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Sr. Financial Systems Administrator; OneStream

Job in Toronto, Ontario, C6A, Canada
Listing for: Prevueaps
Full Time position
Listed on 2026-09-29
Job specializations:
  • IT/Tech
    IT Specialist, Systems Administrator
Salary/Wage Range or Industry Benchmark: 90000 - 130000 CAD Yearly CAD 90000.00 130000.00 YEAR
Job Description & How to Apply Below
Position: Sr. Financial Systems Administrator (OneStream)

TI Automotive supplies safety and performance critical products and highly engineered components to the global automotive industry. We have more than 100 years' experience of solving customers' safety, efficiency and environmental challenges. Our exceptional team, powertrain agnostic product portfolio, vertical integration, global footprint and customer proximity make us a trusted partner to all the world's leading OEMs.

Position Summary:

The Sr. Financial System Administrator is responsible for the day-to-day administration, maintenance, optimization and development of the One Stream Corporate Performance Management (CPM) platform. This role partners closely with Accounting, Finance, FP&A and IT to support GAAP-based financial reporting, and to ensure system stability, data integrity, security, timely resolution of application issues and continuous improvement. In addition to systems administration, this role provides leadership for One Stream development, is the technical owner of the One Stream platform and reports to the Director of Financial Systems.

The ideal candidate combines finance process expertise with One Stream technical administration. They understand how Accounting and FP&A use the platform while also possessing the technical skills to configure, maintain, secure, and optimize the application.

Primary Responsibilities:

Financial Systems Support -
  • Support monthly, quarterly, and annual financial close processes
  • Provide end user support to global finance teams utilizing the One Stream platform for consolidation, forecasting, budgeting, lease accounting and account reconciliation processes.
  • Ensure successful data loads, consolidations, currency translations, and reporting.
  • Troubleshoot consolidation and calculation issues.
  • Support statutory, management, and external financial reporting requirements
  • Manage monthly data load processes for corporate functions (Treasury foreign exchange rates, HR headcount-related data)
  • Provide guidance for One Stream support resource
System Administration -
  • Administer and support One Stream applications, including dimensions, hierarchies, metadata, and security
  • Configure and manage application security, user roles, and workflow access.
  • Support chart of accounts, legal entity structures, and reporting rollups used for external and management reporting
  • Manage One Stream Development, Test, and Production environments, including application migrations, capacity planning, and change management.
  • Coordinate migrations using application build and deployment processes.
  • Monitor system performance, troubleshoot application issues. Serve as primary liaison with One Stream Support and elevate as needed.
  • Coordinate software upgrades, patches, and platform releases.
  • Maintain application documentation covering admin processes, troubleshooting and user training
Application Development & Configuration -
  • Work with Finance team and systems integration partners to lead/support application development that enhances existing functionality and extends the use of the system.
  • Build and maintain One Stream artifacts (Cube Views, Dashboards, Reports, Forms, Workflows, Transformation Rules, Business Rules, etc) to enhance and extend the system.
  • Lead testing process of periodic system upgrades.
  • Develop automation to improve financial processes.
  • Support implementation of One Stream Solution Exchange solutions.
Data Integration -
  • Manage integrations between One Stream and source systems such as BPCS, CMS, Kinetics and Flat files.
  • Validate data loads and troubleshoot integration issues.
  • Build, maintain, and support transformation rules, including mappings, logic, and validations.
Governance & Controls -
  • Maintain application security and segregation of duties.
  • Support SOX compliance, Internal Controls compliance and audit requests.
  • Follow appropriate change management processes, and documentation requirements
  • Maintain disaster recovery and backup procedures in coordination with One Stream Support policy.
Continuous Improvement -
  • Recommend system enhancements to improve user experience, usability and performance.
  • Evaluate new One Stream functionality and Solution Exchange solutions, including AI capabilities.
  • Partner with Finance leadership on roadmap planning.
  • Support or lead implementation projects and future system expansions.
Key

Skills:
  • Strong analytical and troubleshooting skills
  • Strong technical aptitude including SQL, Excel, VBA and relational databases
  • Excellent communication skills
  • Customer-focused mindset
  • Ability to prioritize multiple…
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