Cost Accounting Manager

Description Job Summary: The Cost Accounting Manager will establish and lead a dedicated Cost Accounting function supporting the company's Legacy Building Products manufacturing operations. This position will be responsible for the development, implementation, and ongoing maintenance of fully loaded standard costs across multiple manufacturing locations, ensuring accurate product costing, inventory valuation, and financial reporting. The role will partner closely with Operations, Finance, Supply Chain, and plant leadership to support inventory management, cost analysis, internal controls, and financial close processes. The Cost Accounting Manager will play a key role in supporting external audits, maintaining compliance with Sarbanes-Oxley (SOX) requirements, and driving continuous improvement in costing processes and financial controls. Key Responsibilities Establish and lead a centralized Cost Accounting department supporting 13 manufacturing locations within the Legacy Building Products business. Support monthly, quarterly, and annual financial close processes, including inventory accounting, reserve analysis, journal entries, account reconciliations, and financial reporting. Develop, implement, and maintain fully loaded standard costs for all manufactured products, including annual standard cost updates and interim revisions as business conditions require. Own the standard costing methodology, including material, labor, overhead, and freight allocations. Analyze manufacturing variances and provide actionable insights related to material usage, labor efficiency, production overhead, and inventory performance. Coordinate and support annual physical inventory observations and cycle count programs across 13 manufacturing facilities, ensuring compliance with corporate policies and accounting requirements. Partner with FP&A, Operations, and Supply Chain teams to improve inventory accuracy, BOM integrity, and product costing processes. Maintain and enhance internal controls over inventory and cost accounting processes in compliance with Sarbanes-Oxley (SOX) requirements. Serve as the primary cost accounting liaison for internal and external auditors, supporting audit requests, documentation, testing, and remediation efforts. Review and oversee bill of material (BOM) structures, routing data, and cost master records to ensure accurate product costing. Drive continuous improvement initiatives related to costing methodologies, inventory controls, ERP utilization, and financial reporting. Qualifications: Bachelor's degree in Accounting, Finance, or related field required; CPA, CMA, or MBA preferred. 7+ years of progressive accounting experience with significant emphasis on manufacturing cost accounting. 5 years of Supervisory cost experience required. Experience developing and maintaining standard costing systems within a manufacturing environment. Demonstrated experience supporting annual physical inventories across multiple manufacturing facilities. Experience working with SAP or similar ERP systems in a manufacturing environment. Strong understanding of GAAP, inventory accounting, cost accounting methodologies, and manufacturing operations. Experience supporting external audits, internal control frameworks, and Sarbanes-Oxley (SOX) compliance. Experience supporting month-end and year-end financial close processes. Strong analytical, problem-solving, communication, and business partnering skills. Ability to collaborate effectively with finance, operations, supply chain, and executive leadership teams. Highly proficient in Excel and other reporting tools. About Us Gibraltar Building Products is a leading North American building products manufacturer, with several manufacturing facilities across the United States and Canada. As the top supplier in the residential roof ventilation, drainage and roofing accessories markets, Gibraltar Building Products has extensive scale, top brands such as AirVent, Amerimax, Appleton Supply, Architectural Mailboxes, Award Metals, Berger, DOT Metals, Flamco, Florence, NorWesCo, Nu-Ray Metals, Millenium Metals, Quality Aluminum Products, SBC Supply, Southeastern Metals and Verde. Our portfolio of Brands can be found in the nation's largest home center retailers and building product distributors. Gibraltar Building Products is a segment of Gibraltar Industries, Inc (Nasdaq: Rock) a leading manufacturer and provider of products and services for the Residential, Agtech, and Infrastructure markets. To learn more about what makes us #GibraltarProud, visit our website: www.gibraltar1.com Gibraltar is an Equal Employment Opportunity Employer and gives all applicants for employment equal consideration regardless of race, color, sex, religion, national origin, arrest record, ancestry, age, physical or mental disability, sexual orientation, transgender status, genetic information, marital status, citizenship status, veteran status, pregnancy, or any other status protected by federal, state, or local law. Upon request and consistent with applicable laws, Gibraltar will provide reasonable accommodations to individuals with disabilities who need an accommodation to fully participate in the application process. Disclaimer The information in this description indicates the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this job.