Staff Application Engineer, OneStream

Riot's Enterprise Technology organization ensures Rioters have what they need to unlock their full potential by providing expertise on cybersecurity to protect the experience of millions of players, offering corporate solutions to increase productivity and guide teams on complex data privacy regulations. The Finance...

That’s where you come in: You will partner closely with Finance, Game Ops teams, and external vendors to implement best-in-class solutions, and drive technology, process and data maturity for this domain.

As the Staff OneStream Application Engineer (Finance Tech), you will be responsible for enhancing Riot’s OneStream platform: establishing best practices focusing on enhancements, architecture, performance, data management, and integrations. This role will ensure that OneStream is scalable, well-integrated, and align...

Solution Design & Implementation
Design, configure, and deploy scalable and sustainable OneStream solutions to meet evolving business process, performance, and reporting requirements
Serve as SME on OneStream capabilities, including MarketPlace solutions, platform enhancements, and upgrade release planning
Create and maintain technical documentation, including data flow diagrams, cube design specs, integration mapping, and UAT to support ongoing system lifecycle management
Architecture & Performance Optimization
Define and implement best practices for metadata management, cube design, security modeling, and system performance tuning.
Perform regular performance tuning, testing and debugging, data load optimization, and system audits to maintain platform efficiency and integrity
Support OneStream product roadmap planning in collaboration with business system owners and other Enterprise system architects
Administration & Governance
Establish best practices and support OneStream administration activities for development, metadata & hierarchy management, security modeling, and cube design
Develop and support change management process to ensure standardized practices, user training, and adoption
Coach and mentor technical and non-technical users in the effective use of OneStream tools and workflows

Bachelor’s degree in Computer Science, Computer Engineering, Information Systems, Finance, Accounting, or a related field — or equivalent practical experience
8+ years of hands-on experience with EPM platforms (e.g. Oracle Hyperion, SAP BPC), including solution architecture, system and process design, and deployment.
4+ years of experience with hands-on implementation and development experience with OneStream at a global scale, including architectural design, security modeling, and performance tuning best practices
Deep experience with Master Data Management (MDM) in financial systems, including managing key dimensions, maintaining hierarchies, overseeing approval workflows, and ensuring metadata consistency across OneStream and connected systems (e.g. Workday, Oracle, Coupa)
High proficiency in writing business rules with SQL & VB.Net, designing Dashboard XFBR rules, dynamic calculations, and member formulas
Experience in developing and managing complex integrations with other domains such as Procurement/Coupa, Expense Management/Concur, HR/Workday etc.
Proven ability in enterprise-wide hierarchy management and designing new OneStream data cubes that blends multiple data sources
Expertise in implementing and maintaining dashboards, Cube Views and using XFGetCell and other OneStream reporting capabilities
Certified OneStream Professional (OCP) Lead Architect
Strong understanding of GAAP, IFRS, and regulatory audit compliance
Experience with implementing OneStream AI capabilities and deploying MarketPlace solutions
Experience with integration platforms (Workato, MuleSoft, Dell Boomi, etc.).
Experience with tech intensive, fast change environment, and transformation projects

For this role, you'll find success through craft expertise, a collaborative spirit, and decision-making that prioritizes your fellow Rioters, who are the customers of your work. Being a dedicated fan of games is not necessary for this position!