Liberty Mutual Insurance · 14 hours ago
Analyst I, Data Science
Liberty Mutual Insurance is seeking a Junior Data Scientist to join their Capacity Modeling and Optimization team within Claims and Service Data Science. This role involves building data pipelines, developing statistical models, and supporting workforce planning through advanced forecasting and staffing optimization models.
FinanceFinancial ServicesInsurance
Responsibilities
Support development of scalable data pipelines and automated quality controls (schema, completeness, drift) across multiple sources
Build statistical models for duration and action frequency; build exposure/phase level features and run exploratory/variance analyses
Assist in clustering/segmentation and hypothesis testing to quantify efficiency and service impacts. Help build and run simulation models to compare assignment policies; analyze results and create scenario comparisons
Help building work effort-based demand forecasts and staffing models; implement components of optimization models with supervision
Maximize usable data by applying censoring aware methods, imputation, and reconciliation, document assumptions and ensure reproducibility
Communicate findings through dashboards, reports, and presentations; collaborate with Claims and Service partners to move insights into practice
Follow MLOps best practices (Git, reproducible workflows, experiment tracking) under mentorship
Qualification
Required
Solid knowledge of predictive analytics techniques and statistical diagnostics of models
Advance knowledge of predictive toolset; expert resource for tool development
Demonstrated ability to exchange ideas and convey complex information clearly and concisely
Has a value-driven perspective with regard to understanding of work context and impact
Competencies typically acquired through a Master's degree (scientific field of study) and 0-1 years of relevant experience or a Bachelor's degree (scientific field of study) and 3+ years of relevant experience
Preferred
Solid foundation in statistics and ML: regression/GLM, inference, experimental design; familiarity with survival/censoring, time series, and hierarchical models
Exposure to operations research and simulation: queueing concepts, discrete event or agent-based simulation; familiarity with OR Tools or Pyomo and SimPy is a plus
Proficiency in Python and SQL; experience with pandas, NumPy, scikit learn, stats models; visualization using Plotly/Seaborn and dashboarding (e.g., Dash) is a plus
Experience writing clean, tested code with version control (Git); familiarity with MLflow and workflow orchestration (e.g., Airflow) is a plus
Comfort working with large, complex operational datasets; strong problem solving, communication, and collaboration skills
Coursework or experience in claims/service operations or workforce management
Familiarity with cloud platforms (AWS/GCP/Azure) and distributed processing (Spark)
Exposure to Docker and CI/CD; experience deploying models or dashboards with supervision
Benefits
Comprehensive benefits
Workplace flexibility
Professional development opportunities
Opportunities provided through our Employee Resource Groups
Company
Liberty Mutual Insurance
Liberty Mutual Insurance provides a broad range of insurance products and services.
H1B Sponsorship
Liberty Mutual Insurance has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (6)
2024 (14)
2023 (5)
2022 (8)
2021 (12)
2020 (5)
Funding
Current Stage
Late StageTotal Funding
$886.84M2025-09-17Debt Financing· $886.84M
Leadership Team
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