Scientist, In Vivo Pharmacology Immuno-Oncology Early Discovery

We are seeking a highly motivated and independent Scientist in cancer pharmacology with a track record of scientific excellence in the area of in vivo cancer modeling to join our team in Waltham, MA USA. As a Scientist in the IO Discovery group, you will be a key member of a team focused on delivering all aspects of in vivo pharmacology support. You will bring your theoretical and practical expertise to establish and support mouse models, assay systems, and deliver datasets that will have a direct impact on the drug discovery process and pipeline.  Accountabilities:  This is a laboratory-based position within Oncology Research where you will conduct, and analyze both in vivo experiments to assess the function of our candidate oncology drugs and dissect the mechanism of action of novel cancer therapeutics. You will be expected to support cross-functional teams and work collaboratively with project leaders to ensure the timely generation and dissemination of critical program data. As a highly organized, self-motivated individual with a strong background in laboratory science, you will stay up to date with relevant technical and intellectual scientific expertise in tumor biology, pharmacology, and cancer modeling and have a genuine passion for this field of research.  Essential Skills/Experience:  B.S in relevant scientific area with 2-5 years research experience in Cancer biology, Immunology or other related scientific discipline, M.S in relevant scientific area with 0-2 years research experience in Cancer biology, Immunology or other related scientific discipline.  Experience developing and working with complex in vivo models, such as xenograft, PBMC and CD34 humanized, patient derived xenograft (PDX) and syngeneic mouse models.  Experience delivering in vivo pharmacology studies in mouse tumor models, including dose-finding tolerability studies, PK/PD and efficacy studies.  Proficient in technical in vivo injection skills including, but not limited to: subcutaneous, intravenous, intraperitoneal, and oral gavage.  Experience with a range of in vitro skills, e.g. cell culture, molecular biology, immunoblotting and ELISA.  Works independently, assesses, and reports data in a clear and concise manner, with a clear understanding of its implications within the overall context of drug discovery.  Maintains a well-developed understanding of approaches to drug discovery and applies a broader functional knowledge of the procedures used by diverse project groups to support the department where needed.  Ability to design, manage, implement and deliver results for complex multi-functional projects.  Strong ability to effectively prioritize multiple projects simultaneously while maintaining efficient time management.  Strong interpersonal and collaboration skills together with evidence of delivery in a team-oriented, collaborative environment.  Excellent communication and presentation skills to report data in a clear and concise manner, with a clear understanding of its implications within the overall context of drug discovery.  Desirable Skills/Experience:  Biotechnology or pharmaceutical industry experience preferred.  Experience with optimizing and performing high parameter flow cytometry.  Experience with xenograft and humanized models of cancer, specifically human T cell or myeloid engraftment models.  Experience conducting in vivo research using biologics including peptides, antibodies, antibody-drug conjugates and small molecules.  Experience in leading part of a project through key milestones with specific timelines.  At AstraZeneca, we push the boundaries of science to change the practice of medicine and transform the lives of patients living with cancer. Our team is united by a vision to eliminate cancer as a cause of death. We make bold moves that transform the way cancer is treated and truly improve patient outcomes. With one of the broadest and deepest Oncology pipelines in the industry, there are many opportunities to work with new and novel drugs. We foster a mindset of courage where everyone is empowered to innovate and work at pace. Our values are evidence of our dedication to Oncology and our people.  About the Waltham Site  Our Waltham, Massachusetts facility develops life changing small-molecule research in North America, with innovative laboratories at the Gatehouse Park BioHub, just west of the city center. Our BioHub facility, is a bold new R&D initiative, which fosters life science discoveries and the exchange of ideas. Here, we play host to some of the most cutting-edge technology and lab spaces, all designed to inspire collaboration and cross-functional science. We believe employees benefit from being challenged and inspired at work. We are dedicated to creating a culture of inclusion and collaboration. With a shuttle bus to and from Alewife station, the location provides you the ability to work in the heart of one of the world’s most vibrant research centers.  Our Waltham site offers a variety of amenities to help book productivity and help keep our employees happy and engaged. This includes a fitness center, employee healthcare clinic, electric vehicle charging stations, dry cleaning, full-service cafeteria and copy center. This is where you’ll find newly-designed, activity-based work spaces to suit a variety of working styles while increasing collaboration between teams and the greater research community.  As AstraZeneca continues to put patients at the forefront of our mission, we are excited for our move to Kendall Square/Cambridge in 2026. Find out more information here: Kendall Square Press Release   Are you ready to join a team that's pushing the boundaries of science to change the practice of medicine? Apply now and let's start this journey together!  If you’re curious to know more, please contact Bobbi Poole, our Talent Acquisition Partner.  Competitive remuneration and benefits apply  We offer a competitive Total Reward program including a market driven base salary, bonus and long term incentive. We have a generous paid time off program and a comprehensive benefits package.  AstraZeneca embraces diversity and equality of opportunity. We are committed to building an inclusive and diverse team representing all backgrounds, with as wide a range of perspectives as possible, and harnessing industry-leading skills. We believe that the more inclusive we are, the better our work will be. We welcome and consider applications to join our team from all qualified candidates, regardless of their characteristics. We follow all applicable laws and regulations on non-discrimination in employment (and recruitment), as well as work authorization and employment eligibility verification requirements.  We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.  The annual base pay for this position ranges from $99,252.00 - $138,378.00. Our positions offer eligibility for various incentives—an opportunity to receive short-term incentive bonuses, equity-based awards for salaried roles and commissions for sales roles. Benefits offered include qualified retirement programs, paid time off (i.e., vacation, holiday, and leaves), as well as health, dental, and vision coverage in accordance with the terms of the applicable plans. Date Posted 20-Mar-2026 Closing Date 30-Mar-2026 Our mission is to build an inclusive environment where equal employment opportunities are available to all applicants and employees. In furtherance of that mission, we welcome and consider applications from all qualified candidates, regardless of their protected characteristics. If you have a disability or special need that requires accommodation, please complete the corresponding section in the application form.