Who We Are BioMarin is a leading rare disease biotechnology company focused on genetically defined conditions. Guided by our purpose to develop medicines that make a profound impact on people's lives, our global teams have delivered a portfolio of therapies since our founding in 1997. Our revolutionary treatments for conditions like achondroplasia (the most common form of dwarfism), PKU (phenylketonuria), CLN2, a form of Batten disease, and a number of forms of MPS (mucopolysaccharidosis) offer new possibilities for patients and families who previously had few, if any, available options. More recently, with the close of the Amicus acquisition, our portfolio has expanded to include therapies for Fabry disease and Pompe disease, expanding our ability to reach more people living with rare genetic conditions. Our success comes from our unwavering commitment to excellence, our deep understanding of patient needs, our scientific expertise, and our world-class manufacturing capabilities. At the heart of BioMarin is a dedicated team of the brightest minds in the industry working together to deliver innovative therapies to patients and families around the world. About Worldwide Research and Development From research and discovery to post-market clinical development, our R D engine involves all bench and clinical research and the associated groups that support those endeavors. Our teams work on developing first-in-class and best-in-class therapeutics that provide meaningful advances to patients who live with rare diseases. Position Overview We are seeking a highly capable and proactive Sr Executive Coordinator / Project Coordinator to support the Chief Scientific Officer (CSO) at our corporate headquarters in San Rafael. This role is a critical partner to the CSO, combining high-level executive support with coordination of key scientific, operational, and cross-functional initiatives. The ideal candidate operates as a trusted extension of the CSO, anticipating needs, driving organization and prioritization, and ensuring seamless execution of day-to-day activities and strategic priorities. This position goes beyond traditional administrative support and requires strong project coordination capabilities, business acumen, and the ability to interact effectively across all levels of the organization. Executive Support Manage a complex and dynamic calendar aligned to strategic priorities Coordinate domestic and international travel Prepare agendas and materials for key meetings and reviews, including RED LT meetings Serve as a primary point of contact for stakeholders Draft communications and presentations and gain appropriate approvals Handle sensitive information with discretion Project Coordination & Operations Coordinate and track activities and actions across the RED LT Support leadership team meeting cadence Maintain trackers for deliverables and milestones Identify risks and drive resolution Support preparation of executive reporting Information & Workflow Management Maintain Teams/SharePoint workspaces Streamline workflows and processes Support internal communications Stakeholder Engagement Build relationships with senior leaders Act as cross-functional liaison Represent CSO office professionally Qualifications - Required Bachelor's degree or equivalent experience 5+ years supporting senior executives Strong project coordination experience Strong organizational and communication skills High discretion and professionalism Proficiency in Microsoft Office and Teams Qualifications - Preferred Experience supporting R D leadership Familiarity with drug development Executive/board material preparation experience Key Competencies Anticipation & Proactivity Execution Excellence Business Acumen Collaboration & Influence Attention to Detail Work Model This role is based onsite in San Rafael, CA and requires a strong in-person presence. Why This Role This is a high-impact role offering visibility across the organization and the opportunity to work closely with senior scientific leadership while contributing to strategic and operational priorities.

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This description is not intended to be all-inclusive, or a limitation of the duties of the position. It is intended to describe the general nature of the job that may include other duties as assumed or assigned. Equal Opportunity Employer/Veterans/Disabled An Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Ireland Safety Responsibility Support the organisation's commitment to environmental protection, injury prevention, and continual improvement of EHS management systems. Actively contribute to a safe and environmentally responsible workplace by identifying hazards, reporting incidents and participating in EHS initiatives and training.