Psychometrician Contractor

Wayfinder
Berkeley, CA
Remote
Job Description
Wayfinder is seeking a Contract Psychometrician to lead the design and validation of a universal screener for K-12 students. The screener will support Multi-Tiered Systems of Support (MTSS) in schools and be based on Wayfinder's existing summative assessment and corresponding insights functionality.

Requirements

  • Develop item pools and scoring logic for 4 grade bands (K–2, 3–5, 6–8, 9–12).
  • Design and oversee a pilot study to collect reliability and validity evidence.
  • Conduct item analyses to refine the screener.
  • Produce a technical manual documenting the screener's development, scoring, reliability, and validity.
  • Produce a white paper demonstrating the validity of the methodology used to develop the screener and any available early evidence of its efficacy derived from the pilot study.
  • Advise Wayfinder on best practices for ongoing norming, calibration, and longitudinal use.

Benefits

  • Contract role (remote, U.S.-based preferred)
  • Project scope: screener development, pilot analysis, and delivery of technical manual and white paper
  • Competitive hourly or project-based rate, commensurate with experience
  • Anticipated duration: 3-5 months, with potential for extension
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