Scientist, In Vivo (Temporary)
Vir Biotechnology
| Company | Vir Biotechnology |
| Category | Uncategorised |
| Location | San Francisco |
| Remote | On-site (inferred) |
| Employment | Not stated |
| Level | Not stated |
| Salary | Not stated by the employer |
| Posted | 11 Aug 2026 |
| Last verified | 12 Aug 2026 |
| Source | Employer ATS (greenhouse) |
Description
Vir Biotechnology, Inc. is a clinical-stage biopharmaceutical company focused on powering the immune system to transform lives by discovering and developing medicines for serious infectious diseases and cancer. Its clinical-stage portfolio includes programs for chronic hepatitis delta and multiple PRO-XTEN ® dual-masked T-cell engagers across validated targets in solid tumor indications. Vir Biotechnology also has a preclinical portfolio of programs across a range of infectious diseases and oncologic malignancies.
Vir Biotechnology has exclusive rights to the universal PRO-XTEN ® masking platform for oncology and infectious disease. PRO-XTEN ® is a trademark of Amunix Pharmaceuticals, Inc., a Sanofi company.
We believe the success of our colleagues drives the success of our mission. We are committed to creating a company where everyone feels supported and encouraged to give their best.
THE OPPORTUNITY
Vir Biotechnology is looking for a Senior Research Associate (Temporary) to join our in vivo team for 7 months. In this role, you will independently plan and execute studies in mouse models of cancer, generate high-quality data to support drug discovery efforts, and contribute to advancing therapeutic candidates toward clinical development. The ideal candidate is an experienced in vivo researcher who can work with minimal supervision, troubleshoot experimental challenges, and effectively communicate results to cross-functional teams.
This role is located in our San Francisco headquarters with an expectation of 5 days per week in office.
WHAT YOU'LL DO
Design, execute, and analyze in vivo efficacy, PK, and PD studies in animal models of cancer
Perform tumor implantation, tumor and body weight measurements, compound administration, and biological sample collection
Process, organize, analyze, and interpret experimental data, identifying trends and providing recommendations based on study outcomes
Maintain accurate laboratory records and ensure compliance with company protocols and regulatory standards
Present data and study findings to in vivo and cross-functional teams through team meetings and project discussions
Collaborate with colleagues across discovery, translational, and development functions to support program objectives
Support study planning, protocol development, and coordination of experimental activities
WHO YOU ARE AND WHAT YOU BRING
BS/MS/PhD in biological sciences with 3+ years academic or industry experience with significant hands-on experience with murine tumor models
Demonstrated ability to independently execute and manage in vivo studies with limited oversight
Proficiency in mouse handling, tumor measurement, dosing (IV, IP, and SQ injections), and blood sampling is required
Proficiency in mouse necropsy, perfusion, tissue processing, and aseptic cell culture is preferred
Experience analyzing and interpreting experimental data using common data analysis and visualization tools
Strong scientific problem-solving, critical thinking, organizational, and communication skills
Ability to manage multiple studies simultaneously in a fast-paced research environment
#LI-AS1
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WHO WE ARE AND WHAT WE OFFER
The expected hourly range for this position is $60 to $70 per hour. Actual pay will be determined based on experience, qualifications, geographic location, and other job-related factors.
Applicants must currently be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time.
All employment decisions at Vir Biotechnology are based on legitimate, non-discriminatory business requirements, job duties and individual qualifications. Employment decisions are made without regard to any legally protected characteristics.
This commitment extends to all management practices and decisions, including recruitment and