Sr. Manager, Accounting - EPM

Values & Innovation

At Under Armour, we are committed to empowering those who strive for more, and the company's values - Act Sustainably, Celebrate the Wins, Fight on Together, Love Athletes and Stand for Equality - serve as both a roadmap for our teams and the qualities expected of every teammate.

 

Our Values define and unite us, the beliefs that are the red thread that connects everyone at Under Armour. Our values are rallying cries, reminding us why we're here, and fueling everything we do.

 

Our pursuit of better begins with innovation and with our team's mission of being the best. With us, you get the freedom to go further - no matter your role. That means developing, delivering, and selling the state-of-the-art products and digital tools that make top performers even better.

 

If you are a current Under Armour teammate, apply to this position on the Internal Career Site Here. 

Purpose of Role

The Senior Manager, OneStream Administration & Financial Systems will serve as the functional and administrative owner of the OneStream platform for Under Armour. This role is being created in connection with a new OneStream implementation and will play a critical role in both the successful rollout and the long‑term optimization and governance of the platform post‑go‑live.

 

Reporting into the Finance organization, this role will act as a bridge between Accounting, FP&A, and IT, ensuring OneStream supports close, consolidation, reporting, planning, and analysis needs in a scalable, well‑controlled manner. The role will also own financial master data governance and ongoing system enhancements following implementation.

Your Impact

OneStream Implementation & Go‑Live Support

• Serve as a core business lead for the global OneStream implementation, partnering closely with external implementation partners, Accounting, FP&A, and IT.
• Support design, build, testing, and deployment across close, consolidation, financial reporting, matching, planning, and forecasting use cases.
• Lead or coordinate UAT, defect resolution, and go‑live readiness from a finance perspective.
• Help define and document end‑toend‑ finance processes within OneStream, ensuring alignment with SOX and internal control requirements.

 

Post-Implementation Ownership & Optimization

• Act as the primary OneStream Administrator, responsible for day‑to‑day system oversight, user support, and platform stability.
• Identify and deliver post‑implementation enhancements, including additional cubes, dashboards, workflows, and reporting capabilities.
• Partner with FP&A and Accounting to continuously improve usability, automation, and insight generation.
• Design, develop, and maintain core OneStream dashboards and management reporting solutions in partnership with FP&A and Accounting
• Own OneStream release management, testing, and coordination with IT and vendors for upgrades and patches.
• Maintain overall OneStream system integrity, including cube and model structures, business rules, calculations, dimensions, assumptions, security, and metadata.

 

Financial Master Data Governance

• Own governance for financial master data within OneStream, including chart of accounts, entities, hierarchies, dimensions, and metadata.
• Establish and maintain data standards, policies, controls, and change management processes.
• Ensure data integrity and consistency across OneStream and upstream/downstream systems (ERP, data warehouse, reporting tools).
• Partner with Accounting, FP&A, and IT to evaluate and approve master data changes.
• Provide advanced support to finance users, including troubleshooting data validation, access, workflow, and reporting issues.

 

Cross-Functional‑ Partnership

• Serve as a key liaison between Finance and IT, ensuring clear ownership, roles, and escalation paths.
• Support Accounting during monthly/quarterly close, consolidations, and external reporting cycles.
• Support FP&A with planning, forecasting, scenario modeling, and management reporting.
• Provide training, documentation, and ongoing support to finance users.

 

Controls, Compliance & Documentation

• Support SOX compliance, including system controls, access management, audit support, and documentation.
• Maintain detailed system documentation, including configurations,