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Posted August 23, 2026

Senior Scientist or Associate Principal Scientist, LBA Platform

Crystal Pharmatech Inc
Pleasanton, CA, US Full Time
120000USD - 165000USD per year

Job Description

Job Description

Position Summary:

Crystal Bio Solutions is a CRO providing global-standard services in GLP/GCLP bioanalysis and biomarker. Our clients include multinational pharmaceutical companies and biotech companies.

The Bioanalysis & Biomarkers Department specializes in Method Development, Method Validation, GLP/GCLP Bioanalysis for PK, immunogenicity and biomarkers. The team has successfully supported non-GLP, GLP (non-clinical) and GCLP (clinical) projects. The role is responsible for providing bioanalytical support for both pre-clinical and clinical projects and partnering with our clients for project success.


Key Responsibilities:

  • Independently propose assay design and/or strategy, develop,validate, conduct, and troubleshoot bioanalytical methods, includingPK, Immunogenicity(ADA andNAb)and Biomarker,forGLP/GCLPsample testing and data reporting. Present and interpret data internally and/or externally as needed.
  • Serve as the Principal Investigator responsible for interaction with the client from the studydesign to scheduling, conducting, reporting, and transferringdata. Ensure responsiveness to the client,timelydelivery, and overall customer satisfaction.
  • Serve as Subject Matter Expert (SME)for LBA (ELISAmultimodereader& Meso-Scale Discovery (ECL)).
  • Author and/or reviewkey regulatory documents,validationplansand reports, laboratory data, and technical reports.
  • Provideoversight of the laboratory, mentor junior staff, and collaborate to keep improving operational excellence.
  • Assistinestablishingand improving policies,procedures, workinstructionsand SOPs.
  • Understand and adhere to corporate standardsregardingcode of conduct, Environment Health & Safety(EHS), and GLP/GCP/GDP compliance.
  • Perform other related duties as assigned.

Qualifications & Educational Requirements:

  • Ph.D.,M.Sc., M.A., B.A., in Biology, Immunology,Chemistry, Pharmacology, or other related scientific fieldsrequired, including a minimum of4+(Ph.D.),9+(Master’s)or12+(Bachelor’s)years of Pharma/Biotech/CRO experience.
  • Understanding and experience inCROprocess andbusinessmodelarerequired
  • Hands-on experience and strong knowledge ofGLP/GCLPbioanalysis.
  • Experience inLBA-basedMethod Development, ValidationforPK,Immunogenicity (ADA,NAb)and PD Biomarkerassays.
  • An extensive knowledge of Immunogenicity Method Development, Validation and Sample Analysis is highly desirable.
  • Previousexperience withflow cytometry andcell-based assaysforNAband biomarker applications is a plus
  • Experience with Watson LIMSandinCROenvironmentispreferred.
  • Supervisory experience in both project andtalent (people)managementis preferred.
  • Ability to work independently and pay good attention to details.
  • Ability to achieve objectives/timelines through collaborative efforts with co-workers, managers, and clients.
  • Must be goal-oriented, compliance-ensured, quality-conscientious, and client/timeline-focused.
  • Effective writing and communication skills.



  • The salary range represents the anticipated base pay for this position. Actual compensation may vary based on factors including, but not limited to, skills, qualifications, experience, education, and location.
  • As part of our recruitment process, we may use technology-assisted tools to support application review and improve efficiency. All hiring decisions are made by our team.

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