and support key decision-making processes.
• Demand Forecasting & Customer Willingness-to-Pay Create and refine forecasting models using time series and machine learning methods to capture customer demand and willingness-to-pay.
• Algorithm & Tool Development Build and maintain robust algorithms that integrate seamlessly with production systems, ensuring efficiency and scalability.
• Cross-Functional Collaboration Work closely with product managers, data engineers, and software developers to deploy end-to-end solutions and continuously improve analytical models.
• Thought Leadership Stay current on the latest research in revenue management, operations research, and machine learning. Provide mentorship and guidance to junior team members.

YOUR SKILLS MATTER

• Industry Experience 5+ years in data science and operations research roles, ideally in car rental, airlines, or similar travel/hospitality sectors.
• Revenue Management Expertise Proven track record implementing or optimizing revenue management systems and pricing strategies.
• Optimization & Solvers Strong background in mathematical optimization (linear, nonlinear, integer programming), solvers, and algorithm design (dynamic/stochastic programming).
• Machine Learning & Forecasting Proficient in demand forecasting, time series modeling, and modern ML techniques (especially regression).
• Programming Skills Expertise in Python for data analysis, modeling, and production deployment. Familiarity with version control systems (e.g., Git).
• Analytical Mindset Ability to translate complex business problems into actionable analytical tasks and clearly communicate findings to various audiences.
• Pricing & Bid Price Optimization Practical experience designing or implementing bid price models in large-scale revenue management systems (plus).
• Education Master’s degree (or higher) in Operations Research, Applied Mathematics, Statistics, or a related quantitative field (plus).

WHAT WE OFFER

• Generous Time Off Enjoy 28 days of vacation, an additional day off for your birthday, and 1 volunteer day per year
• Work-Life Balance & Flexibility Benefit from a hybrid working model, flexible working hours, and no dress code
• Great Employee Benefits Access discounts on SIXT rent, share, ride, and SIXT+, along with partner discounts
• Training & Development Participate in training programs, external conferences, and internal dev & tech talks designed for your personal growth and development
• Health & Well-being Private health insurance to support your well-being
• Additional Perks Enjoy the Coverflex advantage system to enhance your employee experience