Clinical Lab Scientist 1

personalisinc

Fremont, CA · Fremont · United States

Posted Mar 30, 2026

Full-time
On-site
Ops Service Verticals

Job description

At Personalis, we are transforming the active management of cancer through breakthrough personalized testing. We aim to drive a new paradigm for cancer management, guiding care from biopsy through the life of the patient. Our highly sensitive assays combine tumor-and-normal profiling with proprietary algorithms to deliver advanced insights even as cancer evolves over time. Our products are designed to detect minimal residual disease (MRD) and recurrence at the earliest timepoints, enable selection of targeted therapies based on ultra-comprehensive genomic profiling, and enhance biomarker strategy for drug development. Personalis is based in Fremont, California.

Summary:

In our lab, we foster a positive, friendly and team-based environment where we all pitch in to help achieve our common goals and support each other. We offer a dynamic atmosphere where you will have the opportunity to work on multiple benches such as extractions, Library prep, and sequencing. You will also partner with our lab assistants and coordinate with them on pre-analytical & post analytical tasks.

Our Clinical Lab Scientists perform and report clinical lab testing on samples used by physicians in the diagnostic and treatment of patients. This will entail following the laboratory's procedures for specimen handling and next generation sequencing processes, test analyses, reporting and maintaining records of patient test results.

Onsite: 5 days a week

Available Shifts:

Tuesday - Saturday, 6am - 2:30pm - 1st Shift (2 openings)

Tuesday - Saturday, 2pm - 10:30pm - 2nd Shift (2 openings)
Thursday - Monday, 10:00pm - 6:30 am - 3rd Shift

Friday - Tuesday, 2pm - 10:30pm - 2nd Shift

Training hours may be at different shifts.

Responsibilities:

Maintain updated understanding and knowledge of the methods employed in the lab and the use of the resulting information by physicians through continuing education activities
Supervise the activities of the lab in the absence of an onsite manager
Identify problems that may adversely affect test performance or reporting of test results and either correct the problems or notify management
Participate in activities which support all necessary licensure for the clinical laboratory, including quality management functions and on-site inspections of the laboratory
Trains other CLS personnel and other staff in laboratory methods. Monitor the activities of non-licensed personnel as needed
Follow the laboratory's established policies and procedures, quality control policies and activities including required documentation necessary to ensure compliance
May be required to assist in assay development activities
Other duties as required

Requirements:

Bachelor’s degree, preferably in sciences or related disciplines
California Clinical Laboratory Scientist license OR CGMBS license
0-4 years of experience in a clinical laboratory setting
Beneficial to have experience with manual DNA/RNA extractions, manual library prep and working with a microtome

The hiring range for this position is $56.25 to $66.00 per hour, which may factor in various geographic regions. The 3rd shift would be eligible for an additional shift premium. The base pay actually offered will take into account internal equity and also may vary depending on the candidate’s geographic region, job-related knowledge, skills, and experience among other factors. Our full-time regular positions also include an annual performance-based bonus (or a sales incentive plan) and long-term incentive units (equity) provided as part of our compensation package, in addition to a full range of medical, financial, and/or other benefits, dependent on the level and position offered.

Personalis is an equal opportunity employer and is committed to the full inclusion of all individuals. As part of this commitment, Personalis will ensure that persons with disabilities are provided with reasonable accommodations. If you need an accommodation to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please let your recruiter know.

Protecting Our Candidates: At Personalis, we value your security. Please note that all official correspondence from our team will come exclusively from @personalis.com email addresses. We will never ask for personal financial information or conduct interviews over text or chat platforms. If you receive a suspicious request, it is likely a scam. We are committed to a safe recruitment experience and actively work with authorities to investigate and prosecute cyber crimes targeting our community.

Personalis offers a competitive compensation package and benefits including medical, dental, vision, 401(k) match, ESPP, tuition reimbursement, sick/vacation time, commuter benefits/ EV charging stations, onsite gym, and wellness benefits. (For US only, benefits in other countries may vary.)

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