How youll help us Keep Climbing (overview & key responsibilities) The Operations Deci
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Graduate Intern - Optimization (Fall 2025)
Job Description:

How youll help us Keep Climbing (overview & key responsibilities)

The Operations Decision Science team at 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.
An ideal candidate has foundational technical knowledge of operations research optimization models, simulation models, and core data science/data engineering concepts. The candidate should have excellent organizational and communication skills and feel comfortable in a fast-paced environment. This role will support the delivery of decision support applications by leveraging combinatorics, algorithms, and optimization.
Primary Functions:
  • 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 you need to succeed (minimum qualifications)

  • Working as an intern does not guarantee a full-time opportunity upon graduation. This position is intended to provide you with educational, and professional work experience to prepare you for the workforce.
  • This position requires you to work from August 2025 - December 2025. You cannot actively take any courses (inclusive of online or in-person) and work as an intern at the same time.
  • BA/BS in Industrial Engineering, Statistics, Mathematics, Computer Science, or related field
  • Minimum of one year of graduate coursework completed MA/MS/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.
What will give you a competitive edge (preferred qualifications)

  • Working knowledge in commercial optimization solvers (Gurobi, Cplex, ORTools, etc.)
  • Working knowledge in model tuning/calibration
  • Working knowledge in AWS
  • Proficiency in working with relational databases and query authoring (SQL)
  • Fundamental Machine Learning techniques, including reinforcement learning
Company Details
Delta Airlines
P.O. Box 20706
Atlanta, Georgia 30320 USA
www.delta.com
76 Open Jobs Available
Delta Air Lines, Inc. is a major American airline, with its headquarters and largest hub at Hartsfield–Jackson Atlanta International Airport in Atlanta, Georgia.

Benefits:
TBD
(Job and company information not to be copied, shared, scraped, or otherwise disseminated/distributed without explicit consent of JSfirm, LLC)
Job Info
Location
Atlanta, Georgia, United States
Type
Internship
Company Details
Delta Airlines
P.O. Box 20706
Atlanta, Georgia 30320 USA
www.delta.com
76 Open Jobs Available
Delta Air Lines, Inc. is a major American airline, with its headquarters and largest hub at Hartsfield–Jackson Atlanta International Airport in Atlanta, Georgia.

Benefits:
TBD

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