Senior Associate Scientist, Chemistry

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/Senior Associate Scientist II, Chemistry BackgroundRayzeBio is a dynamic biotechnology company headquartered in San Diego, California, United States. Launched in late 2020 and recently acquired by Bristol Myers Squibb (BMS) as a wholly owned subsidiary, the company is focused on improving survival for people with cancer by harnessing the power of targeted radioisotopes. RayzeBio will operate as a standalone entity within the BMS organization, maintaining its biotech culture with the opportunity to leverage the best-in-class oncology capabilities of BMS. RayzeBio is developing innovative drugs against targets of solid tumors. The lead asset, RYZ101, is in Phase 3 testing for patients with gastroenteropancreatic neuroendocrine tumors (GEP-NETs), as well as earlier stage testing for patients with small cell lung cancer (SCLC). Led by a successful and experienced entrepreneurial team, RayzeBio aims to be the global leader in radiopharmaceuticals.SummaryRayzeBio is looking for a Senior Associate Scientist II, to support in the development of novel therapeutics in preclinical stages. Candidates will work as part of a team of scientists to synthesize and design both small molecules and peptide analogs to optimize potency, pharmacokinetics, and in vivo efficacy of potential drug candidates. This position offers a challenging and rewarding work environment within a thriving company.Job Responsibilities:Essential duties and responsibilities include the following.  Other duties may be assigned.Executing multi-step synthetic routes, optimizing reaction conditions, isolation, and characterization of organic compounds (chromatography, NMR, MS, IR spectroscopy).Collaborating effectively with colleagues across diverse disciplines.Documenting research activities and presenting findings clearly.Execute experimental plans, troubleshoot synthetic challenges and contribute to the optimization of lead compounds.Education and ExperienceBS or MS in Chemistry or related field with strong understanding of organic and analytical chemistry.5+ years’ experience in an organic synthesis, chemistry, or analytical laboratory preferred.Skills and QualificationsStrong synthetic skills and knowledge of lab techniques.Proficiency in compound synthesis techniques, compound purification, and characterization methods such as LCMS, HPLC and NMR.Familiarity with scientific software such as ChemDraw, Scifinder, and Reaxys.Adaptable and flexible, able to handle multiple demands and shifting priorities.Self-motivated with good interpersonal skills and ability to work effectively in a fast-paced, collaborative environment.Adept in documenting and presenting findings clearly through laboratory notebook, reports, and presentations.Expertise in synthetic organic chemistry, with experience synthesizing peptides a plus.Physical DemandsWhile 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 40 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 EnvironmentThe 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 career.Compensation Overview:San Diego - RayzeBio - CA: $95,505 - $115,730 The starting compensation range(s) for this role are listed above for a full-time employee (FTE) basis. Additional incentive cash and stock opportunities (based on eligibility) may be available. The starting pay rate takes into account characteristics of the job, such as required skills, where the job is performed, the employee’s work schedule, job-related knowledge, and experience. Final, individual compensation will be decided based on demonstrated experience. Eligibility for specific benefits listed on our careers site may vary based on the job and location. For more on benefits, please visit https://careers.bms.com/life-at-bms/. Benefit offerings are subject to the terms and conditions of the applicable plans in effect at the time and may require enrollment. Our benefits include:Health Coverage: Medical, pharmacy, dental, and vision care.Wellbeing Support: Programs such as BMS Well-Being Account, BMS Living Life Better, and Employee Assistance Programs (EAP).Financial Well-being and Protection: 401(k) plan, short- and long-term disability, life insurance, accident insurance, supplemental health insurance, business travel protection, personal liability protection, identity theft benefit, legal support, and survivor support.​Work-life benefits include:Paid Time OffUS Exempt Employees: flexible time off (unlimited, with manager approval, 11 paid national holidays (not applicable to employees in Phoenix, AZ, Puerto Rico or Rayzebio employees)Phoenix, AZ, Puerto Rico and Rayzebio Exempt, Non-Exempt, Hourly Employees: 160 hours annual paid vacation for new hires with manager appro