Senior Research Associate I, In Vivo

Crown Bio • San Diego, CA

3d

About The Position

We are seeking a highly skilled and detail-oriented Senior Research Associate to join our contract research team. The ideal candidate will have a strong background in experimental design, technical execution, and data integrity. This role requires exceptional organizational skills, the ability to work independently, and a commitment to delivering high-quality results under strict timelines. Summary The In-Vivo Senior Research Associate plays a critical role in the execution of in-vivo studies within a contract research environment. This position ensures the highest standards of animal welfare, precise technical execution, and accurate data collection to support client-sponsored projects. This role requires strong attention to detail, adherence to protocols, and the ability to perform advanced procedures with minimal supervision while fostering collaboration across teams.

Requirements

• Bachelor's degree in animal science or related field
• 5+ years of experience performing in-vivo procedures in a Vivarium environment is required
• Comfortable working in a laboratory animal research environment
• Demonstrated advanced technical expertise in essential in vivo murine oncology tumor models, including: Animal handling Tumor implantation and measurement Gross necropsy Drug preparation Subcutaneous inoculations Drug administration via multiple routes Organ and tumor harvesting Minor survival surgery In-life and terminal blood collection

Nice To Haves

• AALAS certification at LAT level or higher is preferred

Responsibilities

• Work closely with Study Directors, Coordinators, and In-Vivo Managers to ensure studies follow protocols, SOPs, and company policies.
• Track time spent on projects and maintain accurate project logs.
• Prepare animals for procedures (e.g., shaving, ear tagging) and perform humane euthanasia in mice.
• Ensure animal welfare and report abnormalities promptly.
• Administer therapeutic agents via multiple routes (IP, PO, SC, IM, ID, IN, IV).
• Perform subcutaneous inoculations, surgical implantations, and advanced in-vivo procedures with minimal supervision.
• Demonstrate willingness to learn new techniques and procedures as necessary for sponsored projects, including complex techniques such as orthotopic implantations and model validation.
• Collect body weight data, tumor volume measurements, and clinical observations.
• Provide feedback to team members on project progress.
• Collect tissue and blood samples; process and ship to sponsors or internal teams.
• Track samples and facilitate timely shipment to sponsor companies.
• Maintain clean workspaces, stock supplies, and assist with sample shipping.
• Serve as team leader and/or mentor for other team members as needed.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 1,001-5,000 employees