**This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.** AT&T is one of the world’s leading telecommunications and technology companies, serving millions of consumers and businesses across the United States. We are investing heavily in data, analytics, and machine learning to improve customer experiences, optimize decision‑making, and support long‑term business strategy at scale. **Why Join AT&T Data Science:** AT&T data scientists work on complex, high‑impact problems that influence real business outcomes. As part of the data science organization, you’ll partner with cross‑functional teams across marketing, forecasting, pricing, and strategy—using data and machine learning to improve customer experiences and drive growth at mass‑market scale. As a **Lead Data Scientist** , you will be responsible for building, deploying, and maintaining predictive machine learning models that support **marketing activities across the customer lifecycle** . You will also contribute to data science initiatives that inform business strategy, including **offer optimization, forecasting, and pricing** . In this role, you will own end‑to‑end data science solutions, from problem definition and modeling to measurement and stakeholder communication, while serving as a technical leader within project teams. **Key Responsibilities:** + Design, develop, and deploy predictive and machine learning models to support: Customer lifecycle marketing (acquisition, retention and save) Offer and promotion optimization, Pricing and Forecasting and performance tracking + Use **Python, Spark, and SQL** to extract, transform, and analyze large‑scale datasets, ensuring data accuracy, quality, and reproducibility. + Partner closely with **marketing, forecasting, pricing, and strategy teams** to translate business requirements into actionable data science solutions. + Measure and evaluate model performance and business impact, including campaign effectiveness and targeting efficiency. + Contribute to the continuous improvement of data science methodologies, tools, and analytical processes. + Communicate analytical findings and recommendations through clear documentation, visualizations, and presentations tailored to diverse audiences. + Provide technical guidance and informal mentorship to peers through code reviews, modeling discussions, and best‑practice sharing. + Apply working knowledge of **Large Language Models (LLMs) and AI agent concepts** to enhance analytics workflows, insight generation, or decision support where appropriate. + Stay current with advancements in data science, machine learning, marketing science, and applied AI. **COMPENSATION OFFERED:** Our **Lead Data Scientist** earns between $160,900 - $270,400 USD Annual. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.  **Required Qualifications:** + Advanced degree (Master’s or Ph.D.) in Data Science, Computer Science, Statistics, Mathematics, or a related quantitative field, with **5+ years of applied data science experience** . + Strong hands‑on experience in data science, particularly in **marketing analytics, customer analytics, pricing, or forecasting** . + Proficiency in **Python, Spark, and SQL** for data analysis and model development. + Solid understanding of machine learning techniques, including Regression and classification Clustering and segmentation Time series and forecasting methods + Experience developing and deploying models used in **marketing campaigns, offer strategies, pricing analysis, or forecasting** . + Strong communication skills and ability to collaborate effectively with cross‑functional partners. + This role is critical to maintaining and operating core BB predictive models, including **Prospects propensity to buy Fiber/AIA, Fiber customers cross‑sell Wireless propensity/uplift, BB/Fiber Vol churn, upgrade, and mover propensity models, total 20 models** . With ongoing BSS migration, these models require extensive and continuous maintenance to address possible data structure changes, product changes during migration. **Preferred Qualifications:** + Experience with experimentation design, A/B testing, or uplift modeling. + Familiarity with **LLMs and AI agent frameworks** , including practical use cases and limitations in analytics contexts. + 5+ years of related experience. **Supervisor:** + No **Education:** + Master's degree (MS/MA) required from an accredited University in a Quantitative field of study such as Data Science, Math, Statistics, Engineering or Physics. **TCP Career Step Differentiator:** + Performs very complex data science work, builds complex business models, and makes recommendations that impact multiple organizations, lines of the business, etc. **IMPROTANT NOTICE FOR CALIFORNIA:** Candidates with arrest or convictions records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers, the Los Angeles Fair Chance Initiative for Hiring Ordinance, and the California Fair Chance Act. Relevant Material Job Duties for which Criminal History may have a direct adverse, and negative relationship potentially resulting in the withdrawal of the Conditional Offer of Employment **Joining our team comes with amazing perks and benefits:** + Medical/Dental/Vision coverage  + 401(k) plan  + Tuition reimbursement program  + Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)  + Paid Parental Leave  + Paid Caregiver Leave  + Additional sick leave beyond what state and local law require may be available but is unprotected  + Adoption Reimbursement  + Disability Benefits (short term and long term)  + Life and Accidental Death Insurance  + Supplemental benefit programs: critical illness/accident hospital indemnity/group legal  + Employee Assistance Programs (EAP)  + Extensive employee wellness programs  + Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, + AT&T internet (and fiber where available) and AT&T phone Call to action If you’re ready to make an impact on our business and your career, bring your bold ideas to a world of possibility. Apply today! Ready to join our team? Apply today! **Weekly Hours:** 40 **Time Type:** Regular **Location:** Atlanta, Georgia, Dallas, Texas, El Segundo, California **Salary Range:** $160,900.00 - $270,400.00 It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. AT&T will consider for employment qualified applicants in a manner consistent with the requirements of federal, state and local laws We expect employees to be honest, trustworthy, and operate with integrity. Discrimination and all unlawful harassment (including sexual harassment) in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected veteran status or employment status