Senior Accountant

Location: Primarily based in Tessenderlo, Belgium

About the position 

At Owens Corning, we are driven by a purpose: to make the world a better place through sustainable innovation. Our building products provide durable, energy-efficient solutions that help customers win and grow. 

As Legal Entity Controller, you will be an integral member of the European Accounting & Internal Controls Team. You will provide accounting support to EOCF and Owens Corning France and work closely with external Shared Services to ensure financial processes are executed consistently with Owens Corning requirements and best practices. 

You will help maintain timely, accurate accounting and effective internal controls while continuously improving quality, cost efficiency and process effectiveness. The role reports to the AIC Leader Manufacturing South. 

What does success look like? 

•  Accurate and timely financial close and reporting under US GAAP and local GAAP. 

•  Complete balance sheet and profit-and-loss reporting, with deviations clearly reviewed and explained against relevant comparatives. 

•  Timely statutory, tax and treasury accounting activities for the entities in scope. 

•  Effective internal controls and SOX compliance, supported by complete reconciliations, balance sheet reviews and representation letters. 

•  Strong collaboration with Shared Services and internal and external stakeholders, alongside ongoing simplification and improvement of accounting processes. 

Key responsibilities 

•  Support the financial close process, ensuring completeness of the balance sheet and profit-and-loss statement, accurate journal entries and quarterly reporting. 

•  Review monthly trial balances and SG&A reporting; investigate and explain relevant variances. 

•  Coordinate intercompany reconciliations and settlements with external Shared Services and provide support for postings and ad hoc activities. 

•  Prepare or support VAT, corporate income tax, Intrastat and other statutory reporting, statutory financial statements and statutory audits. 

•  Support tax packages and assist Tax and Legal teams with external reporting and tax audits. 

•  Review and clear treasury transit and sub-accounts, reconcile intercompany treasury accounts and maintain controls over IHC accounts. 

•  Maintain effective internal controls and SOX compliance in line with the SOX matrix; prepare and review account reconciliations and support European balance sheet reviews. 

•  Maintain effective communication with FP&A, HR, Tax, Corporate, Treasury, Shared Services, BDO and PwC to enable smooth closing and audit processes. 

•  Support ad hoc projects and tasks across the European Accounting team and actively identify opportunities to simplify and improve processes. 

Skills and capabilities necessary to succeed 

•  Strong accounting, analytical and process-control capabilities, with the ability to critically evaluate reporting. 

•  Excellent planning and organization, with the ability to manage multiple priorities and deadlines. 

•  Proactive, pragmatic and improvement-oriented approach; comfortable working independently with minimal supervision. 

•  Clear written and verbal communication, including the ability to simplify complex topics for different stakeholders. 

•  Cultural awareness, strong interpersonal skills and the ability to work effectively in a matrix organization. 

•  High level of commitment, resilience and teamwork. 

Business requirements 

•  Higher education in Accounting or Finance. 

•  3–5 years of accounting experience. 

•  Experience with US GAAP and Belgian GAAP reporting requirements. 

•  Fluency in Dutch, French and English. 

•  Strong proficiency with Microsoft Excel and other standard office applications. 

•  Experience with Sarbanes-Oxley requirements, treasury accounting and SAP is an advantage. 

•  Fluency in another European language, such as German or Italian, is an advantage. 

What we offer 

•  Opportunity to grow in an international team environment. 

•  Be part of a purpose-driven organization focused on sustainability and innovation. 

•  Access to a global e-learning platform. 

•  In-house training in our Brussels and Tessenderlo offices. 

•  A chance to contribute to meaningful process improvement across our European finance organization. 

About Owens Corning 

Owens Corning is a building products leader committed to building a sustainable future through material innovation. Our products provide durable, sustainable, energy-efficient solutions that leverage our unique capabilities and market-leading positions to help our customers win and grow. We are global in scope, human in scale, with more than 25,000 employees in 31 countries dedicated to generating value for our customers and shareholders and making a difference in the communities where we work and live. Founded in 1938 and based in Toledo, Ohio, USA, Owens Corning posted 2025 sales of $10.1 billion. 

Owens Corning is an equal opportunity employer.