Staff Data Scientist

Keystone is a premier economics, technology, and strategy consulting firm built to help companies lead through transformation. As breakthrough innovations reshape industries,
redefine competition and change our society, complex and highly competitive ecosystems emerge. Keystone advises technology leaders, Fortune 100 companies, their legal counsel, and
governments on business, economic, litigation, and regulatory strategy in relation to these innovations and competitive eco-systems. We operate globally from offices in New York, Boston, San Francisco, Seattle, London, Dubai, and Washington, D.C.

About the Staff Data Scientist Role

As a Staff Data Scientist, you will be a senior member of the ETSA Technical Investigations practice, leading the design and application of advanced analytics and machine learning to high-impact client engagements. You will combine technical depth with business insight, guiding both the development of models and the interpretation of their results within complex regulatory and economic contexts.

Role Expectations

• Lead the design and implementation of analytical solutions, from data architecture to model deployment

• Apply statistical, econometric, and machine learning techniques to generate insights in areas such as AI risk, digital forensics, and competition analysis

• Build, test, and operationalize machine learning models, large language models (LLMs), and analytical pipelines that scale across projects

• Collaborate with consultants, economists, and legal experts to translate technical findings into strategic recommendations

• Serve as a technical advisor on engagements involving advanced data, AI, and digital transformation topics

• Mentor and guide junior engineers and data scientists in best practices for modeling, code development, and experimental design

• Contribute to the development of internal tools, libraries, and frameworks that enhance analytical consistency and scalability

• Engage in knowledge-building initiatives that strengthen Keystone’s global AI and data science community

What You'll Bring

• Advanced graduate degree (PhD or Master’s) in Computer Science, Engineering, Statistics, Applied Mathematics, or a related technical field

• At least 6+ years of professional experience in data science, machine learning, or applied analytics roles

• Deep understanding of AI/ML, NLP, and data science methodologies with experience applying them in real-world or regulated domains

• Strong proficiency in Python, R, SQL, and familiarity with modern data science ecosystems (e.g., PyTorch, TensorFlow, scikit-learn, Hugging Face, OpenAI API)

• Hands-on experience with cloud platforms (AWS, GCP, or Azure) and scalable data workflows (Airflow, dbt, Spark, BigQuery, Snowflake)

• Ability to manage multiple analytical workstreams and communicate complex findings clearly to technical and non-technical audiences

• Proven leadership in guiding diverse technical teams and driving innovation in data-driven problem solving

• A balance of technical excellence, intellectual curiosity, and entrepreneurial spirit suited to a fast-moving, global consulting environment Why Keystone AI

Salary Range: Competitive with an annual discretionary bonus, pension contribution, and competitive benefits package. Actual compensation will depend upon the level the individual is hired into based on their skills, experience, and qualifications.

At Keystone we believe diversity matters. At every level of our firm, we seek to advance and promote diversity, foster an inclusive culture, and ensure our colleagues have a deep sense of respect and belonging. If you are interested in growing your career with colleagues from varied backgrounds and cultures, consider Keystone.