(CW) Administrative Assistant (HR Office /Administration )

Company: BioMarin Pharmaceutical Inc.
Location: San Rafael
Posted on: February 1, 2026

Job Description:

Who We Are BioMarin is a global biotechnology company that relentlessly pursues bold science to translate genetic discoveries into new medicines that advance the future of human health. Since our founding in 1997, we have applied our scientific expertise in understanding the underlying causes of genetic conditions to create transformative medicines, using a number of treatment modalities. Using our unparalleled expertise in genetics and molecular biology, we develop medicines for patients with significant unmet medical need. We enlist the best of the best – people with the right technical expertise and a relentless drive to solve real problems – and create an environment that empowers our teams to pursue bold, innovative science. With this distinctive approach to drug discovery, we’ve produced a diverse pipeline of commercial, clinical and preclinical candidates that have well-understood biology and provide an opportunity to be first-to-market or offer a substantial benefit over existing therapeutic options. About Corporate Groups It takes a village, and at BioMarin our corporate groups are the people behind our success. Groups such as IT, Finance, Legal, Global Compliance & Ethics, and our People Team provide foundational support of all areas of operation at BioMarin. CONTRACT *On-Site in San Rafael on Tues. and Thurs. Administrative Assistant (HR/Benefits) Responsibilities • Process and submit expense reports for the People Leadership Team using BioMarin’s expense reporting platform (currently Concur); research and resolve discrepancies. • Coordinate meetings using Outlook and Teams, including scheduling with internal and external stakeholders and managing meeting logistics. • Serve as a primary administrative point of contact for People Team operations and employee requests. • Support special projects and ad hoc initiatives, including preparation of presentations, spreadsheets, and audits. • Perform general administrative duties and projects as assigned. • Complete and process electronic Form I 9s for all new hires in compliance with federal regulations. • Maintain accurate and compliant I 9 records, including audits and timely re verifications. • Support onboarding activities for new hires via Jobvite. • Administer the Education Reimbursement program, reviewing requests for policy compliance and submitting approved payments to Payroll. • Audit and generate bi weekly reports for Payroll. • Maintain the U.S. Benefits intranet page, ensuring content is current and accurate. • Develop and distribute wellness-related content in partnership with wellness vendors across Viva Engage, digital displays, and internal email bulletins. • Coordinate cross-functional promotion of wellness campaigns and initiatives. • Support on-site events (e.g., community lunches, wellness fairs, flu shot clinics, service events) and serve as an on-site point of contact for vendors and BioMarin Security. • Prepare reports, audit invoices, and submit documentation to Accounts Payable. • Collect, process, scan, and route HR- and Benefits-related mail; upload documentation to SharePoint or route to appropriate stakeholders. Experience & Technical Skills • Minimum of four years of experience in an Administrative Assistant or similar support role. • Advanced proficiency in Microsoft Outlook and Teams. • Experience with Concur, Jobvite, Oracle HCM, SharePoint, Viva Engage, and Canva preferred. • Strong working knowledge of Microsoft Excel, Word, and PowerPoint. • Prior experience in HR preferred. • Experience in the biotech or pharmaceutical industry is a plus. Core Competencies • Strong administrative judgment, analytical thinking, and attention to detail, particularly in compliance-driven work (e.g., I 9s, payroll reporting, reimbursements). • Demonstrated ability to interpret and apply policies and procedures accurately and consistently. • Excellent written and verbal communication skills, with the ability to ensure clarity, consistency, and appropriate tone across employee communications. • High level of discretion and confidentiality when handling sensitive employee and leadership information. • Exceptional organizational and time-management skills, with the ability to manage competing priorities and meet deadlines in a fast-paced environment. • Strong customer service orientation, with the ability to interact effectively with employees, vendors, and cross-functional partners. • Ability to work independently while collaborating effectively as part of a team Note: 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.

Keywords: BioMarin Pharmaceutical Inc., Fremont , (CW) Administrative Assistant (HR Office /Administration ), Human Resources , San Rafael, California