Psychometrician Contractor

PhD or advanced degree in Psychometrics, Educational Measurement, Quantitative Psychology, or a related field Demonstrated experience developing and validating large-scale assessments or screeners Expertise in psychometric methods such as classical test theory, item response theory, and factor analysis Familiarity with MTSS frameworks and the role of universal screeners in school settings Excellent written communication skills, especially in technical documentation Ability to work independently as a contractor while collaborating with internal teams

Develop item pools and scoring logic for 4 grade bands Design and oversee a pilot study Conduct item analyses to refine the screener Produce a technical manual documenting the screener’s development Produce a white paper demonstrating the validity of the methodology Advise Wayfinder on best practices for ongoing norming, calibration, and longitudinal use