Senior Principal Bioanalysis Scientist - Immunoassays

Scorpion Therapeutics; Spring House (PA); On-site; USD 180,000 - 240,000; Full time

Job summary

Johnson & Johnson Innovative Medicine in Spring House, PA, seeks a Senior Principal Scientist, Bioanalysis, to lead bioanalytical assay development and validation, focusing on large‑molecule immunoassays and multiplex workflows.

You will design and oversee assay lifecycles, ensure GLP/GCLP compliance, support regulatory filings, transfer to CROs, and mentor a skilled team while evaluating new technologies.

Qualifications

• PhD in Biology, Immunology, Biochemistry or Analytical Chemistry with 8+ years in regulated bioanalysis.
• Hands-on expertise in immunoassays for large molecules (MSD, Gyrolab, ELISA).
• Familiarity with automation, GLP/GCLP and regulatory guidelines (ICH M10).

Responsibilities

• Develop and validate bioanalytical assays, including LBA and LC-MS.
• Oversee assay lifecycle, reagent management, and stability programs.
• Prepare scientific and regulatory documentation for submissions.
• Mentor staff and evaluate emerging technologies.

Skills

Immunoassays

GLP/GCLP compliance

Leadership

Communication

Regulatory knowledge

Education

PhD in Biology/Immunology/Biochemistry/Analytical Chemistry

Job description

Johnson & Johnson Innovative Medicine in Spring House, PA, seeks a Senior Principal Scientist, Bioanalysis, to lead bioanalytical assay development and validation, focusing on large‑molecule immunoassays and multiplex workflows.

You will design and oversee assay lifecycles, ensure GLP/GCLP compliance, support regulatory filings, transfer to CROs, and mentor a skilled team while evaluating new technologies.