Senior Data Scientist – AI-ML, Anomaly Detection Lead
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Job Description
Senior Data Scientist leading explainable AI/ML anomaly detection for Chameleon’s Florida government oversight platform. Modernizing rules, validating models, and quantifying fraud, waste, and abuse risks.
Responsibilities:
- Evaluate, enhance, and modernize the existing 11-rule baseline POC library for enterprise scalability
- Architect transaction-centric anomaly logic, including data features, risk scoring models, tolerance thresholds, and alert prioritization
- Develop, refine, and deploy supervised and unsupervised machine learning algorithms
- Maintain transparent, non-black-box algorithms with human-readable explanations and evidence for auditors and investigators
- Establish audit-ready validation datasets and document accuracy, false-positive metrics, and rule reproducibility
- Provide technical documentation, test scripts, and system logs for independent technical reruns
- Implement automated criteria for model scoring transparency, version control, feature mapping, and data drift detection
- Engineer formulas and methodologies to quantify cost avoidance, financial recoveries, risk exposure, and investigative referrals
Requirements:
- 10+ years of comprehensive data analytics and data science experience
- 5+ years of dedicated, hands-on machine learning engineering
- Documented delivery of data science, predictive modeling, or advanced analytics solutions in federal, state, military, or local government
- Advanced hands-on mastery of Python and SQL
- Deep expertise in supervised and unsupervised learning, classification, clustering, statistical forecasting, and advanced feature engineering
- Experience in model evaluation, threshold calibration, and false-positive/false-negative impact analysis
- Ability to translate model outputs into defensible, audit-ready forensic evidence
- Experience producing technical artifacts, configuration baselines, and model documentation for independent replication
- Experience with disparate transaction-level financial, procurement, contract management, or purchasing-card ledger data
- Must be a U.S.-based citizen or resident currently living inside the United States
- Must successfully clear an FDLE Level II background screening, including fingerprinting, within 5 business days of contract award
- Resume must explicitly document government customer, problem, technical approach, personal contribution, deployment/validation status, and quantifiable outcomes
Benefits:
- Opportunity to work on revolutionary federal IT infrastructure
- Opportunity to grow alongside cutting-edge technology
- Promoting from within
- Equal opportunity employment
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