(CW) Senior Accountant- Fixed Assets

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.   Contract- one year -Hybrid role - Tuesdays and Thursdays in San Rafael***. BioMarin is seeking an experienced Senior Accountant to support the full lifecycle of fixed asset, CAPEX, and selected OPEX accounting. This role combines hands-on accounting ownership with frequent partnership across project teams, budget owners, FP&A, audit, and other business functions. It is well suited for someone who can translate accounting requirements into clear, practical guidance and build productive working relationships across departments. Collaboration is central to this role. You will proactively communicate status, explain accounting conclusions in business-friendly language, ask effective follow-up questions, and keep stakeholders aligned on deadlines, open items, and decisions. What you will own • Manage end-to-end fixed asset accounting, including additions, disposals, transfers, impairments, and depreciation. • Maintain the fixed asset subledger and ensure alignment with the general ledger. • Perform monthly close activities, including journal entries, reconciliations, rollforwards, and variance analysis. • Review asset classifications for consistency with US GAAP and company policy. • Coordinate and support internal and external audit requests related to fixed assets. • Partner with project managers to monitor capital project spend and assess capitalization versus expense treatment. • Monitor Asset Under Construction balances and drive timely project closures and asset placements in service. • Assist with depreciation and CAPEX impact forecasting for FP&A and business partners. • Apply capitalization policies consistently and help improve related processes. • Perform monthly OPEX purchase order reviews for commitments, coding, and alignment with budget expectations. • Prepare and analyze OPEX accruals to support complete and accurate period-end expense recognition. • Work with budget owners to investigate variances and communicate clear insights into key drivers and trends. • Monitor open POs and goods or services receipts to assess expense timing and identify cleanup or closure needs. • Support monthly OPEX reporting, including variance commentary for FP&A and business partners. • Maintain strong internal controls over fixed asset and CAPEX processes. • Support SOX documentation, testing, and remediation activities. • Identify opportunities to streamline workflows, strengthen reporting, and improve data integrity. • Contribute to system enhancements or ERP projects affecting fixed asset accounting. How you will work across the business • Build trusted relationships with project managers, budget owners, FP&A, audit, and accounting partners. • Communicate accounting requirements and conclusions clearly to both finance and non-finance