Senior Director, Analytical Research & Development

Seaport Therapeutics is a clinical-stage therapeutics company advancing the development of novel neuropsychiatric medicines in areas of high unmet patient needs. The Company has a proven strategy of advancing clinically validated mechanisms previously held back by limitations that are overcome with its proprietary Glyph™ technology platform. All the therapeutic candidates in its pipeline of first and best-in-class medicines are based on the Glyph platform, which is uniquely designed to enable oral bioavailability, bypass first-pass metabolism and reduce hepatotoxicity and other side effects. Seaport is led by an experienced team that invented and advanced important neuropsychiatric medicines and are guided by an extensive network of renowned scientists, clinicians and key opinion leaders. For more information, please visit www.seaporttx.com. Seaport Therapeutics is seeking someone to lead analytical research and development for its portfolio of small molecule programs targeting neuropsychiatric disorders. The Senior Director, Analytical R&D, reports to the Vice President, CMC and is responsible for providing strategic and technical leadership for analytical development of small molecules within Seaport’s portfolio, from pre-clinical development to late-stage clinical development. This includes oversight of analytical method development, validation, method transfer to CMO’s, and support of regulatory filings, including investigational new drugs (INDs)/investigational medicinal product dossier (IMPDs) and new drug applications (NDAs). The role also includes strategic partnering with Quality, Development & Manufacturing, and Regulatory to deliver uninterrupted clinical supplies to enable Seaport’s current and future clinical studies. The role will be accountable for delivering analytical methods that are phase-appropriate and adhere to the highest scientific standards. The successful candidate must be able to collaborate in a fast-paced, integrated, multidisciplinary team environment. Research and industry experience should demonstrate successful application and management of state-of-the-art analytical techniques to solve problems, in addition to several years’ experience overseeing analytical development at CMO’s. The position is responsible for ensuring that all method development, validation and testing (release, stability, and other) performed on behalf of Seaport is conducted in accordance with the appropriate compendial standards, when available, and is compliant to all regulations and industry phase-appropriate testing standards and standard operating procedures. The Senior Director will also ensure that all testing and testing services coordinate with all other product development activities so that testing does not fall on the critical path and causes product development delays. The ideal candidate will embrace a collaborative, innovative culture that embodies our values of service to patients impacted by mental health conditions, with a “we own it” mentality, demonstrating entrepreneurial spirit and technical excellence while fostering teamwork and continuous improvement. This position is based in Boston’s Seaport area, with a strong preference for being onsite 4 days per week. Key Responsibilities: Serve as the functional head of Analytical Research & Development, accountable for analytical strategy across Seaport’s small‑molecule portfolio from preclinical through late‑stage clinical development. Define and implement phase‑appropriate analytical development strategies for drug substance (DS) and drug product (DP), aligned with overall CMC and regulatory objectives. Lead and develop the Analytical function within CMC, including direct management of analytical staff and thoughtful planning for future capability needs as the portfolio advances. Establish best practices for analytical lifecycle management, data integrity, documentation, and knowledge transfer. Define and execute Seaport’s outsourced analytical strategy,…