Manager of Financial Performance Infrastructure & Transformation

Job Summary & Objectives The Financial Performance Infrastructure & Transformation Manager plays a critical role in supporting Firm leadership by overseeing financial reporting, planning processes, and the governance of core financial data. This individual will drive consistency, scalability, and continuous improvement across the function by identifying and leading initiatives focused on process simplification, automation, operational efficiency, and reporting enhancements. The Financial Performance Infrastructure & Transformation Manager will be responsible for developing and managing reporting calendars, prioritizing deliverables, and ensuring alignment between reporting activities and evolving business needs. In addition to delivering high-quality financial insights, this role will establish and maintain documentation standards, standardize key processes, and build a center of excellence for financial reporting and analytics across the Firm. The Financial Performance Infrastructure & Transformation Manager will also partner closely with Senior Management to support the development and execution of financial strategies that advance the Firm’s broader business objectives while fostering a culture of continuous improvement and data-driven decision-making. Essential Job Duties & Responsibilities Performance Reporting & Executive Deliverables Oversee production of recurring executive reporting, including: Monthly finance packages Client and practice reports Quarterly profitability and actual vs. projection analyses Ensure accuracy, consistency, and timeliness of all reporting outputs Financial Planning & Business Review Processes Lead the annual business planning, budgeting and business review production process Create and deliver timely and insightful financial reports that support strategic decision-making Support quarterly forecasting production process Partner with firm leadership to deliver strategic insights and recommendations Build and maintain financial models to support planning and growth initiatives Core Financial Data Ownership Oversee key monthly financial processes, including: Profitability processes Cost rate development and maintenance FX entries and inventory roll forwards Ensure data integrity across systems and reporting outputs Enterprise Systems & Business Solutions Serve as the primary business owner of the Firm's enterprise planning system, overseeing implementation, enhancement, governance, and ongoing support to ensure effective utilization and alignment with Firm strategy. Partner with stakeholders to identify opportunities for system improvements, translate business requirements into scalable solutions, and manage enhancement roadmaps and priorities. Oversee user acceptance testing, system upgrades, and change management activities to ensure successful deployment and adoption. Monitor system performance, data quality, and user adoption, identifying opportunities for automation, efficiency gains, and enhanced functionality. Documentation & Center of Excellence Develop and maintain comprehensive documentation for: Reporting processes Data definitions and methodologies Financial models and tools Establish and evolve a center of excellence (CoE) for FP&A: Define best practices and governance standards Create user guides, and standardized outputs Promote consistency and knowledge sharing across teams Serve as a key resource for training and onboarding related to reporting and analytics tools Ensure compliance with the Firm’s procedures, policies and guidelines. Education Required Bachelor’s degree required Preferred Degree in Finance or Accounting or related preferred Skills and Experience Required Minimum of 5 years of Financial Planning & Analysis Minimum of 2 years of management experience required Strong organizational skills with the ability to manage multiple priorities, deadlines, and competing business needs in a fast-paced environment. Demonstrated project management experience, including planning, coordinating, and executing cross-functional initiatives from inception through implementation. Ability to prioritize, plan and multi-task work activities in a high-pressure environment with minimal supervision Experience implementing, supporting, or enhancing enterprise planning, reporting, or financial systems. Strong stakeholder management and relationship-building skills, with the ability to influence decision-making across all levels of the organization. Strong verbal and writing communication skills Demonstrate flexibility and initiative with respect to handling multiple projects and shifting priorities Experience with enterprise performance management (EPM) platforms Working knowledge of MS Excel; proficiency in MS Word and MS PowerPoint Preferred Proven ability to leverage AI technologies to enhance efficiency and business outcomes Salary Information NY Only: The estimated base salary range for this position is $160,000 to $190,000 at the time of posting. The actual salary offered will depend on a variety of factors, including without limitation, the qualifications of the individual applicant for the position, years of relevant experience, level of education attained, certifications or other professional licenses held, and if applicable, the location in which the applicant lives and/or from which they will be performing the job. This role is exempt meaning it is not overtime pay eligible. Simpson Thacher will not sponsor applicants for work visas for this position. Simpson Thacher will not sponsor applicants for work visas for this position. Privacy Notice For information about how Simpson Thacher & Bartlett LLP collects and processes your personal information, please refer to our Privacy Notice available at  https://www.stblaw.com/other/privacy-notice . Simpson Thacher & Bartlett is committed to a collegial work environment in which all individuals are treated with r