EPM Platform Manager

Job summary

Manage governance, administration, change processes, controls, security, and operational delivery for the OneStream and legacy Hyperion EPM environment, including the transition from Hyperion to OneStream. Lead EPM administrators and coordinate business stakeholders, consultants, and service providers to prioritize requests and deliver platform changes and releases.

Job details

Manager, EPM Platform (OneStream / Hyperion) Location: Mississauga, ON (Hybrid) Type: Full-Time Overview Our client is seeking an experienced Manager, EPM Platform to lead the governance, administration, and operational management of their Enterprise Performance Management (EPM) environment, with a primary focus on OneStream and legacy Hyperion platforms. This role serves as the central point of contact between business stakeholders, internal EPM administrators, and external consulting partners. The successful candidate will oversee platform governance, change management, controls, vendor management, and a team of EPM Administrators while supporting the organization's ongoing transition from Hyperion to OneStream. This is an excellent opportunity for someone with a blend of OneStream/EPM expertise, leadership experience, governance knowledge, and stakeholder management skills. Responsibilities EPM Platform Management Serve as the primary point of contact for all OneStream-related requests across the business Prioritize and coordinate incoming requests based on business needs, complexity, and risk Partner with business stakeholders to gather requirements, communicate updates, and ensure successful delivery Manage relationships with external consulting and managed service partners Support the ongoing transition from Hyperion to OneStream Change Management & Governance Own and enhance the change management framework for the EPM environment Ensure appropriate documentation, approvals, testing, and production deployment processes are followed Maintain change logs and ensure changes are properly documented and auditable Coordinate release schedules while minimizing disruption during key financial cycles Controls, Compliance & Security Establish and maintain governance standards, policies, and procedures Oversee user access, security controls, and segregation of duties Support audit requirements and ensure compliance with internal control frameworks Conduct periodic reviews of system access, configuration, and change management practices Vendor & Project Oversight Direct and oversee work performed by external consultants and service providers Review deliverables, manage timelines, and ensure quality standards are met Oversee testing, QA, and UAT activities for platform enhancements and releases Leadership Lead and develop a team of EPM Administrators Provide coaching, performance management, and workload planning Support knowledge sharing and team development initiatives Qualifications Required Experience 5+ years of experience supporting Enterprise Performance Management (EPM) or Financial Systems platforms Hands-on experience with OneStream, Hyperion, or a comparable EPM platform Experience leading change management, governance, or controls initiatives for enterprise systems Experience managing business requests and translating requirements into technical workstreams Experience working with third-party vendors, consultants, or managed services providers Previous people leadership or team management experience Preferred Qualifications OneStream Administrator or Design Certification Experience with SOX, ITGC, audit, compliance, or controls frameworks Knowledge of finance, accounting, FP&A, or financial reporting processes Experience supporting large-scale enterprise application environments Technical Skills OneStream Hyperion EPM / Enterprise Performance Management Platforms Change Management IT Governance & Controls Security & Access Management Release Management UAT / Testing Microsoft Excel, Word & PowerPoint What We're Looking For We're looking for someone who can effectively bridge the gap between business and technology teams while ensuring strong governance, controls, and operational excellence across the EPM environment. The ideal candidate combines EPM platform knowledge with strong leadership, stakeholder management, and vendor management capabilities.

What you’ll do

Manage governance, administration, change processes, controls, security, and operational delivery for the OneStream and legacy Hyperion EPM environment, including the transition from Hyperion to OneStream. Lead EPM administrators and coordinate business stakeholders, consultants, and service providers to prioritize requests and deliver platform changes and releases.

Requirements

Requires at least five years of experience supporting EPM or financial systems, hands-on experience with OneStream, Hyperion, or a comparable platform, and experience in governance, change management, or controls. Candidates should also have people leadership experience and a background managing business requests and third-party vendors; OneStream certification and SOX, ITGC, audit, finance, or reporting knowledge are preferred.

Listed skills

• Change Management · Preferred
• Requirements gathering · Preferred
• Stakeholder Management · Preferred
• Team Leadership · Preferred
• Financial Reporting · Preferred
• Microsoft Office · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• OneStream
• Hyperion
• Enterprise Performance Management
• Change Management
• IT Governance
• Controls And Compliance
• Security And Access Management
• Release Management
• Requirements Gathering
• Vendor Management
• Stakeholder Management
• Team Leadership
• UAT And Testing
• SOX And ITGC
• Financial Reporting
• Microsoft Office

Job areas

• Technology
• Management & Leadership
• Finance & Accounting
• Consulting

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