Senior OR Engineer: MIP Optimization, Hybrid (Java/Python)

PTR Global; Fort Worth (TX); Hybrid; USD 103,000 - 110,000; Full time

Job summary

PTR Global in Fort Worth, TX, seeks a Senior Operations Research Engineer to design and optimize complex MIP models solving real-world logistics and scheduling problems.

You will partner with IT and analytics teams, implement models in Java/Python, tune solvers (Xpress, Gurobi, CPLEX), and build Streamlit dashboards to visualize results. A strong advanced degree and 7–9 years SDLC experience in ML/OR are required.

Qualifications

• Advanced degree in OR/IE/Applied Math or related field.
• Proven MIP optimization experience with real-world rules.
• Strong programming in Java and Python for modeling and dashboards.

Responsibilities

• Develop and maintain MIP models solving complex task assignment and scheduling problems.
• Translate business rules into mathematical formulations with planners.
• Build and maintain Streamlit dashboards visualizing solver results.
• Tune solvers (Xpress, Gurobi, CPLEX) for performance and scalability.
• Collaborate with Java engineers to productionize models and pipelines.

Skills

MIP modeling

Solver tuning

Java/Python coding

AI coding agents

Team collaboration

Education

MS/PhD in OR/IE/Applied Math

Tools

FICO Xpress

Gurobi

CPLEX

OR-Tools

Hexaly

Java API

Streamlit

Azure ADLS

Job description

PTR Global in Fort Worth, TX, seeks a Senior Operations Research Engineer to design and optimize complex MIP models solving real-world logistics and scheduling problems.

You will partner with IT and analytics teams, implement models in Java/Python, tune solvers (Xpress, Gurobi, CPLEX), and build Streamlit dashboards to visualize results. A strong advanced degree and 7–9 years SDLC experience in ML/OR are required.