Director of Assay Development

Variantyx is growing the assay development team that will work to explore and introduce new technologies and approaches for our clinical testing lab. The company has established a CLIA/CAP laboratory delivering high quality WGS-based clinical tests in the germline, reproductive, and oncology fields. The Director of Assay Development will lead the team that conducts all molecular biology and bioinformatic innovations. The Director and team will develop, launch, and refine the molecular biology components of our clinical workflow on multiple biomolecules (DNA, RNA, cfDNA/RNA, proteins) and various tissue types. 


  • Explore novel approaches to commercial testing needs; improve stability, reduce failures, introduce novel technologies 
  • Design, execute, and analyze experiments in proof of concept mode
  • Contribute to design of right-sized validation experiments for clinical tests
  • Work with the clinical production team to transfer and train new processes 


  • PhD in a biological field (genetics, molecular cellular biology, biochemistry, bioinformatics) 
  • Industrial experience (>5 years) in a product development environment
  • Deep experience in NGS assay development, across leading platforms
  • Demonstrated experience bringing clinical assays to production level
  • Demonstrated experience working alongside laboratory automation engineers

To apply for this job email your details to

Framingham, MA