Senior Data Scientist, Assay Development & Diagnostics

DELFI Diagnostics; Palo Alto (CA); Hybrid; USD 150,000 - 210,000; Full time

Benefits offered by this job

Flexible time-off policy

401(k) retirement plan

Medical, dental, and vision coverage

Onsite lunch 3 days a week

Job summary

DELFI Diagnostics is seeking a Senior Data Scientist to collaborate with cross-functional teams to develop statistical analyses for early cancer detection assays. You will work on assay development, analytical validation, and QC strategies, translating complex analyses into clear regulatory documentation.

Ideal candidates have strong foundations in probability and statistics, experience in regulated diagnostics, and the ability to connect assay chemistry to data behavior.

Qualifications

• Advanced statistical analysis in regulated settings.
• Experience communicating analyses to regulatory audiences.

Responsibilities

• Design and execute analyses for assay development, validation, and QC.
• Collaborate with assay development, lab ops, and software teams to design experiments and document results.
• Contribute to control strategy development and monitoring frameworks.
• Provide operational data science support for run monitoring and root-cause investigations.
• Produce high quality Python code following team standards.
• Support regulatory submissions with rigorous, documented analyses.

Skills

Statistical analysis

Regulated diagnostics experience

Cross-functional collaboration

Hypothesis testing

Data interpretation

Education

Master's degree in quantitative field

PhD preferred

Tools

Python

Job description

DELFI Diagnostics is seeking a Senior Data Scientist to collaborate with cross-functional teams to develop statistical analyses for early cancer detection assays. You will work on assay development, analytical validation, and QC strategies, translating complex analyses into clear regulatory documentation.

Ideal candidates have strong foundations in probability and statistics, experience in regulated diagnostics, and the ability to connect assay chemistry to data behavior.