Thermodynamics Simulation Engineer

Schlumberger; Houston (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Schlumberger is seeking a Simulation Software Developer – Thermodynamics Specialist to advance thermodynamic modeling for high-fidelity process simulations in oil & gas, LNG, refining, and energy-transition applications. The role centers on developing and refining EOS, activity coefficient models, electrolyte systems, and distillation-related algorithms using C++ with Python scripting for integration.

You will contribute to validation against experimental data, documentation, and possibly

Qualifications

• Master’s or PhD in Chemical Engineering, Chemistry, Applied Mathematics, or related field with a strong focus on thermodynamics is preferred.
• Solid experience developing or contributing to scientific software involving fluid modeling, phase equilibrium calculations, equations of state, activity coefficient models, property estimation, electrolyte systems, or characterization methods.
• Experience with electrolyte thermodynamics and/or distillation algorithms is a strong plus.
• Strong demonstrated experience automating complex numerical, thermodynamic, and software development workflows at scale.
• Strong background in applied numerical methods for thermodynamic calculations.
• Proficiency in C++ and/or Python for scientific or engineering software development is highly desirable.
• Ability to work across the full product lifecycle: design, implementation, testing, validation, and documentation.

Skills

Thermodynamics

Equations of state

Activity coefficients

Phase equilibrium

Property estimation

Numerical methods

Education

Master’s/PhD in Chemical Eng./Chemistry/Math

Tools

C++

Python

Job description

Schlumberger is seeking a Simulation Software Developer – Thermodynamics Specialist to advance thermodynamic modeling for high-fidelity process simulations in oil & gas, LNG, refining, and energy-transition applications. The role centers on developing and refining EOS, activity coefficient models, electrolyte systems, and distillation-related algorithms using C++ with Python scripting for integration.

You will contribute to validation against experimental data, documentation, and possibly