{"id":1251037,"url":"https://alion.io/job/united-senior-data-scientist-operations-research","title":"Senior Data Scientist - Operations Research","company":{"id":18409,"name":"United Airlines","domain":"united.com","url":"https://alion.io/company/united","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"A","score":98,"open_postings":15,"ghost_share":0,"stale_share":0.267,"repost_share":0,"time_to_fill_p50_days":7,"computed_at":"2026-10-19T05:45:15Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chicago, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":117610,"max":153146,"currency":"USD","period":"year","gross":null,"usd_annual":153146},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Java","optional":false},{"name":"Machine Learning","optional":false},{"name":"Microsoft Office","optional":false},{"name":"Python","optional":false},{"name":"Julia","optional":true}],"status":"live","first_seen_at":"2026-05-03T00:00:00Z","employer_posted_date":"2026-10-11","last_verified_at":"2026-10-19T04:10:29Z","board_verified":true,"closed_at":null,"days_open":169,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":169},"description":"Achieving our goals starts with supporting yours. Grow your career, access top-tier health and wellness benefits, build lasting connections with your team and our customers, and travel the world using our extensive route network.Come join us to create what’s next. Let’s define tomorrow, together.\nDescription\nUnited's Digital Technology team is comprised of many talented individuals all working together with cutting-edge technology to build the best airline in the history of aviation. Our team designs, develops and maintains massively scaling technology solutions brought to life with innovative architectures, data analytics, and digital solutions.\nJob overview and responsibilities\nProvides mathematical modeling and analysis services to support critical financial, operational, and/or strategic planning decisions and engages in supporting project teams in value added activities that generate practical solutions to complex business problems, explores new business alternatives, and drives improvement in business decisions\nDevelops the approach and methods to define and solve management problems through quantitative analysis and analytical models using operations research, machine learning, and structured programming languages\nIdentifies, researches, or solves large complex problems using big data and operations research and machine learning principles\nLeverages understanding of the business process to identify and implement operations research solutions that will result in significant bottom-line contributions\nBuilds and develops operations research/optimization mathematical model applications, and provides client support leveraging operations research knowledge\nParticipates in model design, prototype, and model development for several efforts that occur simultaneously, and interfaces with product delivery groups\nRaises concerns when scope of analysis may not align with time available and can choose an appropriate scope of analysis to conduct balancing ROI to time available\nDesigns analytic plan/develop hypotheses to test; understands limitations of analysis (what it can and cannot be used for)\nAnticipates working team questions to data and approach\nIdentifies solution quality risks and on-time risks\nUnderstands the business value, process, and expectations before focusing on choice of a technical solution\nUnderstands the intuition behind the numbers (i.e. does it make sense?)\nProvides on-going analytical services to client organizations\nCommunicates results to management and clients\nContributes deck content and builds the story for the deck with guidance to summarize findings\nDevelops and delivers presentations aligned with Ai standards\nSpeaks in a manner appropriate for working team and their level +1\nKeeps informed about the latest analytical methods and research in the operations research and analytics fields\nQualifications\nWhat’s needed to succeed (Minimum Qualifications):\nAdvanced degree (PhD or ABD) in Operations Research or other related quantitative discipline involving quantitative analysis and application of advanced operations research principles\nCoursework or work experience with mathematical programming techniques\nCoursework or work experience in model prototyping through use of optimization toolkit(s) including CPLEX, AMPL, or OPL\nCoursework or work experience with C, C++, Java, R, Python, or other structured programming language\nGood business, technical, verbal/written communication, presentation and sales skills. Adaptability to changing business environment\nGood interpersonal skills and ability to interact with clients\nProficient with MS Office\n\nSuccessful completion of interview required to meet job qualification\nReliable, punctual attendance is an essential function of the position\nWhat will help you propel from the pack (Preferred Qualifications):\nMinor in computer science and/or formal advanced computer science coursework preferred\n2+ years of professional experience in analytical field \n1+ years of airline business experience \n1+ years designing and programming/coding data structures for large-scale computer models\nExperience with Julia programming language\nKnowledge of United/industry data sources \nStructured programming for large-scale computer models\nDemonstrated ability to create business value\nThe base pay range for this role is $117,610.00 to $153,146.00.\nThe base salary range/hourly rate listed is dependent on job-related, factors such as experience, education, and skills. This position is also eligible for bonus and/or long-term incentive compensation awards.\nYou may be eligible for the following competitive benefits: medical, dental, vision, life, accident & disability, parental leave, employee assistance program, commuter, paid holidays, paid time off, 401(k) and flight privileges.\nUnited Airlines is an Equal Opportunity Employer. We recruit, employ, train, compensate, and promote without regard to race, color, religion, national origin, gender identity, sexual orientation, disability, age, veteran status, or any other protected category under applicable law. We provide reasonable accommodations for applicants and employees with disabilities. 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