Research Associate II ~ Bioanalytical/In Vitro ADME/DMPK
Initial Therapeutics, Inc.
Company Nurix Therapeutics is a clinical stage biopharmaceutical company focused on the discovery, development, and commercialization of targeted protein degradation medicines, the next frontier in innovative drug design aimed at improving treatment options for patients with cancer and inflammatory diseases. Powered by a fully AI-integrated discovery engine capable of tackling any protein class, and coupled with unparalleled ligase expertise, Nurix’s dedicated team has built a formidable advantage in translating the science of targeted protein degradation into clinical advancements. Nurix aims to establish degrader-based treatments at the forefront of patient care, writing medicine’s next chapter with a new script to outmatch disease. Position Nurix Therapeutics is searching for a motivated Research Associate II to join our Bioanalytical-In Vitro DMPK team. The successful candidate will contribute to the bioanalytical efforts to support Nurix drug discovery programs involving in vivo and in vitro studies. We are seeking a highly motivated research associate to characterize the in vitro and in vivo ADME properties of drug candidates. The primary responsibilities will be to conduct bioanalysis for in vivo samples and to conduct in vitro experiments. The scope of the daily responsibilities for this position includes, but is not limited to, developing bioanalytical methods, quantitating drug candidates and their metabolites, endogenous biomarkers in biological matrices (e.g. blood, plasma, tissue, tumor, CSF, etc.), reporting bioanalytical results and managing projects outsourced in CROs to support all in vitro and in vivo studies. The successful candidate will have extensive experience in bioanalytical method development and sample analysis using LC-MS/MS and other analytical techniques. Responsibilities Provide bioanalytical support for in-house PK, non-GLP safety TK Conduct bioanalytical method development and qualification to support drug, metabolite and biomarker analysis Independently develop LC-MS/MS methods to quantitate small molecules in in vitro and in vivo samples Conduct in‑vitro stability assays to understand metabolism of drugs Perform metabolic identification (MetID) using LC‑QTOF MS/MS, including accurate mass analysis, fragment interpretation and biotransformation pathway assignment Independently operate, troubleshoot and maintain LC-MS/MS systems Participate in multidisciplinary project teams and collaborate with other departments to understand bioanalytical needs for both PK and PD support Manage projects conducted at CROs to ensure high quality bioanalytical data is delivered to meet project timelines Maintain accurate and detailed scientific electronic laboratory notebooks Perform all duties in keeping with the Company’s core values, policies and all applicable regulations Preferred Qualifications & Experience Experience with H/UPLC and mass spectrometry Good working knowledge of SCIEX LC-MS/MS systems for small molecule quantitation PK analysis using Phoenix or other data management software Management experience with CROs for outsourcing BA activities is preferred Provide sample analysis to support PK, PK/PD, PK/efficacy, distribution, metabolism, and non-GLP toxicology studies Identify issues and troubleshoot scientific equipment including LC-MS/MS, select and develop appropriate methods to perform experiments, analyze data and prepare related reports. Excellent oral and written communication skills Minimum Requirements BS or master’s with 4 years’ experience working in a discovery setting using LC-MS/MS within a pharmaceutical/biotechnology company Broad experience in small molecule drug candidate bioanalytical assay development/sample analysis in different biological matrices using LC-MS/MS Experience with AB SCIEX mass spectrometry software Excellent written, verbal communications and interpersonal skills to collaborate with internal and external partners in a matrix environment Fit with Nurix Culture and Values Strong team orientation; highly collaborative Solutions and results-oriented focus Hands‑on approach; resourceful and open to diverse points of view Location Brisbane, CA - Onsite Salary Range 93K - 107K #J-18808-Ljbffr Initial Therapeutics, Inc.
- Nurix Therapeutics in Brisbane, CA is seeking a Research Associate II to join the Bioanalytical-In Vitro DMPK team. You will contribute to bioanalytical efforts supporting in vivo and in vitro drug discovery programs, developing LC-MS/MS methods and quantifying candidates...Suggested
$95k - $115k
...Title: Research Associate II/ Senior Research Associate, In Vitro Pharmacology Location: South San Francisco, CA Department: Therapeutics Reports To: Principal Scientist, Pharmacology and Bioanalytical Development Position Summary: In this role, you will design and execute...SuggestedLocal area$102k - $122k
Join to apply for the Senior Research Associate, DMPK role at Revolution Medicines Join to apply... ...tissue homogenates, etc) to support in vitro ADME, pharmacokinetic, and toxicokinetic... ...in LC-MS method development for bioanalytical analysis and/or metabolite identification...SuggestedFull timePart timeWork experience placementLocal area- Charles River Laboratories is seeking a Research Associate II to translate discoveries through Ex vivo and in vitro experiments. The role involves developing and implementing exploratory and validation in vitro studies to support translational work. The candidate will work...Suggested
$35 - $47 per hour
...’ll help you build a career that you can feel passionate about. Job Summary We seeking a Research Associate II interested in translating discoveries through Ex vivo and in vitro experiments. We are looking for a highly motivated Research Associate II who can develop and...SuggestedHourly payContract workWork experience placementLocal areaWorldwideFlexible hours$42 - $48 per hour
...Research Associate-II/Senior Research Associate, Histology (6-Month Contract) South San Francisco SonoThera is a venture-backed genetic... ...science into transformative therapies. The Role The Bioanalytical group at SonoThera is seeking to hire an enthusiastic (...Hourly payFull timeContract workWork at officeLocal areaMonday to FridayFlexible hours- ...30 minutes], 2. Panel - on-site [60 minutes]) Job Summary [hr align="center" size="2" width="100%"] We are seeking a Research Associate II with hands-on experience in small laboratory animal in vivo studies. This role will support animal monitoring, dosing, necropsy...Monday to FridayFlexible hoursShift workWeekday work
$31 - $35.38 per hour
...We are a national staffing firm and are currently seeking a Research Associate II for a prominent client of ours. This position is located in South San Francisco, CA . Details of the position are as follows: Job Description: ~$31.00-$35.38/hr! ~ Monday-Friday...Contract workMonday to FridayWeekday work$60 per hour
...Hub in the Cell Therapy department at Genentech is seeking a talented and enthusiastic candidate for a full-time lab-based Research Associate II contractor position. The ACE Hub is an interdisciplinary team with a mission to accelerate drug discovery in gRED through the...Full timeContract workFor contractorsImmediate start$31.48 - $35.38 per hour
...Research Associate II Location: 1 DNA Way, South San Francisco, CA 94080 Contract Duration: 6 Months - Potential for Extension or Full-Time Conversion Pay Rate: $31.48-$35.38/hour (W2) Benefits: Weekly Pay, Medical, Dental, and Vision Insurance Work...Weekly payFull timeContract workWeekday work- ...Pay Low: 31.00 | Pay High: 41.00 A leading research organization is seeking a Research Associate II to support cutting-edge functional genomics projects focused on large-scale, high-throughput DNA cis-regulatory element screening! Job Title: Research Associate...Contract work
- ...Job Title : Research Associate II Location : South San Francisco, CA 94080 Working Model : Fully Onsite Working Days : Monday through Friday Working Hours : Standard 8-hour shift Duration : 15+ months contract (extendable) Terms : Contract W2...Contract workMonday to FridayShift work
$80k - $100k
...solutions for precision medicine. Our mission is to empower researchers and clinicians to eradicate cancer, and our Tapestri® Platform... ...to join the Research and Development (R&D) team as a Research Associate II. The successful candidate will play a key role in driving...Local area$65.02k - $73.09k
We are hiring a Research Associate II with hands‑on experience in small laboratory animal in vivo studies. This role will support animal monitoring, dosing, necropsy, organ collection, sample processing and related study activities, including work with infectious and/or...Contract workFlexible hoursWeekday work- A technology and resource solutions provider in South San Francisco seeks a Research Associate I. You will provide technical assistance in developing in-vitro assays, collaborate with cross-functional teams, and maintain detailed documentation. Ideal candidates have a...Contract work
$14.29 - $27.71 per hour
...exclusive features. Pay Range $14.29/hr - $27.71/hr Position Research Associate I (Contract) - Pharmaceutical Services client, South San... ...Provide technical assistance in developing and implementing in‑vitro assays using intestinal organoid‑derived models. Collaborate...Contract work$32 - $35.38 per hour
BEPC Inc. - Business Excellence Professional Consulting Research Associate Posted Aug 2026 About this position Job Description Job Title: In Vivo Research Associate II Location: South San Francisco, CA 94080 Employment Type: W2 Contract - Approximately 15 Months with Possibility...Weekly payContract workMonday to FridayShift work- Pharmaceutical Company in California is seeking a Research Associate II with hands-on experience supporting small animal in vivo studies in a lab environment. You will assist preclinical studies through animal handling, dosing, monitoring, sample collection, and necropsy...
- Mission Bio in South San Francisco seeks a Research Associate II for the R&D team to drive custom multi-omics single-cell projects. You will generate analytical and experimental data, coordinating with Bioinformatics and R&D to support cell and gene therapy and biomarker...
$37.68 - $46.69 per hour
...technologies used to analyze patient samples and contribute to our mission of early detection and intervention in human disease. As a Research Associate I/II, you will provide experience in next-generation-sequencing (NGS)-based analyses of DNA. Starting with a prototype assay,...Hourly payLocal areaFlexible hours$120k - $147k
Senior Research Associate II, Medicinal Chemistry Apply for the Senior Research Associate II, Medicinal Chemistry role at BioSpace. The Position Join our innovative drug discovery team as a Senior Research Associate II. In this role, you’ll apply your expertise in organic...Full time- Planet Group of Companies in South San Francisco, CA is seeking a Research Associate II to support in vivo small animal studies, including monitoring, dosing, necropsy, and tissue collection. The role emphasizes safe, ethical lab practices and collaboration within a fast...
$60 per hour
A leading biotechnology company in California is seeking a skilled Research Associate II to support the Advanced Cell Engineering Hub. The ideal candidate will have a strong background in molecular and cell biology with expertise in cell culture and genome editing. Responsibilities...Full timeContract work- R&D Partners in South San Francisco, CA, is seeking a Research Associate II to support small animal in vivo studies, including monitoring, dosing, necropsy, and tissue collection. The role requires strict adherence to safe, ethical laboratory practices. The ideal candidate...
- Creative Solutions Services, LLC is seeking a Research Associate II to perform small animal in vivo studies, including monitoring, dosing, sampling, necropsy, and organ collection. The role involves handling infectious or biohazardous materials while maintaining strict...
$32 - $35.38 per hour
BEPC Inc. in South San Francisco, CA is seeking an In Vivo Research Associate II for a 15-month W2 contract. The role is onsite with standard Monday-Friday 8-hour shifts. Pay is $32.00-$35.38 per hour, determined by experience, and benefits include medical, dental, vision...Hourly payWeekly payContract workMonday to FridayShift work- We are seeking a Research Associate II with hands‑on experience supporting small animal in vivo studies in a laboratory research environment. This role will support preclinical studies through animal handling, dosing, monitoring, sample collection, necropsy, tissue/organ...
$95k - $115k
...Epicrispr Biotechnologies in South San Francisco is seeking a Research Associate II/Senior Research Associate to design and execute in vitro studies for CRISPR-based gene regulation therapeutics. You will leverage your expertise in molecular biology and gene editing technologies...- ...investigational therapies for neurodegenerative and rare peripheral amyloid diseases.The company is seeking a Histology technician who supports research projects by performing histological procedures, including tissue preparation, sectioning, standard staining, immunostaining,...Full time
$32 - $35.38 per hour
...insurance Note: This is a W2 only role — C2C and C2H will not be considered. Role Overview BEPC is actively seeking an In Vivo Research Associate to support our client’s research operations in South San Francisco, CA. This laboratory-based position will support small...Weekly payContract workMonday to FridayShift workWeekday work
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