Consultant Quantitative Analyst

To support the validation of the Adolescent Gender Norms Assessment Tool, the part-time Quantitative Psychometric Consultant will conduct psychometric analyses, evaluate scoring approaches, and present findings to stakeholders in a remote capacity. Key Responsibilities Conduct psychometric analyses to assess item quality, reliability, and dimensional structure Compare scoring approaches including raw-score, item response theory (IRT), and multidimensional IRT (MIRT) Evaluate measurement invariance and differential item functioning (DIF) across countries and demographic groups Required Qualifications Advanced degree in psychometrics, quantitative psychology, educational measurement, statistics, or a related field, or equivalent demonstrated expertise Demonstrated experience in cross-cultural assessment and multi-country measurement invariance Advanced proficiency in R, including IRT/MIRT, confirmatory factor analysis, and DIF analysis Experience with non-cognitive assessments, including attitudes and norms Experience analyzing multidimensional constructs and mixed item formats