Roger Walker

About Roger Walker

Performance-driven business leader with extensive expertise in front-to-back office energy trading, risk management, and process transformation, possessing a deep understanding of energy markets and operations. Proven track record of driving integration, operational excellence, and risk mitigation across front office and support functions. Trusted partner to senior leaders, traders, operations, and finance teams, enabling business growth and strategic alignment through hands-on problem solving, cross-functional collaboration, and delivery of complex initiatives. Experienced communicator, adept at breaking down and explaining complex topics.Core Competencies: Cross-Functional Leadership, Energy Markets, Business Process Management, Process Mapping, Transaction Lifecycle, Risk Management, Energy Trading Risk Management (ETRM) systems, Data Management, Process Improvement & Automation, Internal Controls, Vendor Management, Project & Program Management

Experience

1. Director, Finance Transformation

   Hartree Partners

   Dec 2025 — Present · Houston, TX, US

Education

• Trinity University

  Master of Science (M.S.)

• Trinity University

  Bachelor of Science (B.S.)

Skills

• Finance
• Financial Instruments
• Ifrs
• International Financial Reporting Standards (Ifrs)
• Internal Controls
• Financial Modeling
• Management
• Fas 133
• U.s. Generally Accepted Accounting Principles (Gaap)
• Us Gaap
• Financial Reporting
• Sarbanes-Oxley Act
• Management Consulting
• Business Process Improvement
• Commodity Markets
• Auditing
• Derivatives
• Financial Analysis
• Hedge Accounting
• Enterprise Risk Management
• Commodity Risk Management
• Energy Trading
• Oil & Gas
• Risk Management
• Performance Management
• Energy