Manager Cost Accounting

Description

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 Corporate Groups
It takes a village, and at BioMarin, our general and admin teams are the village behind our success. From the IT experts who manage our technology to the human resources professionals who hire the people who make it all possible, these teams support our organization and span all areas of operations.

Manager, Cost Accounting 

Location: Cork, Shanbally

Hybrid: 3 days a week Onsite 

Closing Date: Monday 17th August 2026 

SUMMARY DESCRIPTION

BioMarin is seeking a highly motivated Cost Accounting Manager to join our Technical Operations (TOPS) Finance team.  The Cost Accounting Manager will be part of the Consolidated Reporting team within the TOPS Finance organization.  This team has global responsibility for TOPS reporting as well as inventory costing, excess & obsolescence, SOX compliance, USGAAP audits, intercompany profit elimination, global gross margin review and balance sheet reconciliations.  
This position will be a key member of a cross-functional team, collaborating extensively with regional and global finance colleagues and a broad range of business partners.  This role will be an active participant in key areas across all pillars of the TOPS Finance organization including leading and mentoring team members.

RESPONSIBILITIES
•    Lead team in maintaining internal controls for inventory accounting, in line with corporate policy, US GAAP and SOX requirements. Responsible for all aspects of SOX, internal and external audits for inventory for EMEA entities.
•    Provide oversight and review of all month-end close activities and deliverables, including journal review and approval, subledger close activities and balance sheet reconciliations in accordance with US GAAP.
•    Responsible for accurate inventory balances and correct treatment of commercial and clinical inventory, assessment of excess & obsolescence and elimination of profit in inventory.
•    Play a leading role in the planning, coordination and execution of the annual Standard Cost setting process.
•    Develop an understanding of material flow from bulk manufacturing through to fill/finish and Finished Goods packaging to ensure accurate inventory costing for each stage of the manufacturing process through to COGS recognition.
•    Review work order accounting and variance accounting, including manufacturing and purchase price variance investigations, analysis and reporting.
•    Build key relationships across TOPS organisation to provide COGS look ahead based on current assumptions and ensure timely communication of any risks to gross margin forecast.
•    Review intercompany and affiliate sales, ensuring correct treatment of intercompany profit. Oversee inventory and COGS treatment for all Buy/Sell entities.
•    Responsible for meeting monthly and quarterly deadlines to ensure hand-offs to other finance functions including SEC reporting, Controller reviews and TOPS business partner reviews.
•    Assist with preparation of consolidated financial management reporting for TOPS for balance sheet and P&L areas. Support budget and LRP activities as required.
•    Establish key working relationships with corporate colleagues, particularly Tax, FP&A, GL, and ERP support teams.
•    Lead local and global projects and initiatives within TOPS Finance. Engage in continuous improvement initiatives to drive process efficiencies and participate in transformation projects.  Identify process automation opportunities to eliminate non-value add activities.
•    Represent Cost Accounting in initiatives to implement new products, legal entities, manufacturing sites in SAP due to business development. Ensure regular and appropriate communication to TOPS Finance leaders on proposed designs to ensure TOPS Finance requirements are being met.

EDUCATION
•    ACA/ACCA/CIMA/CPA qualification.

EXPERIENCE
•    Experience in manufacturing business with audited financial statements, Standard Costing and use of SAP S/4 HANA is essential. 
•    Demonstrate experience in leading and implementing process improvement initiatives.
•    Experience of US GAAP, Sarbanes Oxley and internal control environment essential.
•    Demonstrate cross-functional collaboration across finance and business functions to resolve business and finance critical issues.

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.
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.