Data Scientist, Senior

Alex-alternative Experts, Inc; United States; On-site; USD 125,000 - 140,000; Full time

Job summary

ALEX – Alternative Experts, LLC is seeking a Senior Data Scientist to support criminal investigations and financial fraud analysis. The role involves designing and maintaining fraud identification methods, cleaning data, and developing scalable analytical solutions.

You will work with investigators to choose strategies and build models using regression, Bayesian, clustering, and ensemble techniques. Required: 5+ years in AI systems and predictive models, 3+ years supporting criminal

Qualifications

• Five or more years of hands-on experience in advanced AI systems and predictive models.
• Developing analytic rules and models using leading edge analytic tools and best practices.
• Developing regression, classification, and other statistical models.

Responsibilities

• Design, implement, and maintain fraud identification methods.
• Data cleaning to ensure validity, completeness, and consistency.
• Develop repeatable methods to analyze large datasets.
• Collaborate with investigators to determine analytical strategies.
• Develop and tune both unsupervised and supervised models using regression, Bayesian, clustering, and ensemble methods.
• Present methods and findings to technical and non-technical stakeholders.

Skills

Advanced AI systems

Predictive modeling

Data analytics

Regression & classification

NLP development

Cloud platforms (Azure/AWS/GCP)

Stakeholder communication

Education

Masters/PhD or 10+ years experience

Tools

SQL Server

PostgreSQL

Python

NLP frameworks

Job description

Fully Remote • Remote • Clearance Level: Public Trust

ALEX – Alternative Experts, LLC is seeking a Senior Data Scientist with specific expertise supporting criminal investigation and financial fraud or abuse. The Data Analytics Support will include designing, implementing, and maintaining fraud identification methods and communicating results to relevant stakeholders. This work will include data cleaning to ensure validity, completeness, and consistency; developing repeatable methods to efficiently analyze large datasets; working closely with criminal investigators to determine appropriate analytical strategies; developing and maintaining both unsupervised and supervised models, including the use of regression, Bayesian, clustering, and ensemble algorithms; implementing and tuning test models to determine best fit.

Requirements

Five (5) or more years of hands-on experience in each of the following:

• Designing, implementing, and maintaining advanced AI systems and predictive models, including both supervised and unsupervised models.
• Developing analytic rules and models using leading edge analytic tools and best practices.
• Developing regression, classification, and other statistical models to identify anomalies, patterns, and predictive variables.

Three (3) or more years of hands-on experience in each of the following:

• Providing data support for criminal investigations into financial fraud or abuse of government funds.
• Working in the modern cloud environment (Azure/AWS/GCP). Certifications preferred.

Two (2) or more years of hands-on experience in each of the following:

• Conducting advanced data analysis in SQL (SQL Server and PostgreSQL).
• Developing and scaling NLP solutions.
• Presenting methods and findings to technical and non-technical stakeholders, orally and in written products/visualizations.

Preferred Certifications:

• Google Professional Machine Learning Engineer
• Comparable cloud-based AI/ML certifications

Education and Certifications:

• Masters, Ph. D., or doctorate-level equivalent degree in data science, machine learning, computer science, mathematics, or a related field;
• OR 10 years of applied work experience in any of the same fields.

About Us. Founded in 1987 and headquartered in Marshall, VA, ALEX - Alternative Experts, LLC (ALEX) is an ISO 9001:2015-certified Women Owned Small Business that's changing the way government does business by delivering a powerful, industry-leading array of core services to help its clients achieve mission-critical objectives. ALEX provides a variety of benefits designed to help meet the needs of our employees. See a summary of ALEX's Employee Benefits for more information.

ALEX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, protected veteran status, or disability. Applicants must be able to perform the essential functions of the job.

In order to comply with the Equal Pay for Equal Work Act, we reasonably believe the pay range for this position is between

$125,000 - $140,000. Actual compensation within the posted range will be determined based on skills, experience, and qualifications.

Reasonable accommodation will be made to allow employees to meet the essential functions of the job unless that accommodation causes undue hardships to the employer. To request reasonable accommodation, contact the Human Resources Department at [e-mail].

Veterans and Individuals with Disabilities are highly encouraged to apply.