Mathematical Optimization Research Scientist (Full Time)


Houston, TX, US

Company:  ExxonMobil



Join ExxonMobil as a mathematical optimization scientist with background in industry engineering, chemical engineering, applied mathematics or other engineer disciplines with optimization skills. Become part of an interdisciplinary team to develop, deploy and sustain solutions for the upstream business in geoscience, engineering, and commercial domains. You will work to apply various operations research technologies to support critical business decisions across the entire value chain. The focus on value generation provides the opportunity to have significant impact leveraging ExxonMobil’s strong belief in creating commercial advantage through the use of technology. The company places high emphasis on fundamental scientific skills and the ability to combine technical skills with business understanding to improve profitability.





  • Design complex optimization models and apply them to define strategic and tactical needs and drive the appropriate business and technical solutions.
  • Apply theories of mathematical optimization, including linear programming, combinatorial optimization, integer programming, network flows and algorithms to design optimal or near optimal solution methodologies. 
  • Contribute to various stages of optimization model development and deployment.
  • Summarize results and develop technical reports and presentations.



  • Ph.D. Candidate in Engineering, Applied Mathematics, Computer Science, Operations Research, or other related scientific disciplines, combined with strong mathematical programming and algorithm development skills.
  • Strong background in modeling large scale discrete, nonlinear, or stochastic mathematical optimization models and developing efficient optimization algorithms.
  • Proficient in at least one major programming language (C/C++, C#, Java, Python, etc.) or optimization modeling language (e.g. AMPL, GAMS, AIMMS, OPL, etc.).


Alternate Location: Houston

ExxonMobil is an Equal Opportunity Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, or disability status.

Nearest Major Market: Houston

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