Sr. Associate Scientist I, Radiochemistry
Indianapolis, INPosted Jul 14, 2026
At RayzeBio, every day is an opportunity to ignite meaningful change. As a wholly-owned subsidiary of Bristol Myers Squibb, RayzeBio blends the nimble, pioneering spirit of an emergent biotech with the global expertise and resources of a leading innovator in oncology. Our mission is to develop transformative radiopharmaceutical therapies that offer new hope for patients living with cancer. Here, you’ll join a multidisciplinary team where your ideas are valued, your expertise is amplified, and collaboration is at the heart of everything we do. From day one, expect to make an immediate impact—on our science, on our teams, and most importantly, on patients. Learn more about RayzeBio: https://careers.bms.com/rayzebio/
The Radiochemist will be responsible for performing both radiochemical and analytical methods for the drug product, quality control, and isotope supply programs at RayzeBio. This position will utilize a wide range of analytical and radiochemical disciplines to support the advancement of novel targeted radiopharmaceuticals from the R&D phase through clinical development to GMP commercial radiopharmaceutical production. Additional responsibilities may include the onboarding of new technologies, process development, routine equipment maintenance, GMP operations & QC support, and future facility expansion projects.
Job Responsibilities
Essential duties and responsibilities include the following. Other duties may be assigned.
* Execute independently radiochemical and analytical methods.
* Support the technical transfer of radiochemical methods from other RayzeBio and third-party sites to the Indianapolis facility.
* Support development work related to RayzeBio’s drug product pipeline and programs.
* Manage third party vendors in support of analytical and laboratory equipment.
* Draft GMP documentation including but not limited to SOP’s, forms, and reports.
* Support activities related to hot cells, gloveboxes, and production cleanrooms.
* Ensure compliance with NRC, EH&S and US/EU GMP regulatory guidelines as required.
* Uses AI tools to enhance individual productivity and quality of work
* Less than 5% of travel required
Education and Experience
* BS with 3+ years of experience in Radiochemistry or other scientific equivalent work experience OR MS 1+ years of experience in Radiochemistry or other scientific equivalent work experience OR PhD 0+ years of experience in Radiochemistry or other scientific equivalent work experience.
* Demonstrated experience working with radioactive materials
* Experience with Good Manufacturing Processes (GMP) and Good Documentation Practices (GDP) is highly desirable.
Skills and Qualifications
* Experience with radiometal labeling or radiopharmaceutical synthesis
* Experience with wet radiochemistry and/or ion-exchange column separations
* Experience with analytical methods (HPLC, gamma spec, alpha spec, ICP-MS, ICP-OES, Radio-TLC, etc.)
* Experience working with radioactive materials, alpha emitters highly desirable.
* Excellent professional ethics, integrity, and ability to maintain confidential information.
* Able to work both independently and in a group setting.
Physical Demands
While performing the duties of this job, the employee is regularly required to sit, reach with hands and arms, and talk or hear. The employee must occasionally lift and/or move up to 30 pounds. Specific vision abilities required by this job include close vision and distance vision.
This is a position that requires working in a laboratory environment, protective clothing, gloves, and safety glasses are required while working in a laboratory environment with radioactive materials.
Work Environment
The noise level in the work environment is usually moderate.
If you come across a role that intrigues you but doesn’t perfectly line up with your resume, we encourage you to apply anyway. You could be one step away from work that will transform your life and...