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Scientist, Analytical Ops

Gilead Sciences, Inc. | Foster City, United States | Posted July 02, 2026

Position Overview

Description


 

Key Responsibilities:

Extractables &Leachables(E&L) Strategy & Execution

  • Design and executeextractables andleachables(E&L) studies to supportinjectable biologicaldrug products, container closure systems, and medical devices.

  • Develop and authorE&L protocols, reports, and risk assessments in alignment with regulatory expectations.

  • Evaluateleachable profiles across stability studies, identifying trends and potential risks.

  • Analytical Testing & Characterization

  • Conduct and/or oversee analytical testing using advanced instrumentation, including:

  • GC-MS, Headspaceand Direct Inject

  • LC-UV/MS, LC-MS/MS

  • High-ResolutionMass Spectrometry (HRMS)

  • ICP-MS (elemental impurities)

  • Identifyand characterizeunknown compounds using spectral libra...

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