OneStream Technical Consultant/System Admin

  • La Fosse Associates Limited
  • Dec 04, 2025
Full time Telecommunications

Job Description

We are seeking a permanent OneStream Administrator & Finance Systems Specialist to take ownership of the day-to-day management, maintenance, and development of the OneStream financial consolidation platform. This role sits within the Data & Analytics team and works closely with both finance and technical stakeholders.

Key Responsibilities

  • Manage the daily operation, administration, and configuration of the OneStream platform.

  • Support month-end and reporting cycles, ensuring data accuracy and system reliability.

  • Develop and enhance OneStream functionality, including workflows, calculations, reports, and integrations.

  • Act as the internal subject-matter expert for finance systems, bridging the gap between finance users and technical teams.

  • Troubleshoot issues, coordinate fixes, and optimise system performance.

  • Work with external technical partners as needed for larger project-based work.

  • Contribute to continuous improvement across financial processes and reporting capabilities.

About You

  • Strong understanding of financial processes such as consolidation, reporting, and budgeting.

  • Hands-on experience with OneStream (administration, configuration, and/or development).

  • Ability to translate finance requirements into technical solutions.

  • Comfortable working in a mixed team of data engineers, BI developers, and finance professionals.

  • Proactive problem-solver with a focus on quality and service.