OneStream Architect

About the role

PwC is seeking an experienced OneStream Architect to lead large‑scale EPM transformations for its Advisory clients in Brussels. You will work closely with CFOs and senior finance leaders to design, implement and optimise financial planning, budgeting, forecasting and consolidation solutions.

Key responsibilities

• Act as solution architect and lead developer on end‑to‑end OneStream projects, focusing on FP&A and consolidation.
• Analyse client business requirements and translate them into OneStream blueprints that bridge IT and finance.
• Design overall EPM system architecture, guide integration decisions and oversee data validation.
• Build proof‑of‑concepts for prospects and ensure best‑practice development of workflows, calculations and models.
• Coach implementation associates, serve as the primary client contact during projects, and provide training on OneStream capabilities.
• Develop finance models for costing, planning, budgeting, forecasting and consolidation.
• Contribute to practice growth by supporting business development initiatives for partners and directors.

Required profile

• University degree with at least 6 years of relevant experience.
• Strong interest in CFO agendas, technology trends and the global economy.
• Proven experience delivering large EPM transformations in a consulting environment.

Required skills

• Deep hands‑on expertise with OneStream.
• Familiarity with other EPM tools such as Anaplan and CCH Tageti (Tagetik).
• Solid understanding of FP&A, budgeting, forecasting and consolidation processes.