ESG Consulting

Data Scientist

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Data Scientist with a contract duration from 04/06/2026 to 04/05/2027, offering a hybrid work location. Candidates should have a degree in a related field, 2+ years of experience, and strong skills in Python, SQL, and machine learning.
🌎 - Country
United States
πŸ’± - Currency
$ USD
-
πŸ’° - Day rate
Unknown
-
πŸ—“οΈ - Date
February 25, 2026
πŸ•’ - Duration
More than 6 months
-
🏝️ - Location
Hybrid
-
πŸ“„ - Contract
W2 Contractor
-
πŸ”’ - Security
Unknown
-
πŸ“ - Location detailed
Hartford, CT
-
🧠 - Skills detailed
#Datasets #Statistics #PyTorch #Docker #Documentation #Clustering #Tableau #MLflow #Deep Learning #ML (Machine Learning) #SQL (Structured Query Language) #Azure #BI (Business Intelligence) #AWS (Amazon Web Services) #Computer Science #Data Science #Cloud #Microsoft Power BI #TensorFlow #Classification #Security #Pandas #Scala #Regression #Monitoring #NumPy #Airflow #Data Engineering #Neural Networks #Python #Visualization #Databases #Mathematics
Role description
We accept C2C, W2 and Intendant Contractors for this job. The Criminal Justice Information System (CJIS) Data Scientist is a position required based on uncovered needs while working with the CJIS Analytics Subcommittee. This position will be responsible for delivering measurable impact through data-driven initiatives, deploying reliable models that improve business KPIs, providing clear, actionable recommendations to the subcommittee, and contributing towards building a scalable data science infrastructure. β€’ KEY RESPONSIBILITIES INCLUDE:- Assist users to translate business challenges into data science problems and analytical solutions- Collect, clean, and pre-process large structured and unstructured datasets- Assist to develop, validate, and deploy machine learning models- Assist to perform statistical analysis and hypothesis testing- Assist in designing and analyzing A/B experiments- Assist in building predictive and prescriptive models- Communicate insights clearly to technical and non-technical stakeholders- Collaborate with data engineers to produce models- Assist in monitoring model performance and retrain as necessary- Contribute to data science best practices and documentation β€’ REQUIRED QUALIFICATIONS: Data Scientist β€’ Bachelor’s or Master’s degree in Computer Science, Statistics, Mathematics, Engineering, or related field β€’ 2+ years of experience in data science, analytics, or machine learning (adjust based on level) β€’ Strong proficiency in Python (pandas, NumPy, scikit-learn) β€’ Experience with SQL and relational databases β€’ Solid understanding of statistics and probability β€’ Experience building and validating ML models (classification, regression, clustering and neural networks) β€’ Experience working with data visualization tools (Tableau, Power BI, or similar) β€’ Experience working with large datasets β€’ REQUIRED SKILLS/EXPERIENCE: β€’ Experience with deep learning frameworks (TensorFlow, PyTorch) β€’ Experience with cloud platforms (AWS or Azure) β€’ Knowledge of MLOps tools (MLflow, Airflow, Docker) β€’ Experience deploying models into various SDLC environments β€’ Domain experience in Criminal Justice Agencies would be a plus β€’ Strong problem solving and analytical thinking β€’ Excellent communication and presentation skills β€’ Ability to translate complex results into business insights β€’ Self-starter with strong ownership mindset β€’ Collaborative and team-oriented ADMINISTRATIVE CONSIDERATIONS: Work Schedule: Monday-Friday 7:30 AM to 4:00 PM - Includes teleworking but attending in-person meetings when needed. State Resources and Oversight: Workstation and supervision by CJIS Program Manager Security/Privacy Considerations: Pass Background Investigation, sign confidentiality statement General Miscellaneous: All work product property of the CJIS Governing Board. Travel not included. Estimated Duration 04/06/2026 - 04/05/2027