Senior Financial Systems Engineer-OneStream

Job Title

Job Description Summary

Job Description

The Financial Systems Architect is a key member of the Technology and Data Solutions (TDS) team, responsible for supporting and enhancing Cushman & Wakefield's OneStream SaaS platform. This role focuses on ensuring security, governance, stability, and continuous improvement of enterprise financial processes, including financial consolidation, close, reporting, forecasting, planning, and analysis (xP&A).

Working closely with Product Managers, Finance leaders, business stakeholders, and cross-functional technology teams, the Senior Financial Systems Engineer designs, develops, and implements scalable solutions that improve automation, data quality, reporting capabilities, and financial decision-making. Serving as both a technical expert and strategic business partner, this individual translates business requirements into sustainable OneStream solutions through application configuration, business rules, integrations, and platform enhancements.

Responsibilities

Cross-Functional Collaboration

·       Partner with Finance, Accounting, FP&A, Master Data Management, and IT stakeholders to identify opportunities for process improvement and automation.

·       Drive the delivery of scalable solutions that align with strategic business objectives and enterprise finance transformation initiatives.

·       Collaborate with Product Managers and business users to define requirements, prioritize enhancements, and support roadmap execution.

Application Configuration & Governance

·       Configure and maintain OneStream metadata, business rules, workflows, dashboards, reporting objects, and application settings.

·       Ensure adherence to governance standards, development best practices, and change management processes.

·       Support platform upgrades, releases, and ongoing optimization initiatives.

Financial Close & Reporting Support

·       Provide system support during monthly, quarterly, and annual financial close cycles.

·       Participate in consolidation processes, workflow execution, reporting deliverables, and issue resolution to ensure timely and accurate financial results.

·       Partner with Finance teams to identify and resolve data, process, and report discrepancies.

Platform Ownership & Administration

·       Administer and maintain OneStream environments, including Development, Test/Pre-Production, and Production.

·       Monitor system performance, availability, and operational health while proactively identifying opportunities for improvement.

·       Coordinate deployments and migration activities across environments.

Security, Controls & Compliance

·       Support management of application security, role-based access controls, segregation of duties, and user provisioning processes.

·       Perform periodic access reviews and support internal and external audit activities.

·       Ensure compliance with corporate governance policies, regulatory requirements, and security standards.

Technical Leadership & Problem Resolution

·       Serve as the point of technical escalation for complex application, data, consolidation, and integration issues.

·       Perform root cause analysis and implement sustainable corrective actions to prevent recurring problems.

·       Document system solutions, support procedures, and technical standards.

Planning, Forecasting & Analytics (xP&A)

·       Support and enhance budgeting, forecasting, scenario modeling, planning, and analytical capabilities within OneStream.

·       Develop solutions that improve planning accuracy, reporting efficiency, and management insights.

·       Partner with business stakeholders to expand adoption of xP&A capabilities across the organization.

 
Requirements 

• Bachelor's degree in Finance, Accounting, Information Systems, Computer Science, or a related field. 

• 3+ years of experience supporting enterprise financial systems, performance management platforms, or financial close and consolidation applications. 

• Strong understanding of financial consolidation, close, budgeting, forecasting, and management reporting processes. 

• Experience configuring and supporting OneStream or comparable Enterprise Performance Management (EPM) platforms. 

Preferred Qualifications 

• Hands-on experience with OneStream, Oracle Hyperion, or other EPM solutions. 

• Experience with application integrations, data management, workflow design, and data quality controls. 

• Knowledge of financial governance, internal controls, compliance, and audit requirements. 

• Experience with system performance tuning and optimization. 

• Development experience using C#, .NET, or related technologies. 

• Experience supporting SaaS-based enterprise applications and cloud environments. 

Key Competencies 

• Strong analytical and problem-solving skills. 

• Ability to perform root cause analysis and implement process improvements. 

• Excellent communication and stakeholder management capabilities. 

• Strong attention to detail and commitment to data accuracy. 

• Ability to manage multiple priorities in a fast-paced, global environment. 

• Continuous improvement mindset with a focus on automation, standardization, and operational excellence.