Senior AI Data Scientist | Remote, Equity, Global Impact

The Bronx; New York (NY); On-site; USD 190,000 - 220,000; Full time

Benefits offered by this job

Equity package after 3 months

Remote work aligned with ET

Ownership of AI products

Opportunities for expanded scope

Job summary

Scion Staffing, Inc. is seeking a Senior AI Data Scientist for a direct-hire, remote role in New York, NY, with up to 25% travel including international offsites.

The position emphasizes building and productionizing AI capabilities that transform large datasets into scalable products used by real customers. The role requires 5+ years in data science or 3+ with a PhD, strong Python/SQL, and experience taking ML products to production.

Qualifications

• At least 5 years in data science, applied machine learning, or quantitative research, or at least 3 years of relevant experience with a PhD.
• Bachelor’s degree required in Computer Science, Statistics, Mathematics, Machine Learning, Economics, Physics, or another highly quantitative field.
• Advanced proficiency in Python and SQL, with experience building scalable data and ML pipelines and working with large datasets.
• Demonstrated experience taking an ML or AI product from concept through production with real users.
• Hands-on experience with model evaluation, routing, production fine-tuning, A/B testing, offline evaluations, and ML benchmarking.

Responsibilities

• Evaluate and productionize AI and ML systems, initially focusing on model evaluation, routing approaches, offline benchmarking, and production fine-tuning.
• Own ML and AI products from inception through production, ensuring scalability, maintainability, and value to real users.
• Build scalable data and ML pipelines using Python and SQL to transform large, complex datasets into structured, modeling-ready information.
• Develop predictive and custom machine learning models using statistical, causal inference, Bayesian, and other practical algorithmic approaches.
• Build AI capabilities using retrieval-augmented generation (RAG), vector databases, embedding models, large language models, and agent orchestration.
• Design and interpret A/B tests, offline evaluations, and ML benchmarks while clearly communicating hypotheses, technical decisions, results, and tradeoffs.

Skills

Python

SQL

Data Science

ML Systems

A/B Testing

ML Benchmarking

RAG

Vector Databases

Embeddings

LLMs

Agent Orchestration

Education

Bachelor's degree in a highly quantitative field

Tools

Python

SQL

Job description

Scion Staffing, Inc. is seeking a Senior AI Data Scientist for a direct-hire, remote role in New York, NY, with up to 25% travel including international offsites.

The position emphasizes building and productionizing AI capabilities that transform large datasets into scalable products used by real customers. The role requires 5+ years in data science or 3+ with a PhD, strong Python/SQL, and experience taking ML products to production.