Manager, OneStream Administrator

Serve as platform liaison across Finance, Accounting, FP&A, and IT, translating business needs into technical solutions.

Proactively communicate platform changes, impacts, and timelines to process owners ahead of go-live.

Lead change management for platform releases, including training and adoption support, to minimize disruption to close and planning cycles.

Sequence competing priorities across brand and functional stakeholders, escalating trade-offs as needed.

Guide and mentor newer OneStream administrators, providing technical direction, training, and support to build team capability.

Participate in day-to-day administration alongside the team while taking ownership of tasks requiring advanced OneStream expertise and judgment.

Collaborate cross-functionally with Finance, Accounting, FP&A, and IT stakeholders to gather requirements and prioritize enhancement initiatives.

Contribute to requirements gathering, solution design, and build phases for new development projects.

Ensure the OneStream platform and all related processes adhere to SOX compliance requirements, including maintaining proper segregation of duties, change management controls, and audit documentation.

Develop and maintain comprehensive technical and process documentation, including design specifications, configuration guides, and control narratives.

Partner with internal and external auditors as needed to support SOX testing and evidence requests.

Bachelor’s Degree in Accounting, Finance, Data Analytics, or Management Information Systems.

3+ years of hands-on experience with OneStream implementing or administering OneStream applications in a corporate environment, with demonstrated proficiency across all core administration areas.

5+ total years of experience working in EPM/CPM systems (e.g. OneStream, Hyperion, etc.)

Deep expertise in OneStream platform components including metadata management, cube views, form profiles, dashboards, business rules, data sources, transformation rules, SIC integrations, workflow profiles, and security administration.

Track record of leading platform or process changes end-to-end, including communication planning and user adoption, not just technical delivery.

Proven experience supporting consolidation processes including multicurrency translation, intercompany eliminations, Profit in Inventory eliminations, and Non-Controlling Interest calculations.

Experience with financial planning modules within OneStream, including forms, dashboards, and detailed or driver-based planning.

Working knowledge of SOX compliance requirements and the ability to design and maintain controls within the OneStream environment.

Proficiency in VB.NET for business rule development and SQL for data analysis and integration support.

Strong ability to independently assess requirements, propose solutions, and execute development work with minimal direction.

Excellent written and verbal communication skills; demonstrated ability to collaborate effectively with both technical and non-technical stakeholders.

Ability to take ownership and strive for excellence in how work is planned, executed, and improved.

Functional background in accounting or finance (e.g., financial reporting, FP&A, or corporate consolidations), enabling effective translation of business needs into technical design.

Experience with workforce planning modules and related data structures within OneStream.

Track record of creating clear, thorough technical documentation including design specifications, administration guides, and process narratives.

Experience mentoring or training other OneStream administrators or finance systems users.

Familiarity with OneStream MarketPlace solutions and extensible platform capabilities.

OneStream certification or participation in formal OneStream training programs.

At Amer Sports, you’ll be part of a global community of people who care about what they do and how they do it. Across our teams and brands, we are driven by ambition, collaboration, and a shared purpose of elevating the world through sport.

CV screening: Every CV is reviewed by a human.

Phone screening: A conversation with Amer Sports’ HR manager to discuss the role, our organization, and your expectations.

Interviews: Usually 2–4 rounds, including interviews with the hiring manager and prospective team.

Case studies or assessments: Your role may require practical tests, such as presentations or case studies.

Feedback and decision: We aim to provide feedback throughout the process.

Amer Sports is a global group of iconic sports and outdoor brands, including Arc’teryx, Salomon, Wilson, Peak Performance, and Atomic. Our brands are known for their detailed craftsmanship, unwavering authenticity, and premium market positioning. As creators of exceptional apparel, footwear, and equipment, we pride ourselves on cutting-edge innovation, performance, and designs that allow elite athletes and everyday consumers to perform their best.

With over 15,400 employees globally, Amer Sports’ purpose is to elevate the world through sport. Our vision is to be the best sporting goods company in the world. With corporate offices in Helsinki, Munich, Kraków, New York, and Shanghai, we have operations in 40 countries and our products are sold in 100+ countries. Amer Sports generated $6.6 billion of revenue in 2025. Amer Sports, Inc. shares are listed on the New York Stock Exchange.

For more information, visit www.amersports.com .