Ready to tackle real-world airline disruption at scale? Join SWISS in Zürich and develop an integrated aircraft rotation–passenger recovery model using state-of-the-art Operations Research. Work on exact formulations and advanced decomposition methods (Benders, Column Generation) with direct operational impact.
Starting date: April 01, 2026
Please apply in English.
Tasks
Passionate about aviation and mathematical optimization? Join OPSD and help build the Operations Decision Support Suite (OPSD) for the Lufthansa Group. Develop integrated rotation–passenger recovery solvers, collaborate with NOC experts, and turn advanced OR models into production tools.
- Formulate and implement integrated aircraft rotation–passenger recovery MILP models
- Develop and test decomposition approaches (e.g., Benders, Column Generation)
- Benchmark solution quality and runtime on realistic disruption scenarios
- Translate business needs into mathematical models
- Collaborate with NOC experts across Lufthansa Group airlines
- Support the transition of optimization prototypes into production-ready solvers
Requirements
We are looking for a highly motivated and analytical candidate with a strong foundation in Operations Research and a keen interest in airline operations. You enjoy tackling complex decision problems and translating theory into production-ready optimization solvers.
- Master’s student or recent graduate in Operations Research, Applied Mathematics, Data Science, or related field
- Strong knowledge of mathematical optimization (MILP, decomposition methods)
- Excellent Python skills and experience with optimization solvers (e.g., Gurobi, CPLEX, HiGHS)
- Experience with Git; familiarity with cloud platforms (e.g., GCP) is a plus
- Interest in software development, performance optimization, and clean code design
- Structured, analytical mindset and very good English skills
For any further questions, please contact our Recruiting Services Center at +41 44 564 22 66.
About Swiss International Air Lines AG
Swiss International Air Lines (SWISS) is Switzerland’s leading air carrier. With one of Europe’s most advanced aircraft fleets, SWISS is a premium airline that provides direct flights from Zurich and Geneva to keep Switzerland connected with Europe and the world. Its Swiss WorldCargo division offers an extensive range of airport-to-airport airfreight services for high-value, time-critical and care-intensive consignments. SWISS embodies Switzerland’s traditional values and is dedicated to delivering the highest product and service quality. The company has also set itself ambitious CO2 goals, and plans to halve its 2019 net CO2 emissions by 2030 and make its business and operations entirely carbon-neutral by 2050, particularly by promoting the use of sustainable aviation fuels. SWISS is part of the Lufthansa Group, and is also a member of Star Alliance, the world’s biggest airline network.
