Senior Manager, Tax Technology Consulting

Ryan•Plano, TX

1d•Hybrid

About The Position

The Senior Manager, Tax Technology leads complex indirect tax technology implementation projects for enterprise clients, with a primary focus on ERP integration, tax engine deployment, and business process transformation. This role oversees multiple concurrent engagements from planning through production deployment, ensuring projects are delivered on time, within budget, and in accordance with Ryan’s delivery standards. The ideal candidate has substantial experience leading multiple full-cycle implementations integrating SAP ECC or SAP S/4HANA with Vertex O Series or OneSource Determination. In addition to client delivery, the Senior Manager develops consulting professionals, manages direct reports, supports business development, and contributes to the continued growth of Ryan’s Tax Technology practice. This position is eligible for remote or hybrid work arrangements, with periodic travel required to support client engagements and team collaboration.

Requirements

Bachelor's degree or Master's degree from a four-year college or university and a minimum of seven to ten years of experience providing indirect tax automation and implementation services is required.
Experience working for a consulting firm, tax software provider, or systems integrator delivering enterprise indirect tax technology implementations is strongly preferred.
Demonstrated experience leading multiple full-cycle enterprise software implementations from requirements gathering through production deployment and post-go-live support.
Extensive knowledge of indirect tax technology software solutions is required, specifically Vertex O Series or OneSource Determination.
Extensive ERP knowledge specific to tax determination and finance.
The ideal candidate has experience working with and designing SAP ERP Sales and Distribution (SD), Materials Management (MM), and Financial Accounting (FI) modules in SAP ECC and/or SAP S/4HANA.
Proficiency in Microsoft Office applications, including Word, Excel, PowerPoint, and Outlook.
Experience working with enterprise systems, databases, reporting tools, project management platforms, or business applications.
Demonstrated ability to appropriately leverage artificial intelligence tools to improve productivity, analysis, documentation, project delivery, and day-to-day client service while maintaining professional judgment, confidentiality, and data security.
Strong project and program management skills with the ability to manage multiple concurrent engagements and priorities.
Strong functional knowledge of SAP ECC or SAP S/4HANA processes related to indirect tax.
Experience leading multiple end-to-end implementations of Vertex O Series or OneSource Determination integrated with SAP ECC or SAP S/4HANA.
Excellent written, verbal, presentation, and executive-level communication skills.
Ability to lead cross-functional teams and influence client and internal stakeholders.
Strong analytical and problem-solving skills with the ability to translate complex business requirements into practical solutions.
Demonstrated ability to coach and develop consulting professionals.

Nice To Haves

Accounting, Tax, or Information Technology degrees are desirable.
Certified Public Accountant (CPA) or Project Management Professional (PMP) designation is a plus.
Familiarity with project management tools and collaboration platforms preferred.
Experience implementing Vertex O Series and Vertex Accelerator or Accelerator+ in SAP environments.
Experience supporting SAP S/4HANA transformations or migrations.
Knowledge of REST APIs, web services, middleware, data analytics, or custom tax automation solutions.
Familiarity with Agile, Scrum, Lean, or other structured implementation methodologies.
Professional certifications such as PMP, Agile/Scrum certifications, Lean/Six Sigma, CPA, SAP, Vertex, or OneSource certifications are preferred.
Valid driver's license may be required, depending on role assignment.

Responsibilities

Creates a positive, accountable, and collaborative team environment aligned with Ryan’s core values.
Leads, coaches, and develops consulting professionals through technical guidance, performance management, training, and career development.
Oversees project staffing, resource planning, workload distribution, and utilization across concurrent engagements.
Establishes consistent implementation methodologies, quality standards, and delivery best practices.
Supports recruiting, interviewing, onboarding, and professional development of Tax Technology team members.
Leads complex indirect tax technology implementations from project initiation through deployment and post-go-live support.
Serves as a trusted advisor to client tax, finance, accounting, and IT stakeholders.
Oversees the implementation lifecycle, including requirements gathering, solution and process design, configuration, ERP integration, testing, cutover, and hypercare.
Manages project scope, schedules, budgets, staffing, financial performance, and risks across multiple engagements.
Reviews functional specifications, testing documentation, and client deliverables to ensure quality and implementation readiness.
Supports proposals, client presentations, engagement planning, and identification of additional service opportunities.
Applies indirect tax and technology expertise to translate business requirements into practical, scalable solutions.
Provides technical leadership for ERP integrations, tax engine implementations, and custom tax automation solutions.
Develops implementation methodologies, quality standards, and reusable delivery assets that improve project consistency and efficiency.
Promotes the appropriate use of automation, analytics, and artificial intelligence to improve delivery and client outcomes.
Ensures strong engagement performance through disciplined budgeting, forecasting, resource planning, billing, and change management.
Supports practice growth through thought leadership, strategic initiatives, vendor relationships, and knowledge sharing.
Performs other duties as assigned.