Lead AI-ML Engineer

Ethereum Technologies LLC; Westerville (OH); On-site; USD 120,000 - 150,000; Full time

Job summary

A technology services company based in Ohio is seeking an experienced Data Scientist to develop and optimize computational models for anomaly detection. The ideal candidate will have over 10 years of expertise in data science and machine learning, along with proficiency in Python and various data science libraries. This role involves collaborating with teams to integrate models into production systems and enhancing anomaly detection accuracy.

Qualifications

• 10+ years of hands-on experience in data science, AI, or ML engineering.
• Strong proficiency in Python, R, or Scala.
• Expertise in working with large datasets.

Responsibilities

• Collaborate with stakeholders to define requirements for anomaly detection.
• Develop and maintain models for debit transaction anomaly detection.
• Conduct performance monitoring and validation of ML models.

Skills

Python

Data Analysis

Machine Learning

Statistical Modeling

SQL

Education

Bachelor’s or Master’s degree in Computer Science, Data Science, Statistics, Mathematics

Tools

NumPy

Pandas

Scikit-learn

PyTorch

TensorFlow

Job description

• Collaborate with stakeholders to understand business objectives and define requirements for anomaly detection.
• Develop, optimize, and maintain computational models for debit transaction anomaly detection using AI/ML techniques.
• Perform data analysis, generate insights, and identify patterns to support decision‑making.
• Design and implement statistical models, including standard deviation calculations, variance thresholds, and probabilistic models to enhance anomaly detection accuracy.
• Work with existing models to apply backtracking methodologies and improve anomaly reduction strategies.
• Leverage machine learning algorithms (e.g., classification, clustering, time‑series modeling) to predict, detect, and manage anomalies.
• Collaborate with engineers and business teams to integrate models into production systems.
• Conduct performance monitoring, fine‑tuning, and validation of ML models to ensure accuracy and reliability.
• Prepare technical documentation, visualizations, and reports to communicate findings effectively to business and technology stakeholders.

Required Skills & Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Data Science, Statistics, Mathematics, or a related field.
• 10+ years ofhands‑on experience in data science, AI, or ML engineering.
• Strong proficiency in Python, R, or Scala with experience using data science libraries (e.g., NumPy, Pandas, Scikit‑learn, PyTorch, TensorFlow).
• Solid understanding of Data Science with a heavy focus on statistical modeling and Machine Learning, hypothesis testing, regression analysis, and variance modeling.
• Experience with anomaly detection techniques — supervised, unsupervised, and hybrid approaches.
• Experience in Generative AI based implementations.
• Expertise in working with large datasets using SQL, Spark, or similar data‑processing frameworks.
• Strong problem‑solving, analytical thinking, and communication skills.
• Experience in deploying ML models into production environments, MLOps, preferably on AWS

ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract