Reagent Associate 1

Personalis

Personalis

Fremont, CA, USA
USD 27.6-34.6 / hour + Equity
Posted on Feb 5, 2026

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:

Personalis is seeking a Reagent Associate 1 to support the production of reagents for Next-Generation Sequencing (NGS) clinical diagnostics. In this vital role, you will be responsible for formulating, packaging, and conducting QC testing on reagents while adhering to GLP and strict SOP compliance. In addition, you will also have the opportunity to assist in process improvement and scale-up projects to drive sustainable growth. The ideal candidate is a detail-oriented, organized, and goal-driven individual, who will have a direct impact on the quality of our clinical products.

Responsibilities:

  • Formulate and package complex reagents according to approved procedures using Good Documentation Practices (GDP).
  • Perform quality control activities for incoming raw materials and reagents to verify reagent quality
  • Work with automation equipment (e.g. liquid handling, etc.)
  • Ensure full compliance with GLP standards through meticulous documentation.
  • Perform LIMS entry and inspection records for released batches of reagents for use in the RUO/CGLP/Clinical Operations laboratories
  • Correct and revise reagent batch records or associated SOPs, as needed
  • Participate in scale-up initiatives and process improvement projects.
  • Support the upkeep, orderliness, and cleanliness of the reagent laboratory and equipment maintenance
  • Identify, escalate, and resolve issues related to reagent production
  • Other responsibilities, as required.

Requirements:

  • Bachelor's in biology, biochemistry, molecular biology or related field, plus 0-2+ years of relevant laboratory experience
  • Knowledge in formulations and molecular biology techniques, with preferred experience in the areas of sample prep and NGS is desireable.
  • Experience as a bench scientist in a manufacturing, development, or quality control laboratory environment, with lab automation system experience is a plus.
  • Proficiency in Microsoft Office with additional experience in LIMS, PLM and/or ERP is a plus.
  • Previous GLP, GMP, and/or GCLP laboratory work experience is a plus
  • Ability to communicate effectively (written and verbal)
  • Detail oriented and adaptable
  • Proven ability to excel in a high-growth environment, remaining proactive and solution-oriented

The hiring range for this position is $27.60 to $34.60 per hour, which may factor in various geographic regions. 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, if/when they contacts you.

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 is an Equal Opportunity Employer/Minorities/Females/Veterans/Disabilities. 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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