Principal Data Scientist

Job Overview:

The Principal Data Scientist is responsible for leading the research and development of state-of-the-art machine learning and artificial intelligence approaches applied to educational measurement, particularly for text and speech.  Alongside measurement scientists, this position is responsible for creating prototypes that are evaluated for accuracy, reliability and fairness relative to their use case, and supports machine learning engineers as they transform the prototypes into production code.

This position leads a team of data scientists and is responsible for advancing the research agenda at Cambium Assessment, including publishing and presenting at conferences.  Currently, the focus of the research is on the fine-tuning of open-source large language models for the scoring and feedback of student speech and text, with some focus on text generation for other business uses.

Job Responsibilities:

• Act as lead resource for the latest developments in large language models to identify those most relevant for CAI

• Build prototypes and methodologies that serve to illustrate the applications of fine-tuned LLMs according to business needs

• Build and maintain a research agenda around the use of LLMs or other methods to support educational measurement

• Lead a team of data scientists in building prototypes and methodologies and research

• Work in a multi-disciplinary team that implements, trains, and deploys ML/AI models that are fair, valid, and reliable

• cultivates and maintains a leadership position in the field of data science and educational measurement

Job Requirements:

• Ph.D. in mathematics, physics, computer science, data science or other computation field required

• 7+ years of experience in the prototyping and use of data science in educational measurement

• 2+ years leading data science teams

• 7+ years working in multidisciplinary teams of psychometricians, engineers, hand-scoring experts, and item developers

Why Work With Us?

When you work with Cambium Assessment, you’ll be helping to design and build inspiring solutions that make a real impact on the online testing industry, as well as the educators and students we support.

Our ground breaking work includes:

• Advanced computer-adaptive algorithms

• Mobile support of user interfaces

• Learning management systems with social media features

• Universally accessible user interfaces

• Machine scorable items

In the 2021–2022 school year, we delivered more than 100 million online tests, successfully supported peak testing volumes exceeding 1.3 million simultaneous test takers,  while ensuring an average response time of less than a tenth of a second. We have the most advanced features of any online testing system, and we continue to push boundaries to improve student performance measurement and enabling educators with actionable insights to drive better overall educational outcomes for our students. To learn more about our organization and the exciting work we do, visit www.cambiumassessment.com

An Equal Opportunity Employer

We are dedicated to fostering a culture that celebrates unique backgrounds, ideas, and experiences. All qualified applicants will receive consideration for employment without discrimination on the basis of race, color, age, religion, sex, gender, gender identity/expression, sexual orientation, national origin, protected veteran status, or disability.