Senior Scientist I

Cytokinetics is a specialty cardiovascular biopharmaceutical company, building on its over 25 years of pioneering scientific innovations in muscle biology, and advancing a pipeline of potential new medicines for patients suffering from diseases of cardiac muscle dysfunction. We are seeking a highly skilled and motivated Senior Scientist with expertise in small molecule synthesis and process development. The ideal candidate is an innovative thinker with a passion for problem-solving and an ability to drive the development of robust chemical processes from conception of the idea to commercialization. The candidate will play a key role in advancing our drug development programs by leading efforts in synthetic route design, process optimization, and scale-up and manufacturing activities. This position offers an exciting opportunity to contribute to the development of novel therapeutics and to work in a dynamic and collaborative research environment. Responsibilities: Design and execute robust and scalable manufacturing routes and processes for small molecule drug substance production, considering safety, quality, and regulatory requirements. Apply modern synthetic methodologies and techniques to optimize reaction sequences for improved yield, purity, and scalability. Support design and execution of process characterization and fate/purge studies to establish critical process parameters and define process control strategies. Leverage internal laboratory capabilities to generate key data and establish proof-of-concept for process development activities. Collaborate with CDMO partners on development and manufacturing activities including tech transfer, process development, and scale-up from laboratory to pilot plant and ultimately to commercial production. Characterize process streams, input materials, isolated intermediates, and final products using a variety of analytical techniques, such as HPLC, LC-MS, and NMR to support process R&D activities. Maintain accurate and detailed laboratory records in compliance with company policies and regulatory guidelines. Prepare technical development reports and support authoring of clinical regulatory filings and responses to Health Authority inquiries (e.g., IND, IMPD) as needed. Serve on cross functional project teams and collaborate with team members from Analytical Development, Formulation Development, and External Manufacturing to develop and execute a CMC strategy that aligns with the clinical development plan. Collaborate effectively with colleagues from various disciplines including Medicinal Chemistry, Pharmacology, and Regulatory Affairs to achieve project goals. Provide technical guidance to junior scientists and research associates. Present research findings and project updates to internal stakeholders and external partners as required. Qualifications: Ph.D. in Organic Chemistry (or related field) with 5+ years of biotech/biopharma industry experience in small molecule drug substance development; or M.S. with 8+ years of relevant experience. Strong expertise in synthetic organic chemistry, including multi-step synthesis and reaction optimization. Experience in process development, scale-up, and technology transfer of small molecule APIs from laboratory to manufacturing scale. Proficiency in analytical techniques commonly used in drug substance characterization. Familiarity with cGMP regulations and quality systems relevant to pharmaceutical development. Excellent problem-solving skills, attention to detail, and the ability to work independently and in a team-oriented environment. Effective communication skills with the ability to convey complex scientific concepts to diverse audiences. #LI-HYBRID Pay Range: In the U.S., the hiring pay range for fully qualified candidates is $162,000 - $189,000 per year. The base pay actually offered will take into account internal equity and also may vary depending on the candidate's geographic region, job-related knowledge, skills, and experience among other factors. Our employees come from different backgrounds, and we celebrate those differences. We are looking for the best candidates for our open roles, but do not expect applicants to meet every qualification in order to be considered. If you are excited about what you could accomplish at Cytokinetics and believe you can add value to our team, we would love to hear from you. Please review our General Data Protection Regulation (GDPR) policy PRIOR to applying. Our passion is anchored in robust scientific thinking, grounded in integrity and critical thinking. We keep the patient front and center in all we do – all actions and decisions are in service of the patient and their caregivers. We champion integrity, ethics, doing the right thing, and being our best selves. Fraud Warning: How to Identify Impersonated Cytokinetics Job Postings and Offers Recently, there have been fraudulent employment offers being sent to candidates on behalf of Cytokinetics. Please be advised that all legitimate offers from Cytokinetics will come directly from our official email domain () and will only be made after completing a formal interview process. Here are some ways to check for authenticity: We do not conduct job interviews through non-standard text messaging applications We will never request personal information such as banking details until after an official offer has been accepted and verified We will never request that you purchase equipment or other items when interviewing or hiring If you are unsure about the authenticity of an offer, or if you receive any suspicious communication, please contact us directly at Please visit our website at: Cytokinetics is an Equal Opportunity Employer