Psychometrician

Company Description

***Please submit Resume and Cover Letter when applying***

The Center for Applied Linguistics is a nonprofit organization promoting access, equity and mutual understanding for linguistically and culturally diverse people around the world.

The mission of the Center for Applied Linguistics (CAL) is to promote language learning and cultural understanding by serving as a trusted source for research, resources, and policy analysis. Through its work, CAL seeks solutions to issues involving language and culture as they relate to access and equity in education and society around the globe.

CAL is located in Washington, D.C. For this position, the employee may choose to work in their preferred combination of in person at the D.C. office in a hoteling capacity, or remotely (up to 100% remote). CAL does not compensate or reimburse candidates for relocation expenses. This position is not open to candidates residing in New York, New Jersey, Pennsylvania, Texas, California, or the U.S. Territories.

Job Description

Under the guidance of the Director of Psychometrics and Quantitative Research, the Psychometrician is responsible for designing and conducting psychometric analyses of test performance; conducting psychometric analyses related to test construction, validity, reliability, equating, and scoring; preparing technical reports; developing, maintaining, and applying quality control procedures; providing quantitative guidance to professional research staff at CAL; and coordinating external quantitative resources on behalf of the organization. The Psychometrician will also provide quantitative guidance to other researchers at CAL and coordinate external quantitative resources on behalf of the organization.

ESSENTIAL DUTIES:

• Design, and conduct psychometric analyses for the WIDA ACCESS program
• Plan, conduct, document and present psychometric and statistical analyses using classical test theory and the Rasch model with Winsteps and Facets software, including analyses related to item quality, rater performance, DIF, reliability and classification consistency, standard setting, equating, scoring, and reporting
• Investigate and evaluate new approaches to conducting psychometric analyses in language testing
• Establish and monitor quality control procedures related to quantitative analyses, from data cleaning to final technical reports, ensuring the reliability and integrity of results
• Provide guidance to professional researchers on proposal design and quantitative analytical approaches upon request and participate in writing quantitatively-oriented portions of proposals as needed
• Support outreach and collaboration, including research, development and client development activities with external partners, academia, innovators in education and language, and the public as needed

Qualifications

A Psychometrician must have:

• A Ph.D. in Educational Measurement, Psychometrics, or related field.
• A minimum of five years of demonstrated operational experience in designing and conducting statistical and psychometric analyses for high stakes testing programs.
• Strong demonstrated experience in applying the Rasch model to a variety of psychometric issues
• Experience in conducting analysis on performance and polytomously-scored tasks.
• Demonstrated proficiency in programming in R or Python.
• Proficiency in using SPSS, Winsteps, Facets, and other statistical and psychometric software.

The ideal candidate for this role has:

• Experience working within a psychometric program in a K-12 U.S. Educational Context, and preferably in language testing.
• Experience communicating effectively in English with clients and internal and external stakeholders in high-stakes contexts.
• Experience working as a member of a team in producing timely error-free deliverables.

KNOWLEDGE, SKILLS, AND ABILITIES

A Psychometrician must be able to:

• Create and apply quality control procedures in creating and maintaining databases, conducting statistical and psychometric analyses, conducting other quantitative research, and producing technical reports.
• Program, document procedures, and instruct junior members of the team in statistical software such as R, Python, SPSS, Winsteps, Stata, and SAS.
• Create replicable procedures for routine psychometric work.
• Write narrative to accompany psychometric analyses for technical reports and other documentation.

The ideal candidate for this role has:

• Demonstrated ability to work with a diverse, multi-disciplinary professional team of researchers and language testers.
• Strong demonstrated experience with computerized adaptive assessments.<