Astellas Pharma US, Inc

Senior Research Associate, In vivo Pharmacology

Astellas Pharma US, Inc$82K — $118K *
Pharmaceuticals & Biotech
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • BS in Biology, Pharmacology, Animal Science, or related field with 3 years lab experience or MS with 1 year lab experience in pharma/biotech.
  • Experience with rodent handling, tumor implantation, and dosing.
  • Hands-on experience in in vivo oncology and immunology studies with tumor models.
  • Proficient in immuno-flow cytometry, tissue processing, and biological sample analysis.
  • Knowledge of animal welfare regulations and IACUC compliance.

Responsibilities

  • Execute preclinical in vivo oncology studies using mouse tumor models.
  • Perform routine animal handling and compliance with welfare regulations.
  • Conduct various in vivo procedures for drug administration.
  • Establish and maintain in vivo cancer models through surgical procedures.
  • Randomize animals for studies and monitor health and endpoints.
  • Collect and document biological samples per study protocols.
  • Apply cell culture and data analysis expertise to support research.

Benefits

  • Medical, Dental and Vision Insurance
  • Generous Paid Time Off including national holidays
  • 401(k) match and annual company contribution
  • Company paid life insurance
  • Annual Corporate Bonus and Quarterly Sales Incentive
  • Long Term Incentive Plan
  • Company fleet vehicle for eligible positions
  • Referral bonus program
Full Job Description
Senior Research Associate, In Vivo Pharmacology

Purpose & Scope

The In Vivo Senior Research Associate is responsible for executing preclinical in vivo studies and generating reliable pharmacology data to support research project decisions. This position provides specialized in vivo expertise that is essential for the successful evaluation and advancement of therapeutic candidates.

Role and Responsibilities
  • Execute and support preclinical in vivo oncology and immunotherapy studies using mouse tumor models, including xenograft and syngeneic systems.
  • Perform routine animal handling, restraint, health monitoring, and study-related procedures in compliance with approved protocols and animal welfare regulations
  • Conduct in vivo procedures including intravenous (IV), intraperitoneal (IP), oral gavage, subcutaneous, and other administration routes as required.
  • Perform surgical procedures and tumor implantation to establish and maintain in vivo cancer models.
  • Randomize animals into study groups and monitor clinical observations, body weight, and study endpoints.
  • Collect biological samples, including blood, tissues, and tumors, and ensure accurate documentation of all study activities in accordance with company SOPs and applicable regulations.
  • Apply hands-on expertise in cell culture, ex vivo flow cytometry, and data analysis to support translational and pharmacology studies.
  • Ensure full compliance with IACUC, institutional policies, and regulatory requirements governing animal care and use.
  • Collaborate effectively with scientists and cross-functional research teams to support preclinical oncology and pharmacology programs.
  • Contribute to the generation of high-quality, reliable scientific data that supports project decision-making and advancement of therapeutic candidates.


Required Qualifications
  • BS degree in Biology, Pharmacology, Animal Science, or a related scientific discipline with 3yrs of hands-on laboratory experience supporting preclinical in vivo studies or MS degree with minimum 1yr hands-on laboratory experience in pharmaceutical or biotech industry.
  • Demonstrated experience with rodent handling techniques, including tumor implantation, animal randomization, and dosing procedures (IV, IP).
  • Experience performing in vivo oncology and/or immunology studies, including tumor model establishment and monitoring.
  • Hands-on experience with immuno-flow cytometry, ex vivo tissue processing, tissue culture, and related biological sample analyses.
  • Knowledge of animal welfare regulations and experience working in compliance with IACUC, institutional, and regulatory requirements.

Preferred Qualifications
  • Experience with additional rodent dosing techniques, including IV, oral gavage (PO), subcutaneous (SC), and other specialized administration routes.
  • Proven ability to independently analyze and interpret ex vivo flow cytometry data using FlowJo to support tumor immunology and mechanism-of-action studies.
  • Experience supporting oncology, immunology, or pharmacology programs in a drug discovery or translational research environment.
  • Familiarity with electronic laboratory and study management platforms such as Benchling, Studylog, GraphPad Prism, and FlowJo.
  • Experience with advanced tissue processing, immune profiling, and biomarker analyses.
  • Experience working in GLP-regulated or SOP-driven research environments.
  • Experience contributing to protocol development, process optimization, or implementation of best practices in in vivo research


Location and Working Environment
  • This position is based in South San Francisco, CA, USA and requires on-site work.


Salary Range

$82,880-$118,400(Final compensation will be determined based on a variety of factors, including but not limited to skills, experience and organizational equity considerations.)

Benefits:
  • Medical, Dental and Vision Insurance
  • Generous Paid Time Off options, including Vacation and Sick time, plus national holidays including year-end shut down
  • 401(k) match and annual company contribution
  • Company paid life insurance
  • Annual Corporate Bonus and Quarterly Sales Incentive for eligible positions
  • Long Term Incentive Plan for eligible positions
  • Company fleet vehicle for eligible positions
  • Referral bonus program

#LI-TR1

About Astellas Pharma US, Inc

Astellas Pharma US, Inc is a pharmaceutical company that develops and markets drugs for the treatment of cancer, immunology, and urology. The company is a subsidiary of Astellas Pharma Inc, a Japanese pharmaceutical company. Astellas Pharma US, Inc was founded in 2005 and is headquartered in Northbrook, Illinois. The company has over 17,000 employees and operates in over 50 countries. Astellas Pharma US, Inc is committed to improving the health and well-being of patients through the development of innovative and effective therapies.
Learn more about Astellas Pharma US, Inc
Size
14,522 employees
Industry
Founded
2005
NASDAQ

Similar Jobs

More Jobs at Astellas Pharma US, Inc

More Pharmaceuticals & Biotech Jobs

Find similar Senior Research Associate, In vivo Pharmacology jobs: