Gene Halbrooks

Financial Systems Professional

Gene Halbrooks

Manager of Financial Systems  ·  OneStream Administration Specialist

Financial systems professional with progressive experience at the divisional and corporate level across multiple industries. Fluent in both the finance language and the system architecture language — and expert at building where they intersect. A competent leader who develops teams and delivers strategic financial reporting roadmaps.

OneStream Hyperion NetSuite PeopleSoft CPM / EPM Financial Consolidation Planning & Budgeting iOS App Development

Key Accomplishments

2025

OneStream Splash Conference Presenter — sharing the BlueScope implementation story on a national stage.

2025

St. Louis OneStream ROC Presenter — sharing the BlueScope implementation story with the regional user community.

2024

St. Louis OneStream ROC Presenter — sharing the SmartWire implementation story with the regional user community.

2023

OneStream Case Study — Customer Success Story, showcasing the SmartWires planning implementation.

View Case Study

Professional Experience

Manager, Finance Systems & Data QualityJuly 2024 – Present

BlueScope MFG  ·  Kansas City, MO

  • Leading enterprise-wide OneStream Planning transformation across 5 North America business units, aligning regional initiatives with global finance systems strategy in partnership with Australian leadership teams.
  • Implemented scalable OneStream planning framework designed for multi-business-unit adoption across Americas and global operations.
  • Serve as primary liaison between finance stakeholders, implementation partners, and technical developers to translate complex business requirements into scalable system solutions.
  • Driving governance, SDLC controls, testing protocols, and change management initiatives to support compliant and sustainable financial systems operations.
  • Providing functional and technical leadership across OneStream administration, planning architecture, training, support, and long-term platform optimization.
Senior Manager, Financial SystemsAug 2023 – July 2024

SuperOrdinary USA  ·  California

  • Led end-to-end OneStream implementation project management including application design, planning architecture, project governance, testing, deployment, and post-go-live support.
  • Oversaw implementation partner deliverables and ensured successful execution against project timelines, budget expectations, and business objectives.
Principal Financial Systems Admin2022 – 2023

Smart Wires Inc.  ·  Durham, NC

  • Executed full lifecycle OneStream implementation including requirements gathering, solution design, testing, deployment, and user enablement.
  • Integrated OneStream Planning with NetSuite to streamline financial data flows and improve forecast accuracy across international operations.
  • Supported multi-currency planning and reporting capabilities for global finance operations.
Manager, ERP Applications2019 – 2022

Centene Corp.  ·  St. Louis, MO

  • Led production support for Hyperion, OneStream, and PeopleSoft via ServiceNow ticketing.
  • Supervised 3 direct reports and 6 dotted-line reports across the financial systems support team.
  • Facilitated OneStream user training during the conversion from Hyperion Planning.
  • Implemented and managed Application Control Manager (ACM) within OneStream; participated in the ongoing ACM focus group.

Skills & Expertise

OneStream XF

Admin · Implementation · CPM Blueprint

Financial Consolidation

Actuals · Intercompany · Multi-Currency

Planning & Budgeting

People Planning · Driver-Based Models

Hyperion (Oracle EPM)

Planning · HFM · Production Support

NetSuite / ERP Integration

SIC Data Integrations · Admin

Data Quality & Governance

COA Mapping · ACM · Reporting

Team Leadership

Training · Mentoring · Project Mgmt

Strategic Roadmapping

Finance + Systems Bilingual

Contact

Whether you're evaluating OneStream for the first time, mid-implementation and need a seasoned hand, or looking to optimize an existing deployment — I bring deep platform knowledge and real-world experience across consolidation, planning, and ERP integration. Let's connect and talk through what you're building.

📍 St. Louis, MO
OneStream Implementation & Administration
NetSuite & ERP Integrations
Strategic Financial Reporting Initiatives
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