Senior Data Scientist — Gen AI & Causal ML Leader

Ascendum Solutions; Cincinnati (OH); On-site; USD 120,000 - 180,000; Full time

Job summary

Ascendum Solutions seeks a senior Data Scientist to shape our AI and science capabilities, advancing Gen AI and causal ML, and leading end-to-end scalable science solutions. Collaborate with product and cross-functional teams to drive vision in personalization and loyalty.

You will lead production ML pipelines, apply advanced causal methods, and mentor peers while communicating complex results to leadership and stakeholders.

Qualifications

• 3+ years of applied data science experience with progression in scope and complexity.
• Hands-on experience with Generative AI applications (LLM fine-tuning, prompt engineering, RAG, or agentic workflow development).
• Familiarity with causal ML and causal inference methods (CATE, DiD, matching).
• Strong proficiency in Python, SQL, and Git.
• Experience with Azure and Databricks or similar cloud platforms.
• Experience building production-quality ML systems using software engineering practices.
• Ability to translate business needs into science solutions and roadmap priorities.
• Strong communication skills for technical and business audiences.
• Comfort operating in evolving problem spaces and contributing to early-stage strategy.
• Bachelor's or Master's in Statistics, Data Science, CS, Applied Math, Economics, or related field.

Responsibilities

• Advance our Gen AI capabilities by designing, developing, and deploying Gen AI solutions including LLM fine-tuning, prompt engineering, RAG pipelines, and agentic workflows.
• Lead end-to-end development and scaling of data science solutions from research to production with robustness and reproducibility.
• Partner with product managers and stakeholders to shape vision, roadmap, and prioritization of science products in personalization and loyalty.
• Contribute to the vision and development of a holistic science layer, consolidating capabilities into a scalable framework.
• Apply and extend causal ML methods to support measurement, experimentation, and personalization at scale.
• Build and maintain production ML pipelines with strong MLOps practices (CI/CD, testing, documentation).
• Research and evaluate emerging AI/ML technologies for production-ready adoption.
• Serve as a technical leader and mentor to peers and evolving junior talent.
• Communicate complex findings clearly to technical and non-technical audiences, including leadership.

Skills

Python

SQL

Git

Generative AI

LLM fine-tuning

RAG pipelines

Agentic workflows

Causal ML

Causal inference

MLOps

Azure

Databricks

Communication

Mentoring

Education

Bachelor's or Master's in quantitative field

Tools

Azure

Databricks

CI/CD

Version control

Job description

Ascendum Solutions seeks a senior Data Scientist to shape our AI and science capabilities, advancing Gen AI and causal ML, and leading end-to-end scalable science solutions. Collaborate with product and cross-functional teams to drive vision in personalization and loyalty.

You will lead production ML pipelines, apply advanced causal methods, and mentor peers while communicating complex results to leadership and stakeholders.