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Sr Data Scientist

United States, Bellevue Employment contract 106000.00 - 191100.00 USD / Year · Job Posted June 09, 2026
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Job Description

At T-Mobile, we invest in YOU!  Our Total Rewards Package ensures that employees get the same big love we give our customers.  All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That’s how we’re UNSTOPPABLE for our employees! Ready to elevate your career and be a part of the Uncarrier journey at T-Mobile? Our team is searching for a Senior Data Scientist responsible for owning the application of machine learning techniques and statistical methods to tackle business problems. We collaborate with a multi-disciplinary team of technical and non-technical business partners on a wide range of challenges. We also demonstrate expertise across the entire machine learning (ML) lifecycle, including problem framing, data collection, exploratory data analysis, model development, deployment, and performance measurement. Paramount to this job is the understanding you will represent the technical expertise and leadership within our team building real business value from data. We pride ourselves on encouraging a culture of innovation, advocating for agile methodologies, and promoting transparency in all that we do. Join us in embodying the spirit of the 'Un-carrier' and make a tangible impact! If you are passionate about driving perfection and want to make a significant impact, apply today!

Job Responsibility

  • Extract and model large, complex data sets using machine learning, mathematics, statistics, and programming to generate predictive insights
  • Deliver timely, high-quality analysis and actionable recommendations that support intelligent business decision-making
  • Provide senior-level guidance and mentorship by reviewing projects, models, and code to support team development
  • Collaborate with engineering teams to implement and enhance machine learning pipelines and production-ready models
  • Communicate key information and insights to business leaders through verbal, written, and data visualization methods
  • Also responsible for other duties/projects as assigned by business management as needed

Requirements

  • 4-7 years Industry experience in predictive modeling, data science, and analysis in an ML engineer or data scientist role building and deploying ML models or hands on experience developing deep learning models
  • 4-7 years Experience with data scripting languages (e.g., SQL, Python, R)
  • 2-4 years Experience with big data architecture and pipeline, Hadoop, Hive, Spark, Kafka, etc.
  • 4-7 years Experience articulating and translating business questions and using statistical techniques to arrive at an answer using available data
  • 4-7 years Experience in data visualization
  • 4-7 years Experience working with relational database using SQL
  • 2-4 years experience in the telecom industry
  • Business Analysis
  • Business Insights
  • Critical Thinking
  • Data Analysis
  • Data Science
  • Data Storytelling
  • Data Visualization
  • Deep Learning
  • Generative AI
  • Large Language Model (LLM) Fine-Tuning
  • Machine Learning (ML)
  • Statistical Analysis
  • Bachelor's Degree plus 5 years of related work experience OR Advanced degree with 3 years of related experience
  • Acceptable areas of study include Quantitative Discipline (math, statistics, economics, computer science, physics, engineering, etc.)
  • At least 18 years of age
  • Legally authorized to work in the United States

What we offer

  • competitive base salary and compensation package
  • annual stock grant
  • employee stock purchase plan
  • 401(k)
  • free, year-round money coaches
  • medical, dental and vision insurance
  • flexible spending account
  • paid time off
  • up to 12 paid holidays
  • paid parental and family leave
  • family building benefits
  • back-up care
  • enhanced family support
  • childcare subsidy
  • tuition assistance
  • college coaching
  • short- and long-term disability
  • voluntary AD&D coverage
  • voluntary accident coverage
  • voluntary life insurance
  • voluntary disability insurance
  • voluntary long-term care insurance
  • mobile service & home internet discounts
  • pet insurance
  • access to commuter and transit programs
  • Corporate Bonus Target: 15%

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