Psychometrician
Core
Lead technical work to standardize a new early literacy screening tool for children (K-Grade 3) through psychometric modeling, statistical validation, and norming.
Role type
Senior IC psychometrician (educational measurement)
Builds
A validated screening assessment for reading skills in early childhood
Domain
Education + Psychometrics
Deliverable
production ML models | product features
Required skills
Item Response Theory (IRT), Receiver Operating Characteristic (ROC) curve analysis, statistical modeling, data cleaning, longitudinal data analysis, norming approaches, reproducibility in statistical coding
Preferred skills
Early literacy assessment context, BC educational context, QuantCrit
Technologies
R (mirt, TAM), Mplus, flexMIRT, SAS, Python
Responsibilities
Lead psychometric analyses including dimensionality analysis, item calibration, and creation of scaled scores; Apply IRT and ROC frameworks; Advise on sampling, field testing, and data collection protocols; Establish reliability and validity evidence; Develop scoring procedures and normative frameworks; Prepare technical documentation for the BC Ministry of Education; Contribute to peer-reviewed publications and presentations
Seniority
Senior, hands-on IC