KU Leuven

The ORSTAT research group at the Faculty of Economics and Business of KU Leuven (Belgium) conducts internationally leading research in Operations Research (OR) and Statistics. Our work addresses challenging problems in combinatorial optimization, stochastic modeling, and data-driven decision-making.
Project
We are looking for a full-time PhD student in OR, starting in January 2027. The successful candidate will work closely with prof. Roel Leus on advancing the state of the art in decision diagram-based methods for combinatorial optimization, including the development of new theory, algorithms, and high-impact applications. The candidate is expected to develop novel research directions and publish in leading journals, while being encouraged to pursue independent ideas within the broader research theme.
We offer a dynamic and stimulating research environment with strong international visibility. This position offers the opportunity to contribute to methodological advances with applications across a wide range of complex optimization problems.
Profile
The ideal candidate holds a Master’s degree in Computer Science, Applied Mathematics, or a related field, and has a strong background in mathematical programming, combinatorial optimization, and algorithm design. Prior experience with decision diagrams or related methodologies is a definite asset.
Offer
A fully funded four-year PhD appointment (conditional on successful yearly evaluations). A competitive doctoral scholarship in accordance with KU Leuven regulations, see PhD working conditions below .
The tentative starting date is January 1, 2027.
PhD working conditions
Interested?
For more information please contact Prof. dr. Roel Leus, mail: <a href="mailto:roel.leus@kuleuven.be" rel="nofollow noopener" target="_blank">roel.leus@kuleuven.be</a>.
Applications should include a concise motivation letter and CV.
You can apply for this job no later than October 21, 2026 via the online application tool
KU Leuven strives for an inclusive, respectful and socially safe environment. We embrace diversity among individuals and groups as an asset. Open dialogue and differences in perspective are essential for an ambitious research and educational environment. In our commitment to equal opportunity, we recognize the consequences of historical inequalities. We do not accept any form of discrimination based on, but not limited to, gender identity and expression, sexual orientation, age, ethnic or national background, skin colour, religious and philosophical diversity, neurodivergence, employment disability, health, or socioeconomic status. For questions about accessibility or support offered, we are happy to assist you at this email address.
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<li>Sollicitatieprocedure</li>
<li>Arbeidsvoorwaarden</li>
<li>Loopbaanmogelijkheden</li>
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Heb je een vraag over de online sollicitatieprocedure? Raadpleeg onze veelgestelde vragen of stuur een e-mail naar <a href="mailto:solliciteren@kuleuven.be" rel="nofollow noopener" target="_blank">solliciteren@kuleuven.be</a>
Solliciteer voor deze functie

PhD position in Operations Research - Decision Diagrams for Combinatorial Optimization

PhD position in Operations Research - Decision Diagrams for Combinatorial Optimization

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