Graduate Intern - Optimization (Summer 2026) jobs in United States
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Delta Air Lines · 20 hours ago

Graduate Intern - Optimization (Summer 2026)

Delta Air Lines is seeking a graduate operations research intern to develop data-driven solutions aimed at improving airline efficiency and performance. The intern will support the delivery of decision support applications by leveraging combinatorics, algorithms, and optimization while building complex data sets and maintaining internal customer relationships.

Air TransportationArtificial Intelligence (AI)TransportationTravel
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

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

Qualification

Operations researchOptimization techniquesPythonCommercial optimization solversSQLMachine LearningCommunication skillsInterpersonal skillsOrganizational skills

Required

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

Preferred

Working knowledge in commercial optimization solvers (Gurobi, Cplex, GLPK, etc.)
Working knowledge in model tuning/calibration
Proficiency in working with relational databases and query authoring (SQL)
Fundamental Machine Learning techniques, including reinforcement learning
Working knowledge of AWS

Company

Delta Air Lines

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Delta Air Lines is a technical airline company that focuses on safety, innovation, reliability, and customer experience.

H1B Sponsorship

Delta Air Lines has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (167)
2024 (137)
2023 (108)
2022 (178)
2021 (71)
2020 (148)

Funding

Current Stage
Public Company
Total Funding
unknown
Key Investors
Barclays Bank
2025-09-30Post Ipo Debt
2007-05-03IPO

Leadership Team

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Edward Bastian
Chief Executive Officer
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Daniel Janki
CFO
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Company data provided by crunchbase