Provide scientific leadership and translate biomarker biology into assay-design strategies by optimizing for clinically relevant molecular forms, isoforms, post-translational modifications, cleavage fragments, aggregation states, epitopes, and sample types. The successful candidate will help optimize assay strategies, identify the most relevant molecular forms and epitopes, evaluate preanalytical variables and matrix effects, interpret clinical-sample data, and troubleshoot complex assay-development challenges.