Psychometrician

IXL Learning, developer of personalized learning products used by millions of people globally, is seeking a psychometrician to oversee the technical quality of IXL's specialized assessments. In this role, you'll collaborate with curriculum designers, research scientists, and product managers to create, maintain, and improve student assessments. Additionally, you'll play a key role in advancing IXL's assessment strategy, as well as conducting and publishing analyses to ensure fair, accurate, and equitable assessment experiences for all learners. #LI-RD1

This is a full-time position in our San Mateo, CA headquarters office. The work schedule for this role is Monday-Friday in the office with the option to work from home one day per week.

WHAT YOU'LL BE DOING

• Develop modern, widely used, computer-adaptive tests for K–12 education, including universal screening and diagnostic assessments for math and ELA
• Conduct classical and IRT analyses of test data, including item calibration, standard-setting, scoring, scaling, equating, score reporting, and quality assurance analyses
• Perform reliability and validity analyses and collaborate with research scientists to document development processes and create technical reports
• Collaborate with content experts to create and curate item pools

WHAT WE'RE LOOKING FOR

• Ph.D. in Education Measurement, Psychometrics, Quantitative Psychology, Statistics, or a related field
• 3+ years of active experience in new test development, computer-adaptive testing, item pool maintenance, standard-setting, equating, and validity studies
• Excellent organizational skills, ability to prioritize, and decision-making skills
• Can-do attitude with an openness to others' ideas
• Willingness to innovate and find new, efficient solutions to complex problems
• Excellent communication skills in written and spoken English
• Ability to summarize complex technical information and communicate it to a variety of audiences
• Fluency in computer/statistical programming (e.g., R, Python, SQL, etc.)
• Familiarity with K–12 education is a plus
• Knowledge of mobile and web technologies is a plus

Our salary ranges are determined by role, level, and location. The base salary range for this full-time position is $100,000 to $140,000 + benefits. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position. Individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training. 

ABOUT IXL LEARNING

IXL Learning is the country's largest EdTech company. We reach millions of learners through our diverse range of products. For example:

• 1 in 4 students in the United States uses IXL.com
• Rosetta Stone provides an immersive learning experience for 25 languages
• Wyzant is the nation's largest community of tutors, covering 300+ subjects
• Teachers Pay Teachers (TPT) is a comprehensive marketplace for millions of educator-created resources

Our mission is to create innovative products that will make a real, positive difference for learners and educators and we're looking for passionate, mission-minded people to join us in achieving this goal. We have a unique culture at IXL that fosters collaboration and the open exchange of ideas. We value our team and treat one another with kindness and respect. We approach our work with passion, tenacity, and authenticity. We find it immensely satisfying to develop products that impact the lives of millions and we are eager to have you join our team.

At IXL, we value diversity in age, race, ethnicity, gender, sexual orientation, physical and mental ability, political and religious beliefs, and life experience, and we are proud to promote a work environment where everyone, from any background, can do their best work. IXL Learning is an Equal Opportunity Employer.