Sr Data Scientist

Job

Millennium Global Technologies

Greenwood Village, CO (In Person)

Full-Time

Posted 2 weeks ago (Updated 2 weeks ago) • Actively hiring

Expires 5/31/2026

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Sr Data Scientist Mandatory Skills (Core Requirements) Advanced Data Science & ML Expertise

Strong hands-on experience with regression, classification, tree-based models, clustering, time series, and recommendation systems. Programming & Data Handling
Proficiency in Python (pandas, NumPy, scikit-learn, PySpark) and advanced SQL for large-scale data processing. LLMs & RAG Experience
Practical experience building LLM-powered solutions, prompt engineering, and retrieval-augmented generation pipelines. Statistics & Experimentation
Deep understanding of hypothesis testing, causal inference, A/B testing, and evaluation metrics (ROC, AUC, precision/recall). End-to-End Model Deployment
Ability to take models from prototype to production, including monitoring, governance, and performance tracking. Secondary Skills (Nice-to-Have / Enhancing Skills) Data Visualization & Storytelling
Experience with tools like Tableau, Power BI, or Looker and ability to communicate insights to executives. Cloud & MLOps Tools
Familiarity with platforms such as AWS, Databricks, MLflow, feature stores, and model registries. Domain Knowledge (Customer Analytics)
Experience in churn, retention, lead scoring, or customer lifecycle analytics in enterprise environments. Responsible AI & Explainability
Knowledge of SHAP, LIME, bias mitigation, and model governance frameworks. Leadership & Business Acumen
Ability to mentor junior team members and align data science solutions with business KPIs like revenue and customer experience.