Ph.D Intern - Optimization (Spring 2027)

Delta Air Lines is seeking a graduate operations research intern to develop data-driven solutions aimed at continually providing decision support while improving airline efficiency and performance. The role will involve building complex data sets, leveraging technologies, and designing optimization products to support decision-making processes.

What you'll do:

• Build complex data sets from multiple data sources, both internally and externally
• Leverage emerging technologies and identify efficient and meaningful ways to disseminate and synthesize data to satisfy business’ needs
• Design, develop, implement, and calibrate optimization products
• Interface with business unit leaders to develop and maintain internal customer relationships
• Practice safety-conscious environment resulting in employee safety and well-being

What they're looking for:

• BA/BS in Industrial Engineering, Statistics, Mathematics, Computer Science, or related field
• Minimum of one year of doctorate level coursework completed PhD
• Proven success in solving complex quantitative problems
• Working knowledge in one or more optimization techniques (LP, MILP, QCP, MIQP, CP, and/or heuristics)
• Proficiency in Python, C++ or other programming languages (Python preferred)
• Strong written, oral communication, and interpersonal skills
• Consistently prioritizes safety and security of self, others, and personal data
• Embraces diverse people, thinking, and styles
• Possesses a high school diploma, GED, or high school equivalency
• Is at least 18 years of age and has authorization to work in the United States
• Working knowledge in commercial optimization solvers (Gurobi, Cplex, GLPK, etc.)
• Working knowledge in model tuning/calibration