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Job: Mathematical optimization expert

Active since 03-07-2017 Job category Science, research & development
Location Delft Level Professional
Educational level Master / Post-Graduate / ... Employment type Fixed term contract with option...
Hours 0 - 40 Salary -
Do you have an MSc or PhD in Applied mathematics or a similar study? Do you have 5-10 years of experience in the field of mathematical optimization? Are you ready to take up the challenge of flood prevention, by working on smart software solutions for issues in the water sector? Then we are looking for you.

Our Unit Inland Water Systems, Department Operational Water Management is currently seeking a:

Mathematical optimization expert

The job
Your main activities are to:
• Analyze mathematical optimization problems for properties such a continuity, convexity, and scaling;
• Develop technical software for decision support in the water sector;
• Work on product development with a team of software engineers and specialists;
• Assist our application teams to develop physical models and formulate optimization goals of appropriate complexity;
• Engage in research to facilitate optimization-based decision support of ever larger systems, using distributed computing and/or distributed control techniques.

Deltares develops early warning systems and decision support systems for water related issues. Deltares developed an early warning system named Delft-FEWS that captures meteorological data, makes hydrological simulations and makes predictions with regard to flooding and drought. In addition we have developed a decision support system (RTC-Tools) that helps the water manager to decide how to operate their system. RTC-Tools is used for water allocation, dispatch scheduling of pumps and weirs, as well as for hydropower operations.

Your location is Delft.

Your profile
• You have an MSc in Applied mathematics (or similar scientific education) with 5-10 years of relevant experience or a PhD in Applied mathematics (or similar scientific education);
• You have the ambition to work in a scientific environment;
• You have knowledge of convex optimization and convexification of nonconvex functions;
• You have knowledge of hybrid systems, and MLD systems in particular;
• You have proven experience with mixed integer optimization;
• You have proven experience object oriented programming languages such as Python;
• Knowledge of fluid dynamics is an advantage;
• Knowledge of continuation/homotopy methods is an advantage;
• You are motivated to work on technical challenges and experience with complex software architecture is an advantage;
• You have good social and communication skills;
• You can work independently, but you are also a team player;
• You have a good command of the English language.

Deltares is an independent institute for applied research in the field of water, subsurface and infrastructure.
Throughout the world, Deltares works on smart innovations, solutions and applications for people, the environment and society in general. To achieve this, we develop knowledge, innovative products, services and software. We combine our expertise with that of others and make it available globally.

Our software is used worldwide when advising governments and organisations on the physical state of, and possible management measures for deltas, coastal regions and river areas. For example, we develop simulation software for flood control.

Deltares sets a high standard for the quality of her knowledge and advice. Enabling Delta Life is our core business.

The team
The Operational water management department is formed by approx. 30 enthusiastic professionals working on various operational water management projects. In R&D and non-standard consultancy projects we work on the continuous development of state-of-the-art knowledge and techniques, combined with a high level of client interaction.

The working environment
We offer an informal, dynamic and challenging work environment. Deltares strives towards a balance between the employees’ interests and those of the institute. A Deltares employee is rewarded and appreciated through an integral package consisting of working at the highest level as well as excellent employment conditions. Deltares has a horizontal organizational structure along with a pleasant and informal environment.

For more information on the above vacancy you may contact Jorn Baayen (product manager RTC-Tools - or Nadine Slootjes (department manager Operational Water Management –

For further information about Deltares see our Website, LinkedIn Deltares, Facebook and Twitter.

All applications must be submitted via Qandidate. Applications via other channels will not be considered.

Closing date: 18-08-2017


More information
This listing is a full-time job

Job category Science, research & development
Industry / Industries Engineering
Region Zuid-Holland

Contact information

Name Sollicitatie Deltares