Aneta Slupek

Financial Systems Specialist with comprehensive hands-on experience implementing and supporting financial applications. Adept at all stages of system development lifecycle, from requirements analysis and design through development, testing, deployment, and ongoing support.

Bridges

Finance and IT by translating finance requirements into practical system solutions, data processes, and controls. Hands-on experience with OneStream and Oracle EPM applications, implementing and supporting financial close and budgeting-forecasting processes. A dedicated professional recognized for strong work ethic and cross-functional interpersonal skills.

SR MANAGER, FINANCIAL SYSTEMS - Mattamy Homes - Toronto, Ontario

(2018-09 - 2026-07)

Managed administration, maintenance, and continuous optimization of OneStream platform, enabling reliable performance for 250+ global Finance and Accounting users. Oversaw the PBCS (Oracle Planning and Budgeting Cloud Service) platform supporting corporate and divisional finance teams across Canada and the U.S. Served as the subject matter expert for solution design, development, testing, data validations and system enhancements aligned to evolving business needs and changes.

• Led financial system operations through close and planning cycles, safeguarding data integrity across metadata, security, data loads, and validation processes.
• Designed and delivered Cube Views, Dashboards, Workflows, Transformation Rules, and Security Models to streamline processes and align system capabilities with business requirements.
• Supported OneStream implementation through hands-on data validation, testing and issue resolution.
• Advised Accounting and FP&A teams, translating business requirements into practical system solutions that ensured financial information consistency and optimized application performance.
• Provided end-user support and developed training documentation to strengthen user adoption and improve day-to-day workflows.
• Governed system upgrades and implementations, reducing operational risk and maintaining compliance with change management standards.

MANAGER, FINANCIAL APPLICATIONS - InnVest Hotels - Toronto, Ontario

(2016-09 - 2018-09)

Governed and maintained Oracle Fusion application, driving efficiency in core financial processes. Key projects include:

• Designed and implemented a custom integration tool to map data from multiple sources, improving the accuracy, completeness, and timeliness of consolidated financial reporting in Oracle Fusion.
• Integrated SAP Concur with Oracle Fusion ERP, modernizing corporate expense management and strengthening financial governance.

MANAGER, FINANCIAL APPLICATIONS - FRHI Hotels & Resorts - Toronto, Ontario

(2015-04 - 2016-09)

Served as technical subject matter expert for the Oracle EPM suite—HFM, Hyperion Planning, Essbase, and FDMEE—supporting high-performance financial applications for corporate and hotel finance teams.

MANAGER, FINANCIAL SYSTEMS - Delta Hotels and Resorts - Toronto, Ontario

(2009-05 - 2015-03)

Contributed to effective financial processes and decision making by developing, supporting and overseeing Oracle EPM suite of applications for Corporate and 30 hotels’ Finance departments. The applications included: HFM, Hyperion Planning/Essbase, FDM and reporting tools Hyperion Financial Reports and Smart View.

• Led system changes and new implementations while providing hands-on support in analysis, design, development and testing. Key projects include:
• Implemented Hyperion Planning application to replace Excel based budgeting and forecasting process.
• Implemented HFM allocation process to support changes in corporate cost distribution methodology.
• Worked with senior leadership team on re-designing standard management reports to improve analysis and decision-making process.
• Proactively performed on-going application updates, including data structures, calculation scripts, security changes, mappings and data interfaces. Establish processes and developed tools to ensure data integrity.
• Provided user support, authored comprehensive user manuals and conducted training sessions.
• Regularly recognized for demonstrating dedication, focus on excellence and customer service.

MANAGER, INFORMATION SYSTEMS; FINANCIAL SYSTEMS ANALYST; PROGRAMMER /ANALYST - BMO Nesbitt Burns - Toronto, Ontario

(1996 - 2009)

Promoted to lead and support all aspects of financial applications – Hyperion Enterprise (Consolidation & Reporting system) and CODA Financials (GL system) - for over 250 users across different lines of business.

• Led all development projects while playing a key role in analyzing and conceptualizing business requirements, creating and executing test cases and coordinating implementation tasks.
• Oversaw and performed on-going applications maintenance while ensuring data integrity, timely financial close process and alignment with business requirements. Succeeded in addressing gaps in CODA support by establishing proper support processes and improving customer service.
• Successfully achieved compliance with Sarbanes-Oxley standards by implementing various support procedures, which addressed issues with segregation of duty, security, change management and disaster recovery. Received recognition for completing quality work.

Diploma - Computer Science Technology, Co-Op - Sheridan College, Ontario, Canada (1994 - 1997)