Guardant Health · 18 hours ago
Senior Clinical Laboratory Scientist- Reporting
Redwood City, CA
Full-time
Hybrid
Mid, Senior Level
$52/hr - $84/hr
2+ years expGuardant Health is a leading precision oncology company focused on guarding wellness and giving every person more time free from cancer. The Senior Clinical Laboratory Scientist is responsible for performing high complexity laboratory testing on patient specimens and ensuring compliance with laboratory requirements while maintaining quality control and assurance procedures.
BiotechnologyHealth CareHealth DiagnosticsOncologyTherapeutics
Responsibilities
Perform laboratory tests, procedures and analyses according to the laboratory’s standard operating procedures
Operate, maintain and troubleshoot equipment according to the laboratory’s standard operating procedures
Review, interpret and report patient results in LIMS as assigned
Independently identify and troubleshoot high complexity problems that adversely affect the test performance
Perform, review and document laboratory quality control procedures
Document all corrective actions taken when test systems deviate from the established performance specifications
Perform and document routine preventive maintenance
Prepare reagents required for testing
Perform and document reagent qualification per the approved protocols
Lead in introduction of assay improvements, new assay configurations and validation
Provide direct supervision of the work of unlicensed laboratory personnel during the analytical phase of testing
Communicate effectively with coworkers and non-laboratory personnel
Write and review of controlled documents as assigned
Lead the training of new and existing laboratory personnel on current and new procedures
Participate in the inspection preparation activities as needed
May act as a team leader/delegated General Supervisor and aid the Supervisors/Managers including but not limited to:
Assist in administrative duties including but not limited to review of documents and forms
Take charge of shift communication if supervisors/leads are not present
Provide updates to supervisors/lead regarding any issues
Assist in sample and process troubleshooting; and
Monitoring data and process status as needed
Perform other laboratory duties as assigned; and
Report all concerns of test quality and/or safety to the Laboratory Supervisor, Laboratory Director or Safety Officer
Qualification
Required
Must possess an active, valid CLS or Clinical Genetic Molecular Biologist Scientist (CGMBS) license issued by the state of California CLS or CGMBS license pursuant to Division 2, Chapter 3 of the California Business and Professions Code or to practice medicine, osteopathy or podiatry pursuant to Division 2, Chapter 5 of the California Business and Professions Code appropriate to the specialty or specialties they are performing
Must fulfill requirements stated in 42 CFR 493.1489 or 493.1491
Must fulfill requirements stated as described in 10 NYYCRR Part 58-1.5
Must fulfill requirements stated in the College of American Pathologists Molecular Pathology Checklist
Ability to manage daily test processing needs with high emphasis on quality
Ability to analyze and problem solve basic issues that impact test performance
Ability to work as part of a team
Strong computer and automation skills
Ability to proactively communicate consistently, clearly, and honestly
Preferred
Bachelor's degree or equivalent in Biomedical Laboratory Science, Clinical Science or related field preferred
At least two years of Guardant Health Clinical Laboratory experience or equivalent high complexity and volume laboratory experience preferred
Laboratory experience within the last year preferred
Experience in molecular biology techniques preferred
Working knowledge of local, state, and federal laboratory regulations preferred
Able to integrate and apply feedback in a professional manner
Company
Guardant Health
Guardant Health is a precision oncology company that uses blood tests, data sets, and analytics to provide treatment to cancer patients.
1001-5000 employees
H1B Sponsorship
Guardant Health has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (38)
2024 (50)
2023 (40)
2022 (72)
2021 (57)
2020 (29)
Funding
Current Stage
Public CompanyTotal Funding
$2.53BKey Investors
Baillie GiffordSoftBank Vision FundOrbiMed
2025-11-05Post Ipo Equity· $284.4M
2025-11-05Post Ipo Debt· $350M
2023-12-21Post Ipo Equity· $90.7M
Leadership Team
AmirAli Talasaz
Co-founder and Co-Chief Executive Officer
Helmy Eltoukhy
Chairman and Co-Chief Executive Officer
Recent News
2026-01-12
Company data provided by crunchbase