Senior Data Scientist Workforce Optimization (m/f/d)

Job Description

Join our Data Science team and make the magic happen. We drive business processes like capacity planning and many more with the use of sophisticated algorithms. For this purpose, we design, develop, and maintain state-of-the-art machine learning models and manifold optimization solvers as well as simulation models. Are you ready to join a team where your work will enhance the experience of millions of our customers and have a direct impact on our business success? Apply now and join our journey in Pullach near Munich.

YOUR ROLE AT SIXT

• You engage with technical and business stakeholders to translate business problems into technical solutions
• You design, develop, refine and test data science solutions focusing on time series predictions, capacity optimizations and time models
• You understand operational dynamics and can build models that balance service levels with resource efficiency across both tactical (weeks to months) and strategic (quarterly to annual) planning horizons
• You stay updated on the latest research in forecasting techniques and optimizations but are not afraid to use classical or greedy solutions when relevant
• You work closely with business stakeholders, MLOps engineers, and software developers to deploy end-to-end solutions and continuously improve models

YOUR SKILLS MATTER

• Workforce Management and Optimization  You have experience in resource planning, scheduling, and capacity optimization (e.g., constraint programming, linear/integer programming, heuristic optimization methods)
• Machine Learning & Forecasting You are proficient in modern ML techniques (time series forecasting, regression, optimization algorithms and reinforcement learning)
• Product & Strategy Insight You combine analytical depth with business acumen, contributing to product strategy, shaping roadmaps, and ensuring that data science solutions directly influence decision-making and long-term business outcomes
• Analytical Mindset You show the ability to translate complex business problems into actionable analytical tasks and clearly communicate findings to various audiences
• Programming Skills You have expertise in Python for data analysis, modelling, and production deployment. You have experience with version control systems (e.g., Git) and cloud technologies (preferably AWS)
• Communication You interact efficiently with stakeholders across business, product, software engineering, and data science teams (fluent English required)

WHAT WE OFFER

• Extra benefits Enjoy discounts on SIXT rent, share, ride and SIXT+, attractive vehicle leasing offers, and exclusive deals with partners for travel, tech, fashion and more
• Mobility boost We support you with a monthly mobility allowance of €20 per month for even more freedom
• Future security We contribute to your retirement plan and support you with capital-forming benefits to ensure you are well covered
• Feel-good atmosphere Stay active with our modern SIXT gym, various leisure activities like the gaming area or the SIXT choir, and enjoy our high-quality employee restaurant
• Flexibility Enjoy 30 days of vacation and a hybrid working model with flexible hours
• Giving back Take one day each year to volunteer at a charitable organization dedicated to supporting children

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!